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Do not use external libraries, external image assets, external fonts, or network requests. Inline SVG, CSS drawing, and canvas are allowed.\n\nThe result should visibly show a capybara riding a hoverboard, with animation that makes the scene feel alive. 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Do not use external libraries, external image assets, external fonts, or network requests. Inline SVG, CSS drawing, and canvas are allowed.\n\nThe result should visibly show a capybara riding a hoverboard, with animation that makes the scene feel alive. 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Do not use external libraries, external image assets, external fonts, or network requests. Inline SVG, CSS drawing, and canvas are allowed.\n\nThe result should visibly show a capybara riding a hoverboard, with animation that makes the scene feel alive. Do not include audio.\n\nReturn only the HTML source, without explanations or Markdown code fences.\n"}]},"preview":{"kind":"ready","url":"https://preview.capy.ai.id/runs/pi-01a13428-91a4-73e0-bb65-7ae074cb59a7-capybara-hoverboard-v1-cost/"},"measurementRows":[["Model time","96.369 s"],["Input tokens","9,949"],["Cached tokens","66,176"],["Output tokens","22,483"],["Total tokens","98,608"],["Cost (USD)","$0.03"]]},{"run":{"schema_version":1,"id":"dsh-aacd7d25-7533-495a-8224-2d2881c24a42-capybara-hoverboard-v1","challenge_id":"capybara-hoverboard-v1","series_id":"dsh-series-aacd7d25-7533-495a-8224-2d2881c24a42","attempt_number":1,"provider":"deepseek-official","model":{"display_name":"deepseek-v4-flash","identifier":"deepseek-v4-flash","identifier_kind":"unknown"},"generated_at":"2026-10-13T04:19:30Z","generation":{"mode":"tool-assisted","interface":"coding-agent","tools_used":"yes","harness":{"name":"DeepSeek Harness","version":"0.1.6-alpha.2","effort":"high"},"metrics":{"time":null,"tokens":{"input":22647,"cached":1078144,"output":55617,"total":1156408}}},"instructions":{"prompt_path":"challenges/capybara-hoverboard-v1/prompt.txt","prompt_sha256":"e6b955ce7c23afabd2adf2115467e7b6c213ac2cab2a7596886ca71ad827fe1c","transcript_path":"runs/dsh-aacd7d25-7533-495a-8224-2d2881c24a42-capybara-hoverboard-v1/transcript.json"},"artifacts":{"response":{"path":"runs/dsh-aacd7d25-7533-495a-8224-2d2881c24a42-capybara-hoverboard-v1/response.txt","sha256":"e576c85760b0043b0f3d1b183798562f6d5131ebef3b86c60760d78572438f6f","size_bytes":18598},"html":{"path":"runs/dsh-aacd7d25-7533-495a-8224-2d2881c24a42-capybara-hoverboard-v1/output.html.txt","sha256":"e576c85760b0043b0f3d1b183798562f6d5131ebef3b86c60760d78572438f6f","size_bytes":18598,"extraction":{"start_byte":0,"end_byte_exclusive":18598}}}},"curation":{"schema_version":1,"run_id":"dsh-aacd7d25-7533-495a-8224-2d2881c24a42-capybara-hoverboard-v1","published_at":"2026-10-13T04:33:14Z","visible":true,"preview_allowed":true,"preview_disabled_reason":null,"observations":["The run demonstrates strong iterative tool use: after image inspection failed, the model compensated with screenshots, pixel analysis, and layout measurements, then refined the scene and perspective grid. 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Do not include audio.\n\nReturn only the HTML source, without explanations or Markdown code fences.\n"}]},"preview":{"kind":"ready","url":"https://preview.capy.ai.id/runs/dsh-aacd7d25-7533-495a-8224-2d2881c24a42-capybara-hoverboard-v1/"},"measurementRows":[["Time","Unknown"],["Input tokens","22,647"],["Cached tokens","1,078,144"],["Output tokens","55,617"],["Total tokens","1,156,408"],["Cost (USD)","Unknown"]]},{"run":{"schema_version":1,"id":"dsh-aacd7d25-7533-495a-8224-2d2881c24a42-capybara-hoverboard-v1-cost","challenge_id":"capybara-hoverboard-v1","series_id":"dsh-series-aacd7d25-7533-495a-8224-2d2881c24a42","attempt_number":1,"provider":"deepseek-official","model":{"display_name":"deepseek-v4-flash","identifier":"deepseek-v4-flash","identifier_kind":"unknown"},"generated_at":"2026-10-13T04:19:30Z","generation":{"mode":"tool-assisted","interface":"coding-agent","tools_used":"yes","harness":{"name":"DeepSeek Harness","version":"0.1.6-alpha.2","effort":"high"},"metrics":{"time":null,"tokens":{"input":22647,"cached":1078144,"output":55617,"total":1156408},"cost":0.04}},"instructions":{"prompt_path":"challenges/capybara-hoverboard-v1/prompt.txt","prompt_sha256":"e6b955ce7c23afabd2adf2115467e7b6c213ac2cab2a7596886ca71ad827fe1c","transcript_path":"runs/dsh-aacd7d25-7533-495a-8224-2d2881c24a42-capybara-hoverboard-v1-cost/transcript.json"},"artifacts":{"response":{"path":"runs/dsh-aacd7d25-7533-495a-8224-2d2881c24a42-capybara-hoverboard-v1-cost/response.txt","sha256":"e576c85760b0043b0f3d1b183798562f6d5131ebef3b86c60760d78572438f6f","size_bytes":18598},"html":{"path":"runs/dsh-aacd7d25-7533-495a-8224-2d2881c24a42-capybara-hoverboard-v1-cost/output.html.txt","sha256":"e576c85760b0043b0f3d1b183798562f6d5131ebef3b86c60760d78572438f6f","size_bytes":18598,"extraction":{"start_byte":0,"end_byte_exclusive":18598}}},"supersedes_run_id":"dsh-aacd7d25-7533-495a-8224-2d2881c24a42-capybara-hoverboard-v1","correction_reason":"Record the supplied total DSH cost of US$0.04."},"curation":{"schema_version":1,"run_id":"dsh-aacd7d25-7533-495a-8224-2d2881c24a42-capybara-hoverboard-v1-cost","published_at":"2026-10-13T04:38:52Z","visible":true,"preview_allowed":true,"preview_disabled_reason":null,"observations":["The run demonstrates strong iterative tool use: after image inspection failed, the model compensated with screenshots, pixel analysis, and layout measurements, then refined the scene and perspective grid. 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Do not include audio.\n\nReturn only the HTML source, without explanations or Markdown code fences.\n"}]},"preview":{"kind":"ready","url":"https://preview.capy.ai.id/runs/dsh-aacd7d25-7533-495a-8224-2d2881c24a42-capybara-hoverboard-v1-cost/"},"measurementRows":[["Time","Unknown"],["Input tokens","22,647"],["Cached tokens","1,078,144"],["Output tokens","55,617"],["Total tokens","1,156,408"],["Cost (USD)","$0.04"]]},{"run":{"schema_version":1,"id":"dsh-aacd7d25-7533-495a-8224-2d2881c24a42-capybara-hoverboard-v1-elapsed","challenge_id":"capybara-hoverboard-v1","series_id":"dsh-series-aacd7d25-7533-495a-8224-2d2881c24a42","attempt_number":1,"provider":"deepseek-official","model":{"display_name":"deepseek-v4-flash","identifier":"deepseek-v4-flash","identifier_kind":"unknown"},"generated_at":"2026-10-13T04:19:30Z","generation":{"mode":"tool-assisted","interface":"coding-agent","tools_used":"yes","harness":{"name":"DeepSeek Harness","version":"0.1.6-alpha.2","effort":"high"},"metrics":{"time":{"kind":"elapsed","duration_ms":320000},"tokens":{"input":22647,"cached":1078144,"output":55617,"total":1156408},"cost":0.04}},"instructions":{"prompt_path":"challenges/capybara-hoverboard-v1/prompt.txt","prompt_sha256":"e6b955ce7c23afabd2adf2115467e7b6c213ac2cab2a7596886ca71ad827fe1c","transcript_path":"runs/dsh-aacd7d25-7533-495a-8224-2d2881c24a42-capybara-hoverboard-v1-elapsed/transcript.json"},"artifacts":{"response":{"path":"runs/dsh-aacd7d25-7533-495a-8224-2d2881c24a42-capybara-hoverboard-v1-elapsed/response.txt","sha256":"e576c85760b0043b0f3d1b183798562f6d5131ebef3b86c60760d78572438f6f","size_bytes":18598},"html":{"path":"runs/dsh-aacd7d25-7533-495a-8224-2d2881c24a42-capybara-hoverboard-v1-elapsed/output.html.txt","sha256":"e576c85760b0043b0f3d1b183798562f6d5131ebef3b86c60760d78572438f6f","size_bytes":18598,"extraction":{"start_byte":0,"end_byte_exclusive":18598}}},"supersedes_run_id":"dsh-aacd7d25-7533-495a-8224-2d2881c24a42-capybara-hoverboard-v1-cost","correction_reason":"Record the supplied approximate elapsed time of 5m20s (320000 ms)."},"curation":{"schema_version":1,"run_id":"dsh-aacd7d25-7533-495a-8224-2d2881c24a42-capybara-hoverboard-v1-elapsed","published_at":"2026-10-13T04:42:02Z","visible":true,"preview_allowed":true,"preview_disabled_reason":null,"observations":["The run demonstrates strong iterative tool use: after image inspection failed, the model compensated with screenshots, pixel analysis, and layout measurements, then refined the scene and perspective grid. 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Do not include audio.\n\nReturn only the HTML source, without explanations or Markdown code fences.\n"}]},"preview":{"kind":"ready","url":"https://preview.capy.ai.id/runs/dsh-aacd7d25-7533-495a-8224-2d2881c24a42-capybara-hoverboard-v1-elapsed/"},"measurementRows":[["Elapsed time","320 s"],["Input tokens","22,647"],["Cached tokens","1,078,144"],["Output tokens","55,617"],["Total tokens","1,156,408"],["Cost (USD)","$0.04"]]},{"run":{"schema_version":1,"id":"dsh-adef23f3-d235-4306-93d7-9afaf9df31cf-capybara-hoverboard-v1","challenge_id":"capybara-hoverboard-v1","series_id":"dsh-series-adef23f3-d235-4306-93d7-9afaf9df31cf","attempt_number":1,"provider":"deepseek-official","model":{"display_name":"deepseek-v4-flash","identifier":"deepseek-v4-flash","identifier_kind":"unknown"},"generated_at":"2026-10-13T03:41:38.738Z","generation":{"mode":"tool-assisted","interface":"coding-agent","tools_used":"yes","harness":{"name":"DeepSeek Harness","version":"0.1.6-alpha.2","effort":"high"},"metrics":{"time":null,"tokens":{"input":7123,"cached":103424,"output":33648,"total":144195}}},"instructions":{"prompt_path":"challenges/capybara-hoverboard-v1/prompt.txt","prompt_sha256":"e6b955ce7c23afabd2adf2115467e7b6c213ac2cab2a7596886ca71ad827fe1c","transcript_path":"runs/dsh-adef23f3-d235-4306-93d7-9afaf9df31cf-capybara-hoverboard-v1/transcript.json"},"artifacts":{"response":{"path":"runs/dsh-adef23f3-d235-4306-93d7-9afaf9df31cf-capybara-hoverboard-v1/response.txt","sha256":"040d98529b3d23601757ffbfe7ba3ea2f89c354a0c49a08c95be6f8d5c662af8","size_bytes":17663},"html":{"path":"runs/dsh-adef23f3-d235-4306-93d7-9afaf9df31cf-capybara-hoverboard-v1/output.html.txt","sha256":"040d98529b3d23601757ffbfe7ba3ea2f89c354a0c49a08c95be6f8d5c662af8","size_bytes":17663,"extraction":{"start_byte":0,"end_byte_exclusive":17663}}}},"curation":{"schema_version":1,"run_id":"dsh-adef23f3-d235-4306-93d7-9afaf9df31cf-capybara-hoverboard-v1","published_at":"2026-10-13T04:03:16.633Z","visible":true,"preview_allowed":true,"preview_disabled_reason":null,"observations":["The self-contained scene renders a capybara on a glowing cyan hoverboard against a sunset mountain landscape, with animated stars, clouds, thrusters, particles, and a red scarf.","The interaction code adds pointer parallax and click-to-boost behavior; local observation produced no page errors."],"series_publication_complete":true,"series_incomplete_reason":null,"thumbnail":{"path":"thumbnails/dsh-adef23f3-d235-4306-93d7-9afaf9df31cf-capybara-hoverboard-v1.png","viewport":{"width":640,"height":480},"capture_delay_ms":1000,"browser_version":"156.0.8078.4","preview_policy_version":"restricted-html-v1"}},"transcript":{"schema_version":1,"turns":[{"role":"user","content":"Build an animated capybara riding a hoverboard using only HTML, CSS, and JavaScript.\n\nDeliver a single self-contained HTML file with all CSS and JavaScript inline. Do not use external libraries, external image assets, external fonts, or network requests. Inline SVG, CSS drawing, and canvas are allowed.\n\nThe result should visibly show a capybara riding a hoverboard, with animation that makes the scene feel alive. Do not include audio.\n\nReturn only the HTML source, without explanations or Markdown code fences.\n"}]},"preview":{"kind":"ready","url":"https://preview.capy.ai.id/runs/dsh-adef23f3-d235-4306-93d7-9afaf9df31cf-capybara-hoverboard-v1/"},"measurementRows":[["Time","Unknown"],["Input tokens","7,123"],["Cached tokens","103,424"],["Output tokens","33,648"],["Total tokens","144,195"],["Cost (USD)","Unknown"]]},{"run":{"schema_version":1,"id":"dsh-adef23f3-d235-4306-93d7-9afaf9df31cf-capybara-hoverboard-v1-cost","challenge_id":"capybara-hoverboard-v1","series_id":"dsh-series-adef23f3-d235-4306-93d7-9afaf9df31cf","attempt_number":1,"provider":"deepseek-official","model":{"display_name":"deepseek-v4-flash","identifier":"deepseek-v4-flash","identifier_kind":"unknown"},"generated_at":"2026-10-13T03:41:38.738Z","generation":{"mode":"tool-assisted","interface":"coding-agent","tools_used":"yes","harness":{"name":"DeepSeek Harness","version":"0.1.6-alpha.2","effort":"high"},"metrics":{"time":null,"tokens":{"input":7123,"cached":103424,"output":33648,"total":144195},"cost":0.04}},"instructions":{"prompt_path":"challenges/capybara-hoverboard-v1/prompt.txt","prompt_sha256":"e6b955ce7c23afabd2adf2115467e7b6c213ac2cab2a7596886ca71ad827fe1c","transcript_path":"runs/dsh-adef23f3-d235-4306-93d7-9afaf9df31cf-capybara-hoverboard-v1-cost/transcript.json"},"artifacts":{"response":{"path":"runs/dsh-adef23f3-d235-4306-93d7-9afaf9df31cf-capybara-hoverboard-v1-cost/response.txt","sha256":"040d98529b3d23601757ffbfe7ba3ea2f89c354a0c49a08c95be6f8d5c662af8","size_bytes":17663},"html":{"path":"runs/dsh-adef23f3-d235-4306-93d7-9afaf9df31cf-capybara-hoverboard-v1-cost/output.html.txt","sha256":"040d98529b3d23601757ffbfe7ba3ea2f89c354a0c49a08c95be6f8d5c662af8","size_bytes":17663,"extraction":{"start_byte":0,"end_byte_exclusive":17663}}},"supersedes_run_id":"dsh-adef23f3-d235-4306-93d7-9afaf9df31cf-capybara-hoverboard-v1","correction_reason":"Record the supplied total DSH cost of US$0.04."},"curation":{"schema_version":1,"run_id":"dsh-adef23f3-d235-4306-93d7-9afaf9df31cf-capybara-hoverboard-v1-cost","published_at":"2026-10-13T04:05:31.130Z","visible":true,"preview_allowed":true,"preview_disabled_reason":null,"observations":["The self-contained scene renders a capybara on a glowing cyan hoverboard against a sunset mountain landscape, with animated stars, clouds, thrusters, particles, and a red scarf.","The interaction code adds pointer parallax and click-to-boost behavior; local observation produced no page errors.","The total recorded DSH cost is US$0.04."],"series_publication_complete":true,"series_incomplete_reason":null,"thumbnail":{"path":"thumbnails/dsh-adef23f3-d235-4306-93d7-9afaf9df31cf-capybara-hoverboard-v1.png","viewport":{"width":640,"height":480},"capture_delay_ms":1000,"browser_version":"156.0.8078.4","preview_policy_version":"restricted-html-v1"}},"transcript":{"schema_version":1,"turns":[{"role":"user","content":"Build an animated capybara riding a hoverboard using only HTML, CSS, and JavaScript.\n\nDeliver a single self-contained HTML file with all CSS and JavaScript inline. Do not use external libraries, external image assets, external fonts, or network requests. Inline SVG, CSS drawing, and canvas are allowed.\n\nThe result should visibly show a capybara riding a hoverboard, with animation that makes the scene feel alive. Do not include audio.\n\nReturn only the HTML source, without explanations or Markdown code fences.\n"}]},"preview":{"kind":"ready","url":"https://preview.capy.ai.id/runs/dsh-adef23f3-d235-4306-93d7-9afaf9df31cf-capybara-hoverboard-v1-cost/"},"measurementRows":[["Time","Unknown"],["Input tokens","7,123"],["Cached tokens","103,424"],["Output tokens","33,648"],["Total tokens","144,195"],["Cost (USD)","$0.04"]]},{"run":{"schema_version":1,"id":"dsh-adef23f3-d235-4306-93d7-9afaf9df31cf-capybara-hoverboard-v1-elapsed","challenge_id":"capybara-hoverboard-v1","series_id":"dsh-series-adef23f3-d235-4306-93d7-9afaf9df31cf","attempt_number":1,"provider":"deepseek-official","model":{"display_name":"deepseek-v4-flash","identifier":"deepseek-v4-flash","identifier_kind":"unknown"},"generated_at":"2026-10-13T03:41:38.738Z","generation":{"mode":"tool-assisted","interface":"coding-agent","tools_used":"yes","harness":{"name":"DeepSeek Harness","version":"0.1.6-alpha.2","effort":"high"},"metrics":{"time":{"kind":"elapsed","duration_ms":142000},"tokens":{"input":7123,"cached":103424,"output":33648,"total":144195},"cost":0.04}},"instructions":{"prompt_path":"challenges/capybara-hoverboard-v1/prompt.txt","prompt_sha256":"e6b955ce7c23afabd2adf2115467e7b6c213ac2cab2a7596886ca71ad827fe1c","transcript_path":"runs/dsh-adef23f3-d235-4306-93d7-9afaf9df31cf-capybara-hoverboard-v1-elapsed/transcript.json"},"artifacts":{"response":{"path":"runs/dsh-adef23f3-d235-4306-93d7-9afaf9df31cf-capybara-hoverboard-v1-elapsed/response.txt","sha256":"040d98529b3d23601757ffbfe7ba3ea2f89c354a0c49a08c95be6f8d5c662af8","size_bytes":17663},"html":{"path":"runs/dsh-adef23f3-d235-4306-93d7-9afaf9df31cf-capybara-hoverboard-v1-elapsed/output.html.txt","sha256":"040d98529b3d23601757ffbfe7ba3ea2f89c354a0c49a08c95be6f8d5c662af8","size_bytes":17663,"extraction":{"start_byte":0,"end_byte_exclusive":17663}}},"supersedes_run_id":"dsh-adef23f3-d235-4306-93d7-9afaf9df31cf-capybara-hoverboard-v1-cost","correction_reason":"Record the supplied approximate elapsed time of 2m22s (142000 ms)."},"curation":{"schema_version":1,"run_id":"dsh-adef23f3-d235-4306-93d7-9afaf9df31cf-capybara-hoverboard-v1-elapsed","published_at":"2026-10-13T04:43:58Z","visible":true,"preview_allowed":true,"preview_disabled_reason":null,"observations":["The self-contained scene renders a capybara on a glowing cyan hoverboard against a sunset mountain landscape, with animated stars, clouds, thrusters, particles, and a red scarf.","The interaction code adds pointer parallax and click-to-boost behavior; local observation produced no page errors.","The total recorded DSH cost is US$0.04.","The supplied approximate elapsed duration is 2m22s."],"series_publication_complete":true,"series_incomplete_reason":null,"thumbnail":{"path":"thumbnails/dsh-adef23f3-d235-4306-93d7-9afaf9df31cf-capybara-hoverboard-v1-elapsed.png","viewport":{"width":640,"height":480},"capture_delay_ms":1000,"browser_version":"156.0.8078.4","preview_policy_version":"restricted-html-v1"}},"transcript":{"schema_version":1,"turns":[{"role":"user","content":"Build an animated capybara riding a hoverboard using only HTML, CSS, and JavaScript.\n\nDeliver a single self-contained HTML file with all CSS and JavaScript inline. Do not use external libraries, external image assets, external fonts, or network requests. Inline SVG, CSS drawing, and canvas are allowed.\n\nThe result should visibly show a capybara riding a hoverboard, with animation that makes the scene feel alive. Do not include audio.\n\nReturn only the HTML source, without explanations or Markdown code fences.\n"}]},"preview":{"kind":"ready","url":"https://preview.capy.ai.id/runs/dsh-adef23f3-d235-4306-93d7-9afaf9df31cf-capybara-hoverboard-v1-elapsed/"},"measurementRows":[["Elapsed time","142 s"],["Input tokens","7,123"],["Cached tokens","103,424"],["Output tokens","33,648"],["Total tokens","144,195"],["Cost (USD)","$0.04"]]},{"run":{"schema_version":1,"id":"pi-01a1325c-8b2b-71f3-94c2-e752d9cf55b7-capybara-hoverboard-v1","challenge_id":"capybara-hoverboard-v1","series_id":"pi-series-01a1325c-8b2b-71f3-94c2-e752d9cf55b7","attempt_number":1,"provider":"meta","model":{"display_name":"muse-spark-1.3-contributor","identifier":"muse-spark-1.3-contributor","identifier_kind":"unknown"},"generated_at":"2026-10-12T23:04:48.171Z","generation":{"mode":"tool-assisted","interface":"coding-agent","tools_used":"yes","harness":{"name":"Pi","version":"1.1.0","effort":"xhigh"},"metrics":{"time":{"kind":"model","duration_ms":203472},"tokens":{"input":16436,"cached":5474,"output":25148,"total":47058}}},"instructions":{"prompt_path":"challenges/capybara-hoverboard-v1/prompt.txt","prompt_sha256":"e6b955ce7c23afabd2adf2115467e7b6c213ac2cab2a7596886ca71ad827fe1c","transcript_path":"runs/pi-01a1325c-8b2b-71f3-94c2-e752d9cf55b7-capybara-hoverboard-v1/transcript.json"},"artifacts":{"response":{"path":"runs/pi-01a1325c-8b2b-71f3-94c2-e752d9cf55b7-capybara-hoverboard-v1/response.txt","sha256":"d721b0880e2d658b8639785143f5890d541fdcfd77a6bcd57c666644f01bf8e1","size_bytes":31716},"html":{"path":"runs/pi-01a1325c-8b2b-71f3-94c2-e752d9cf55b7-capybara-hoverboard-v1/output.html.txt","sha256":"d721b0880e2d658b8639785143f5890d541fdcfd77a6bcd57c666644f01bf8e1","size_bytes":31716,"extraction":{"start_byte":0,"end_byte_exclusive":31716}}}},"curation":{"schema_version":1,"run_id":"pi-01a1325c-8b2b-71f3-94c2-e752d9cf55b7-capybara-hoverboard-v1","published_at":"2026-10-12T23:17:17Z","visible":true,"preview_allowed":true,"preview_disabled_reason":null,"observations":["The response is a complete self-contained HTML document with inline CSS and JavaScript; no external asset tags, imports, or network calls were found during source inspection.","The capybara and hoverboard are drawn with inline SVG, supported by animated CSS scenery and a canvas particle-effects layer.","The experience includes pointer-based steering, pointer and Space-key boost controls, an animation frame loop, hover motion, blinking, glowing thrusters, and speed effects.","The Pi session used bash and write tools to create index.html before returning the final HTML response; the imported transcript preserves the intermediate commentary and tool-call turn boundaries."],"series_publication_complete":true,"series_incomplete_reason":null,"thumbnail":{"path":"thumbnails/pi-01a1325c-8b2b-71f3-94c2-e752d9cf55b7-capybara-hoverboard-v1.png","viewport":{"width":640,"height":480},"capture_delay_ms":1000,"browser_version":"156.0.8078.4","preview_policy_version":"restricted-html-v1"}},"transcript":{"schema_version":1,"turns":[{"role":"user","content":"Build an animated capybara riding a hoverboard using only HTML, CSS, and JavaScript.\n\nDeliver a single self-contained HTML file with all CSS and JavaScript inline. Do not use external libraries, external image assets, external fonts, or network requests. Inline SVG, CSS drawing, and canvas are allowed.\n\nThe result should visibly show a capybara riding a hoverboard, with animation that makes the scene feel alive. Do not include audio.\n\nReturn only the HTML source, without explanations or Markdown code fences.\n"}]},"preview":{"kind":"ready","url":"https://preview.capy.ai.id/runs/pi-01a1325c-8b2b-71f3-94c2-e752d9cf55b7-capybara-hoverboard-v1/"},"measurementRows":[["Model time","203.472 s"],["Input tokens","16,436"],["Cached tokens","5,474"],["Output tokens","25,148"],["Total tokens","47,058"],["Cost (USD)","Unknown"]]},{"run":{"schema_version":1,"id":"pi-01a1325c-8b2b-71f3-94c2-e752d9cf55b7-capybara-hoverboard-v1-cost","challenge_id":"capybara-hoverboard-v1","series_id":"pi-series-01a1325c-8b2b-71f3-94c2-e752d9cf55b7","attempt_number":1,"provider":"meta","model":{"display_name":"muse-spark-1.3-contributor","identifier":"muse-spark-1.3-contributor","identifier_kind":"unknown"},"generated_at":"2026-10-12T23:04:48.171Z","generation":{"mode":"tool-assisted","interface":"coding-agent","tools_used":"yes","harness":{"name":"Pi","version":"1.1.0","effort":"xhigh"},"metrics":{"time":{"kind":"model","duration_ms":203472},"tokens":{"input":16436,"cached":5474,"output":25148,"total":47058},"cost":0.27}},"instructions":{"prompt_path":"challenges/capybara-hoverboard-v1/prompt.txt","prompt_sha256":"e6b955ce7c23afabd2adf2115467e7b6c213ac2cab2a7596886ca71ad827fe1c","transcript_path":"runs/pi-01a1325c-8b2b-71f3-94c2-e752d9cf55b7-capybara-hoverboard-v1-cost/transcript.json"},"artifacts":{"response":{"path":"runs/pi-01a1325c-8b2b-71f3-94c2-e752d9cf55b7-capybara-hoverboard-v1-cost/response.txt","sha256":"d721b0880e2d658b8639785143f5890d541fdcfd77a6bcd57c666644f01bf8e1","size_bytes":31716},"html":{"path":"runs/pi-01a1325c-8b2b-71f3-94c2-e752d9cf55b7-capybara-hoverboard-v1-cost/output.html.txt","sha256":"d721b0880e2d658b8639785143f5890d541fdcfd77a6bcd57c666644f01bf8e1","size_bytes":31716,"extraction":{"start_byte":0,"end_byte_exclusive":31716}}},"supersedes_run_id":"pi-01a1325c-8b2b-71f3-94c2-e752d9cf55b7-capybara-hoverboard-v1","correction_reason":"Add the provider dashboard cost, converted from IDR to USD."},"curation":{"schema_version":1,"run_id":"pi-01a1325c-8b2b-71f3-94c2-e752d9cf55b7-capybara-hoverboard-v1-cost","published_at":"2026-10-13T00:00:00Z","visible":true,"preview_allowed":true,"preview_disabled_reason":null,"observations":["The response is a complete self-contained HTML document with inline CSS and JavaScript; no external asset tags, imports, or network calls were found during source inspection.","The capybara and hoverboard are drawn with inline SVG, supported by animated CSS scenery and a canvas particle-effects layer.","The experience includes pointer-based steering, pointer and Space-key boost controls, an animation frame loop, hover motion, blinking, glowing thrusters, and speed effects.","The Pi session used bash and write tools to create index.html before returning the final HTML response; the imported transcript preserves the intermediate commentary and tool-call turn boundaries.","The provider dashboard reported an approximate total cost of Rp 4.9K, recorded here as approximately US$0.27 for consistent cross-run comparison."],"series_publication_complete":true,"series_incomplete_reason":null,"thumbnail":{"path":"thumbnails/pi-01a1325c-8b2b-71f3-94c2-e752d9cf55b7-capybara-hoverboard-v1.png","viewport":{"width":640,"height":480},"capture_delay_ms":1000,"browser_version":"156.0.8078.4","preview_policy_version":"restricted-html-v1"}},"transcript":{"schema_version":1,"turns":[{"role":"user","content":"Build an animated capybara riding a hoverboard using only HTML, CSS, and JavaScript.\n\nDeliver a single self-contained HTML file with all CSS and JavaScript inline. Do not use external libraries, external image assets, external fonts, or network requests. Inline SVG, CSS drawing, and canvas are allowed.\n\nThe result should visibly show a capybara riding a hoverboard, with animation that makes the scene feel alive. Do not include audio.\n\nReturn only the HTML source, without explanations or Markdown code fences.\n"}]},"preview":{"kind":"ready","url":"https://preview.capy.ai.id/runs/pi-01a1325c-8b2b-71f3-94c2-e752d9cf55b7-capybara-hoverboard-v1-cost/"},"measurementRows":[["Model time","203.472 s"],["Input tokens","16,436"],["Cached tokens","5,474"],["Output tokens","25,148"],["Total tokens","47,058"],["Cost (USD)","$0.27"]]},{"run":{"schema_version":1,"id":"pi-01a1325c-8b2b-71f3-94c2-e752d9cf55b7-capybara-hoverboard-v1-cost-reported-cost","challenge_id":"capybara-hoverboard-v1","series_id":"pi-series-01a1325c-8b2b-71f3-94c2-e752d9cf55b7","attempt_number":1,"provider":"meta","model":{"display_name":"muse-spark-1.3-contributor","identifier":"muse-spark-1.3-contributor","identifier_kind":"unknown"},"generated_at":"2026-10-12T23:04:48.171Z","generation":{"mode":"tool-assisted","interface":"coding-agent","tools_used":"yes","harness":{"name":"Pi","version":"1.1.0","effort":"xhigh"},"metrics":{"time":{"kind":"model","duration_ms":203472},"tokens":{"input":16436,"cached":5474,"output":25148,"total":47058},"cost":0.006684148000000001}},"instructions":{"prompt_path":"challenges/capybara-hoverboard-v1/prompt.txt","prompt_sha256":"e6b955ce7c23afabd2adf2115467e7b6c213ac2cab2a7596886ca71ad827fe1c","transcript_path":"runs/pi-01a1325c-8b2b-71f3-94c2-e752d9cf55b7-capybara-hoverboard-v1-cost-reported-cost/transcript.json"},"artifacts":{"response":{"path":"runs/pi-01a1325c-8b2b-71f3-94c2-e752d9cf55b7-capybara-hoverboard-v1-cost-reported-cost/response.txt","sha256":"d721b0880e2d658b8639785143f5890d541fdcfd77a6bcd57c666644f01bf8e1","size_bytes":31716},"html":{"path":"runs/pi-01a1325c-8b2b-71f3-94c2-e752d9cf55b7-capybara-hoverboard-v1-cost-reported-cost/output.html.txt","sha256":"d721b0880e2d658b8639785143f5890d541fdcfd77a6bcd57c666644f01bf8e1","size_bytes":31716,"extraction":{"start_byte":0,"end_byte_exclusive":31716}}},"supersedes_run_id":"pi-01a1325c-8b2b-71f3-94c2-e752d9cf55b7-capybara-hoverboard-v1-cost","correction_reason":"Add the Pi-reported total cost from the preserved session usage."},"curation":{"schema_version":1,"run_id":"pi-01a1325c-8b2b-71f3-94c2-e752d9cf55b7-capybara-hoverboard-v1-cost-reported-cost","published_at":"2026-10-13T04:56:24.547Z","visible":true,"preview_allowed":true,"preview_disabled_reason":null,"observations":["The response is a complete self-contained HTML document with inline CSS and JavaScript; no external asset tags, imports, or network calls were found during source inspection.","The capybara and hoverboard are drawn with inline SVG, supported by animated CSS scenery and a canvas particle-effects layer.","The experience includes pointer-based steering, pointer and Space-key boost controls, an animation frame loop, hover motion, blinking, glowing thrusters, and speed effects.","The Pi session used bash and write tools to create index.html before returning the final HTML response; the imported transcript preserves the intermediate commentary and tool-call turn boundaries.","The preserved Pi session reports a total cost of US$0.006684148."],"series_publication_complete":true,"series_incomplete_reason":null,"thumbnail":{"path":"thumbnails/pi-01a1325c-8b2b-71f3-94c2-e752d9cf55b7-capybara-hoverboard-v1.png","viewport":{"width":640,"height":480},"capture_delay_ms":1000,"browser_version":"156.0.8078.4","preview_policy_version":"restricted-html-v1"}},"transcript":{"schema_version":1,"turns":[{"role":"user","content":"Build an animated capybara riding a hoverboard using only HTML, CSS, and JavaScript.\n\nDeliver a single self-contained HTML file with all CSS and JavaScript inline. Do not use external libraries, external image assets, external fonts, or network requests. Inline SVG, CSS drawing, and canvas are allowed.\n\nThe result should visibly show a capybara riding a hoverboard, with animation that makes the scene feel alive. Do not include audio.\n\nReturn only the HTML source, without explanations or Markdown code fences.\n"}]},"preview":{"kind":"ready","url":"https://preview.capy.ai.id/runs/pi-01a1325c-8b2b-71f3-94c2-e752d9cf55b7-capybara-hoverboard-v1-cost-reported-cost/"},"measurementRows":[["Model time","203.472 s"],["Input tokens","16,436"],["Cached tokens","5,474"],["Output tokens","25,148"],["Total tokens","47,058"],["Cost (USD)","$0.006684"]]},{"run":{"schema_version":1,"id":"agy-5ef17ce4-44c5-4d41-8e84-ebf25ed93d3c-capybara-hoverboard-v1","challenge_id":"capybara-hoverboard-v1","series_id":"agy-series-5ef17ce4-44c5-4d41-8e84-ebf25ed93d3c","attempt_number":1,"provider":"google-vertex","model":{"display_name":"gpt-oss-120b-medium","identifier":"gpt-oss-120b-medium","identifier_kind":"unknown"},"generated_at":"2026-10-12T13:13:03Z","generation":{"mode":"tool-assisted","interface":"coding-agent","tools_used":"yes","harness":{"name":"Antigravity CLI","version":"1.3.3","effort":"medium"},"metrics":{"time":{"kind":"model","duration_ms":10721},"tokens":{"input":9428,"cached":2112,"output":2113,"total":13653}}},"instructions":{"prompt_path":"challenges/capybara-hoverboard-v1/prompt.txt","prompt_sha256":"e6b955ce7c23afabd2adf2115467e7b6c213ac2cab2a7596886ca71ad827fe1c","transcript_path":"runs/agy-5ef17ce4-44c5-4d41-8e84-ebf25ed93d3c-capybara-hoverboard-v1/transcript.json"},"artifacts":{"response":{"path":"runs/agy-5ef17ce4-44c5-4d41-8e84-ebf25ed93d3c-capybara-hoverboard-v1/response.txt","sha256":"c7e7a79879e090d337be85702aeab3199450361c6dc473a46c605309a720052a","size_bytes":2176},"html":{"path":"runs/agy-5ef17ce4-44c5-4d41-8e84-ebf25ed93d3c-capybara-hoverboard-v1/output.html.txt","sha256":"c7e7a79879e090d337be85702aeab3199450361c6dc473a46c605309a720052a","size_bytes":2176,"extraction":{"start_byte":0,"end_byte_exclusive":2176}}}},"curation":{"schema_version":1,"run_id":"agy-5ef17ce4-44c5-4d41-8e84-ebf25ed93d3c-capybara-hoverboard-v1","published_at":"2026-10-12T13:20:00Z","visible":true,"preview_allowed":true,"preview_disabled_reason":null,"observations":["A compact self-contained HTML artifact uses inline SVG and CSS keyframes to animate a capybara riding a hoverboard.","The response contains no JavaScript, external assets, network requests, or audio."],"series_publication_complete":true,"series_incomplete_reason":null,"thumbnail":{"path":"thumbnails/agy-5ef17ce4-44c5-4d41-8e84-ebf25ed93d3c-capybara-hoverboard-v1.png","viewport":{"width":640,"height":480},"capture_delay_ms":5000,"browser_version":"156.0.8078.4","preview_policy_version":"restricted-html-v1"}},"transcript":{"schema_version":1,"turns":[{"role":"user","content":"Build an animated capybara riding a hoverboard using only HTML, CSS, and JavaScript.\n\nDeliver a single self-contained HTML file with all CSS and JavaScript inline. Do not use external libraries, external image assets, external fonts, or network requests. Inline SVG, CSS drawing, and canvas are allowed.\n\nThe result should visibly show a capybara riding a hoverboard, with animation that makes the scene feel alive. Do not include audio.\n\nReturn only the HTML source, without explanations or Markdown code fences.\n"}]},"preview":{"kind":"ready","url":"https://preview.capy.ai.id/runs/agy-5ef17ce4-44c5-4d41-8e84-ebf25ed93d3c-capybara-hoverboard-v1/"},"measurementRows":[["Model time","10.721 s"],["Input tokens","9,428"],["Cached tokens","2,112"],["Output tokens","2,113"],["Total tokens","13,653"],["Cost (USD)","Unknown"]]},{"run":{"schema_version":1,"id":"agy-9716c6ed-b142-495a-9a4d-234569ea329e-capybara-hoverboard-v1","challenge_id":"capybara-hoverboard-v1","series_id":"agy-series-9716c6ed-b142-495a-9a4d-234569ea329e","attempt_number":1,"provider":"google-vertex","model":{"display_name":"gemini-3.8-flash-high","identifier":"gemini-3.8-flash-high","identifier_kind":"unknown"},"generated_at":"2026-10-12T11:41:50Z","generation":{"mode":"tool-assisted","interface":"coding-agent","tools_used":"yes","harness":{"name":"Antigravity CLI","version":"1.3.3","effort":"high"},"metrics":{"time":null,"tokens":{"input":228128,"cached":2811068,"output":124002,"total":3163198}}},"instructions":{"prompt_path":"challenges/capybara-hoverboard-v1/prompt.txt","prompt_sha256":"e6b955ce7c23afabd2adf2115467e7b6c213ac2cab2a7596886ca71ad827fe1c","transcript_path":"runs/agy-9716c6ed-b142-495a-9a4d-234569ea329e-capybara-hoverboard-v1/transcript.json"},"artifacts":{"response":{"path":"runs/agy-9716c6ed-b142-495a-9a4d-234569ea329e-capybara-hoverboard-v1/response.txt","sha256":"43434250f41d7cf1829761de55eca743a43614a5bfb96275a48a443a8b8c9589","size_bytes":49019},"html":{"path":"runs/agy-9716c6ed-b142-495a-9a4d-234569ea329e-capybara-hoverboard-v1/output.html.txt","sha256":"43434250f41d7cf1829761de55eca743a43614a5bfb96275a48a443a8b8c9589","size_bytes":49019,"extraction":{"start_byte":0,"end_byte_exclusive":49019}}}},"curation":{"schema_version":1,"run_id":"agy-9716c6ed-b142-495a-9a4d-234569ea329e-capybara-hoverboard-v1","published_at":"2026-10-12T13:08:21Z","visible":true,"preview_allowed":true,"preview_disabled_reason":null,"observations":["The agent began with an SVG concept and then pivoted to a detailed Canvas implementation.","The final 1,613-line HTML artifact contains a synthwave scene with a capybara, hoverboard effects, particles, city scenery, responsive sizing, and keyboard, pointer, and button controls.","The agent iteratively rendered screenshots, reviewed visual changes, checked the DOM, validated JavaScript syntax, and removed temporary test files.","The response is self-contained and contains no external libraries, image assets, font imports, network calls, or audio references.","The artifact uses Math.random for scene and particle generation, so some visual details vary between reloads.","The recorded token usage is 3,163,198 total tokens, including 2,811,068 cached tokens; model time is unavailable because assistant duration measurements were not present."],"series_publication_complete":true,"series_incomplete_reason":null,"thumbnail":{"path":"thumbnails/agy-9716c6ed-b142-495a-9a4d-234569ea329e-capybara-hoverboard-v1.png","viewport":{"width":640,"height":480},"capture_delay_ms":1000,"browser_version":"156.0.8078.4","preview_policy_version":"restricted-html-v1"}},"transcript":{"schema_version":1,"turns":[{"role":"user","content":"Build an animated capybara riding a hoverboard using only HTML, CSS, and JavaScript.\n\nDeliver a single self-contained HTML file with all CSS and JavaScript inline. Do not use external libraries, external image assets, external fonts, or network requests. Inline SVG, CSS drawing, and canvas are allowed.\n\nThe result should visibly show a capybara riding a hoverboard, with animation that makes the scene feel alive. Do not include audio.\n\nReturn only the HTML source, without explanations or Markdown code fences.\n"}]},"preview":{"kind":"ready","url":"https://preview.capy.ai.id/runs/agy-9716c6ed-b142-495a-9a4d-234569ea329e-capybara-hoverboard-v1/"},"measurementRows":[["Time","Unknown"],["Input tokens","228,128"],["Cached tokens","2,811,068"],["Output tokens","124,002"],["Total tokens","3,163,198"],["Cost (USD)","Unknown"]]},{"run":{"schema_version":1,"id":"pi-01a128ec-d942-7211-ac9e-19e0b5634a43","challenge_id":"capybara-hoverboard-v1","series_id":"pi-series-01a128ec-d942-7211-ac9e-19e0b5634a43","attempt_number":1,"provider":"google-vertex","model":{"display_name":"gemini-3.8-flash","identifier":"gemini-3.8-flash","identifier_kind":"unknown"},"generated_at":"2026-10-11T03:06:13.187Z","generation":{"mode":"tool-assisted","interface":"coding-agent","tools_used":"yes","harness":{"name":"Pi","version":"1.1.0","effort":"high"},"metrics":{"time":{"kind":"model","duration_ms":980485},"tokens":{"input":341369,"cached":4970986,"output":152332,"total":5464687}}},"instructions":{"prompt_path":"challenges/capybara-hoverboard-v1/prompt.txt","prompt_sha256":"e6b955ce7c23afabd2adf2115467e7b6c213ac2cab2a7596886ca71ad827fe1c","transcript_path":"runs/pi-01a128ec-d942-7211-ac9e-19e0b5634a43/transcript.json"},"artifacts":{"response":{"path":"runs/pi-01a128ec-d942-7211-ac9e-19e0b5634a43/response.txt","sha256":"c1b6bbf9ad0e93c7c396b85598bdc8bf3076cfc80f141c0087dd9332e2118c71","size_bytes":42955},"html":{"path":"runs/pi-01a128ec-d942-7211-ac9e-19e0b5634a43/output.html.txt","sha256":"c1b6bbf9ad0e93c7c396b85598bdc8bf3076cfc80f141c0087dd9332e2118c71","size_bytes":42955,"extraction":{"start_byte":0,"end_byte_exclusive":42955}}}},"curation":{"schema_version":1,"run_id":"pi-01a128ec-d942-7211-ac9e-19e0b5634a43","published_at":"2026-10-11T03:26:14Z","visible":true,"preview_allowed":true,"preview_disabled_reason":null,"observations":["This high-effort Pi run used Gemini 3.8 Flash through Google Vertex and produced a 42.9 KB self-contained HTML response in 16 minutes 20 seconds, with 5.46M recorded total tokens.","The most effective design choice was splitting responsibilities: inline SVG gives the capybara and hoverboard precise character detail, while Canvas drives the procedural neon city, parallax road, stars, and particles.","The final scene combines pointer and keyboard steering, hover physics, head bobbing, blinking, scarf motion, particles, boost, a 360 spin, shades, citrus, and theme switching while remaining dependency-free.","The run used an iterative visual QA loop with repeated browser previews, several intermediate prototypes, a syntax check that caught a duplicate waveFreq declaration, and cleanup of temporary files.","Compared with pi-01a12625, the artifact grew from 41.4 KB to 42.9 KB, recorded work increased from 2.16M to 5.46M tokens, and the interface gained a 360 spin and citrus control.","Compared with pi-01a12905, this version is smaller and simpler: 42.9 KB versus 46.8 KB and 5.46M versus 7.07M tokens. The later run adds more controls and state, while this one keeps a more compact interaction set.","The main takeaway for future runs is to keep the SVG plus Canvas architecture and screenshot-driven workflow, while seeding procedural randomness, adding interaction smoke tests, and resolving the S-key conflict between steering and shades."],"series_publication_complete":true,"series_incomplete_reason":null,"thumbnail":{"path":"thumbnails/pi-01a128ec-d942-7211-ac9e-19e0b5634a43.webp","viewport":{"width":640,"height":480},"capture_delay_ms":1000,"browser_version":"156.0.8078.4","preview_policy_version":"restricted-html-v1"}},"transcript":{"schema_version":1,"turns":[{"role":"user","content":"Build an animated capybara riding a hoverboard using only HTML, CSS, and JavaScript.\n\nDeliver a single self-contained HTML file with all CSS and JavaScript inline. Do not use external libraries, external image assets, external fonts, or network requests. Inline SVG, CSS drawing, and canvas are allowed.\n\nThe result should visibly show a capybara riding a hoverboard, with animation that makes the scene feel alive. Do not include audio.\n\nReturn only the HTML source, without explanations or Markdown code fences.\n"}]},"preview":{"kind":"ready","url":"https://preview.capy.ai.id/runs/pi-01a128ec-d942-7211-ac9e-19e0b5634a43/"},"measurementRows":[["Model time","980.485 s"],["Input tokens","341,369"],["Cached tokens","4,970,986"],["Output tokens","152,332"],["Total tokens","5,464,687"],["Cost (USD)","Unknown"]]},{"run":{"schema_version":1,"id":"pi-01a128ec-d942-7211-ac9e-19e0b5634a43-reported-cost","challenge_id":"capybara-hoverboard-v1","series_id":"pi-series-01a128ec-d942-7211-ac9e-19e0b5634a43","attempt_number":1,"provider":"google-vertex","model":{"display_name":"gemini-3.8-flash","identifier":"gemini-3.8-flash","identifier_kind":"unknown"},"generated_at":"2026-10-11T03:06:13.187Z","generation":{"mode":"tool-assisted","interface":"coding-agent","tools_used":"yes","harness":{"name":"Pi","version":"1.1.0","effort":"high"},"metrics":{"time":{"kind":"model","duration_ms":980485},"tokens":{"input":341369,"cached":4970986,"output":152332,"total":5464687},"cost":1.2000957000000003}},"instructions":{"prompt_path":"challenges/capybara-hoverboard-v1/prompt.txt","prompt_sha256":"e6b955ce7c23afabd2adf2115467e7b6c213ac2cab2a7596886ca71ad827fe1c","transcript_path":"runs/pi-01a128ec-d942-7211-ac9e-19e0b5634a43-reported-cost/transcript.json"},"artifacts":{"response":{"path":"runs/pi-01a128ec-d942-7211-ac9e-19e0b5634a43-reported-cost/response.txt","sha256":"c1b6bbf9ad0e93c7c396b85598bdc8bf3076cfc80f141c0087dd9332e2118c71","size_bytes":42955},"html":{"path":"runs/pi-01a128ec-d942-7211-ac9e-19e0b5634a43-reported-cost/output.html.txt","sha256":"c1b6bbf9ad0e93c7c396b85598bdc8bf3076cfc80f141c0087dd9332e2118c71","size_bytes":42955,"extraction":{"start_byte":0,"end_byte_exclusive":42955}}},"supersedes_run_id":"pi-01a128ec-d942-7211-ac9e-19e0b5634a43","correction_reason":"Add the Pi-reported total cost from the preserved session usage."},"curation":{"schema_version":1,"run_id":"pi-01a128ec-d942-7211-ac9e-19e0b5634a43-reported-cost","published_at":"2026-10-13T04:56:24.547Z","visible":true,"preview_allowed":true,"preview_disabled_reason":null,"observations":["This high-effort Pi run used Gemini 3.8 Flash through Google Vertex and produced a 42.9 KB self-contained HTML response in 16 minutes 20 seconds, with 5.46M recorded total tokens.","The most effective design choice was splitting responsibilities: inline SVG gives the capybara and hoverboard precise character detail, while Canvas drives the procedural neon city, parallax road, stars, and particles.","The final scene combines pointer and keyboard steering, hover physics, head bobbing, blinking, scarf motion, particles, boost, a 360 spin, shades, citrus, and theme switching while remaining dependency-free.","The run used an iterative visual QA loop with repeated browser previews, several intermediate prototypes, a syntax check that caught a duplicate waveFreq declaration, and cleanup of temporary files.","Compared with pi-01a12625, the artifact grew from 41.4 KB to 42.9 KB, recorded work increased from 2.16M to 5.46M tokens, and the interface gained a 360 spin and citrus control.","Compared with pi-01a12905, this version is smaller and simpler: 42.9 KB versus 46.8 KB and 5.46M versus 7.07M tokens. The later run adds more controls and state, while this one keeps a more compact interaction set.","The main takeaway for future runs is to keep the SVG plus Canvas architecture and screenshot-driven workflow, while seeding procedural randomness, adding interaction smoke tests, and resolving the S-key conflict between steering and shades.","The preserved Pi session reports a total cost of US$1.200095700."],"series_publication_complete":true,"series_incomplete_reason":null,"thumbnail":{"path":"thumbnails/pi-01a128ec-d942-7211-ac9e-19e0b5634a43.webp","viewport":{"width":640,"height":480},"capture_delay_ms":1000,"browser_version":"156.0.8078.4","preview_policy_version":"restricted-html-v1"}},"transcript":{"schema_version":1,"turns":[{"role":"user","content":"Build an animated capybara riding a hoverboard using only HTML, CSS, and JavaScript.\n\nDeliver a single self-contained HTML file with all CSS and JavaScript inline. Do not use external libraries, external image assets, external fonts, or network requests. Inline SVG, CSS drawing, and canvas are allowed.\n\nThe result should visibly show a capybara riding a hoverboard, with animation that makes the scene feel alive. Do not include audio.\n\nReturn only the HTML source, without explanations or Markdown code fences.\n"}]},"preview":{"kind":"ready","url":"https://preview.capy.ai.id/runs/pi-01a128ec-d942-7211-ac9e-19e0b5634a43-reported-cost/"},"measurementRows":[["Model time","980.485 s"],["Input tokens","341,369"],["Cached tokens","4,970,986"],["Output tokens","152,332"],["Total tokens","5,464,687"],["Cost (USD)","$1.200096"]]},{"run":{"schema_version":1,"id":"pi-01a12625-8eb6-72a8-8fe0-31810bac58d6","challenge_id":"capybara-hoverboard-v1","series_id":"pi-series-01a12625-8eb6-72a8-8fe0-31810bac58d6","attempt_number":1,"provider":"google-vertex","model":{"display_name":"gemini-3.8-flash","identifier":"gemini-3.8-flash","identifier_kind":"unknown"},"generated_at":"2026-10-10T14:09:18.006Z","generation":{"mode":"tool-assisted","interface":"coding-agent","tools_used":"yes","harness":{"name":"Pi","version":"1.1.0","effort":"medium"},"metrics":{"time":{"kind":"model","duration_ms":575100},"tokens":{"input":327810,"cached":1742054,"output":86216,"total":2156080}}},"instructions":{"prompt_path":"challenges/capybara-hoverboard-v1/prompt.txt","prompt_sha256":"e6b955ce7c23afabd2adf2115467e7b6c213ac2cab2a7596886ca71ad827fe1c","transcript_path":"runs/pi-01a12625-8eb6-72a8-8fe0-31810bac58d6/transcript.json"},"artifacts":{"response":{"path":"runs/pi-01a12625-8eb6-72a8-8fe0-31810bac58d6/response.txt","sha256":"a664ee1dd7dfcfa3d636f7f94f30bff980eb4ed80e18f54937881cf49383c8fe","size_bytes":41356},"html":{"path":"runs/pi-01a12625-8eb6-72a8-8fe0-31810bac58d6/output.html.txt","sha256":"a664ee1dd7dfcfa3d636f7f94f30bff980eb4ed80e18f54937881cf49383c8fe","size_bytes":41356,"extraction":{"start_byte":0,"end_byte_exclusive":41356}}}},"curation":{"schema_version":1,"run_id":"pi-01a12625-8eb6-72a8-8fe0-31810bac58d6","published_at":"2026-10-10T21:47:04Z","visible":true,"preview_allowed":true,"preview_disabled_reason":null,"observations":["Self-contained HTML with inline CSS and JavaScript; no external assets or network requests were found.","Canvas-based animated capybara hoverboard scene with keyboard, mouse, touch, jump, boost, shade, and theme controls."],"series_publication_complete":true,"series_incomplete_reason":null,"thumbnail":{"path":"thumbnails/pi-01a12625-8eb6-72a8-8fe0-31810bac58d6.webp","viewport":{"width":640,"height":480},"capture_delay_ms":1000,"browser_version":"156.0.8078.4","preview_policy_version":"restricted-html-v1"}},"transcript":{"schema_version":1,"turns":[{"role":"user","content":"Build an animated capybara riding a hoverboard using only HTML, CSS, and JavaScript.\n\nDeliver a single self-contained HTML file with all CSS and JavaScript inline. Do not use external libraries, external image assets, external fonts, or network requests. Inline SVG, CSS drawing, and canvas are allowed.\n\nThe result should visibly show a capybara riding a hoverboard, with animation that makes the scene feel alive. 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Do not use external libraries, external image assets, external fonts, or network requests. Inline SVG, CSS drawing, and canvas are allowed.\n\nThe result should visibly show a capybara riding a hoverboard, with animation that makes the scene feel alive. Do not include audio.\n\nReturn only the HTML source, without explanations or Markdown code fences.\n"}]},"preview":{"kind":"ready","url":"https://preview.capy.ai.id/runs/pi-01a125eb-9195-72d6-8736-a14e2a47f69a/"},"measurementRows":[["Model time","52.654 s"],["Input tokens","1,262"],["Cached tokens","0"],["Output tokens","6,733"],["Total tokens","7,995"],["Cost (USD)","Unknown"]]},{"run":{"schema_version":1,"id":"pi-01a125eb-9195-72d6-8736-a14e2a47f69a-reported-cost","challenge_id":"capybara-hoverboard-v1","series_id":"pi-series-01a125eb-9195-72d6-8736-a14e2a47f69a","attempt_number":1,"provider":"openai-codex","model":{"display_name":"gpt-6-luna","identifier":"gpt-6-luna","identifier_kind":"unknown"},"generated_at":"2026-10-10T13:05:57.653Z","generation":{"mode":"one-shot","interface":"coding-agent","tools_used":"no","harness":{"name":"Pi","version":"1.1.0","effort":"xhigh"},"metrics":{"time":{"kind":"model","duration_ms":52654},"tokens":{"input":1262,"cached":0,"output":6733,"total":7995},"cost":0.0034926999999999996}},"instructions":{"prompt_path":"challenges/capybara-hoverboard-v1/prompt.txt","prompt_sha256":"e6b955ce7c23afabd2adf2115467e7b6c213ac2cab2a7596886ca71ad827fe1c","transcript_path":"runs/pi-01a125eb-9195-72d6-8736-a14e2a47f69a-reported-cost/transcript.json"},"artifacts":{"response":{"path":"runs/pi-01a125eb-9195-72d6-8736-a14e2a47f69a-reported-cost/response.txt","sha256":"5f0c0cff8c53259dd15e4d0ec97403e9350100b1a0ad06aac1f96088f4133f69","size_bytes":11589},"html":{"path":"runs/pi-01a125eb-9195-72d6-8736-a14e2a47f69a-reported-cost/output.html.txt","sha256":"5f0c0cff8c53259dd15e4d0ec97403e9350100b1a0ad06aac1f96088f4133f69","size_bytes":11589,"extraction":{"start_byte":0,"end_byte_exclusive":11589}}},"supersedes_run_id":"pi-01a125eb-9195-72d6-8736-a14e2a47f69a","correction_reason":"Add the Pi-reported total cost from the preserved session usage."},"curation":{"schema_version":1,"run_id":"pi-01a125eb-9195-72d6-8736-a14e2a47f69a-reported-cost","published_at":"2026-10-13T04:56:24.547Z","visible":true,"preview_allowed":true,"preview_disabled_reason":null,"observations":["Self-contained HTML with inline CSS, SVG, and JavaScript animation.","No external network APIs, iframes, forms, or media elements detected.","The preserved Pi session reports a total cost of US$0.003492700."],"series_publication_complete":true,"series_incomplete_reason":null,"thumbnail":{"path":"thumbnails/pi-01a125eb-9195-72d6-8736-a14e2a47f69a.webp","viewport":{"width":640,"height":480},"capture_delay_ms":1000,"browser_version":"156.0.8078.4","preview_policy_version":"restricted-html-v1"}},"transcript":{"schema_version":1,"turns":[{"role":"user","content":"Build an animated capybara riding a hoverboard using only HTML, CSS, and JavaScript.\n\nDeliver a single self-contained HTML file with all CSS and JavaScript inline. Do not use external libraries, external image assets, external fonts, or network requests. Inline SVG, CSS drawing, and canvas are allowed.\n\nThe result should visibly show a capybara riding a hoverboard, with animation that makes the scene feel alive. Do not include audio.\n\nReturn only the HTML source, without explanations or Markdown code fences.\n"}]},"preview":{"kind":"ready","url":"https://preview.capy.ai.id/runs/pi-01a125eb-9195-72d6-8736-a14e2a47f69a-reported-cost/"},"measurementRows":[["Model time","52.654 s"],["Input tokens","1,262"],["Cached tokens","0"],["Output tokens","6,733"],["Total tokens","7,995"],["Cost (USD)","$0.003493"]]},{"run":{"schema_version":1,"id":"pi-01a125c6-e3d4-704e-977c-822bef6894cd","challenge_id":"capybara-hoverboard-v1","series_id":"pi-series-01a125c6-e3d4-704e-977c-822bef6894cd","attempt_number":1,"provider":"openai-codex","model":{"display_name":"gpt-6-luna","identifier":"gpt-6-luna","identifier_kind":"unknown"},"generated_at":"2026-10-10T12:25:53.876Z","generation":{"mode":"tool-assisted","interface":"coding-agent","tools_used":"yes","harness":{"name":"Pi","version":"1.1.0","effort":"high"},"metrics":{"time":{"kind":"model","duration_ms":145973},"tokens":{"input":8137,"cached":0,"output":7760,"total":15897}}},"instructions":{"prompt_path":"challenges/capybara-hoverboard-v1/prompt.txt","prompt_sha256":"e6b955ce7c23afabd2adf2115467e7b6c213ac2cab2a7596886ca71ad827fe1c","transcript_path":"runs/pi-01a125c6-e3d4-704e-977c-822bef6894cd/transcript.json"},"artifacts":{"response":{"path":"runs/pi-01a125c6-e3d4-704e-977c-822bef6894cd/response.txt","sha256":"8643a5efcf39280568b3bbc6011125a4f7cb33400feff2d4e86023ff33c603c8","size_bytes":8838},"html":{"path":"runs/pi-01a125c6-e3d4-704e-977c-822bef6894cd/output.html.txt","sha256":"8643a5efcf39280568b3bbc6011125a4f7cb33400feff2d4e86023ff33c603c8","size_bytes":8838,"extraction":{"start_byte":0,"end_byte_exclusive":8838}}}},"curation":{"schema_version":1,"run_id":"pi-01a125c6-e3d4-704e-977c-822bef6894cd","published_at":"2026-10-10T12:57:02Z","visible":true,"preview_allowed":true,"preview_disabled_reason":null,"observations":["Self-contained HTML with inline CSS and SVG animation.","Depicts a capybara riding a glowing hoverboard in a pastel landscape.","No script tags, external network requests, iframes, forms, or media elements detected."],"series_publication_complete":true,"series_incomplete_reason":null,"thumbnail":{"path":"thumbnails/pi-01a125c6-e3d4-704e-977c-822bef6894cd.webp","viewport":{"width":640,"height":480},"capture_delay_ms":1000,"browser_version":"156.0.8078.4","preview_policy_version":"restricted-html-v1"}},"transcript":{"schema_version":1,"turns":[{"role":"user","content":"Build an animated capybara riding a hoverboard using only HTML, CSS, and JavaScript.\n\nDeliver a single self-contained HTML file with all CSS and JavaScript inline. Do not use external libraries, external image assets, external fonts, or network requests. Inline SVG, CSS drawing, and canvas are allowed.\n\nThe result should visibly show a capybara riding a hoverboard, with animation that makes the scene feel alive. Do not include audio.\n\nReturn only the HTML source, without explanations or Markdown code fences.\n"}]},"preview":{"kind":"ready","url":"https://preview.capy.ai.id/runs/pi-01a125c6-e3d4-704e-977c-822bef6894cd/"},"measurementRows":[["Model time","145.973 s"],["Input tokens","8,137"],["Cached tokens","0"],["Output tokens","7,760"],["Total tokens","15,897"],["Cost (USD)","Unknown"]]},{"run":{"schema_version":1,"id":"pi-01a125c6-e3d4-704e-977c-822bef6894cd-reported-cost","challenge_id":"capybara-hoverboard-v1","series_id":"pi-series-01a125c6-e3d4-704e-977c-822bef6894cd","attempt_number":1,"provider":"openai-codex","model":{"display_name":"gpt-6-luna","identifier":"gpt-6-luna","identifier_kind":"unknown"},"generated_at":"2026-10-10T12:25:53.876Z","generation":{"mode":"tool-assisted","interface":"coding-agent","tools_used":"yes","harness":{"name":"Pi","version":"1.1.0","effort":"high"},"metrics":{"time":{"kind":"model","duration_ms":145973},"tokens":{"input":8137,"cached":0,"output":7760,"total":15897},"cost":0.0046937}},"instructions":{"prompt_path":"challenges/capybara-hoverboard-v1/prompt.txt","prompt_sha256":"e6b955ce7c23afabd2adf2115467e7b6c213ac2cab2a7596886ca71ad827fe1c","transcript_path":"runs/pi-01a125c6-e3d4-704e-977c-822bef6894cd-reported-cost/transcript.json"},"artifacts":{"response":{"path":"runs/pi-01a125c6-e3d4-704e-977c-822bef6894cd-reported-cost/response.txt","sha256":"8643a5efcf39280568b3bbc6011125a4f7cb33400feff2d4e86023ff33c603c8","size_bytes":8838},"html":{"path":"runs/pi-01a125c6-e3d4-704e-977c-822bef6894cd-reported-cost/output.html.txt","sha256":"8643a5efcf39280568b3bbc6011125a4f7cb33400feff2d4e86023ff33c603c8","size_bytes":8838,"extraction":{"start_byte":0,"end_byte_exclusive":8838}}},"supersedes_run_id":"pi-01a125c6-e3d4-704e-977c-822bef6894cd","correction_reason":"Add the Pi-reported total cost from the preserved session usage."},"curation":{"schema_version":1,"run_id":"pi-01a125c6-e3d4-704e-977c-822bef6894cd-reported-cost","published_at":"2026-10-13T04:56:24.547Z","visible":true,"preview_allowed":true,"preview_disabled_reason":null,"observations":["Self-contained HTML with inline CSS and SVG animation.","Depicts a capybara riding a glowing hoverboard in a pastel landscape.","No script tags, external network requests, iframes, forms, or media elements detected.","The preserved Pi session reports a total cost of US$0.004693700."],"series_publication_complete":true,"series_incomplete_reason":null,"thumbnail":{"path":"thumbnails/pi-01a125c6-e3d4-704e-977c-822bef6894cd.webp","viewport":{"width":640,"height":480},"capture_delay_ms":1000,"browser_version":"156.0.8078.4","preview_policy_version":"restricted-html-v1"}},"transcript":{"schema_version":1,"turns":[{"role":"user","content":"Build an animated capybara riding a hoverboard using only HTML, CSS, and JavaScript.\n\nDeliver a single self-contained HTML file with all CSS and JavaScript inline. Do not use external libraries, external image assets, external fonts, or network requests. Inline SVG, CSS drawing, and canvas are allowed.\n\nThe result should visibly show a capybara riding a hoverboard, with animation that makes the scene feel alive. Do not include audio.\n\nReturn only the HTML source, without explanations or Markdown code fences.\n"}]},"preview":{"kind":"ready","url":"https://preview.capy.ai.id/runs/pi-01a125c6-e3d4-704e-977c-822bef6894cd-reported-cost/"},"measurementRows":[["Model time","145.973 s"],["Input tokens","8,137"],["Cached tokens","0"],["Output tokens","7,760"],["Total tokens","15,897"],["Cost (USD)","$0.004694"]]},{"run":{"schema_version":1,"id":"pi-01a12554-7f7d-7778-8628-7f7f856c2e1a","challenge_id":"capybara-hoverboard-v1","series_id":"pi-series-01a12554-7f7d-7778-8628-7f7f856c2e1a","attempt_number":1,"provider":"openai-codex","model":{"display_name":"gpt-6-luna","identifier":"gpt-6-luna","identifier_kind":"unknown"},"generated_at":"2026-10-10T10:20:57.088Z","generation":{"mode":"tool-assisted","interface":"coding-agent","tools_used":"yes","harness":{"name":"Pi","version":"1.1.0","effort":"medium"},"metrics":{"time":{"kind":"model","duration_ms":99841},"tokens":{"input":5236,"cached":0,"output":5361,"total":10597}}},"instructions":{"prompt_path":"challenges/capybara-hoverboard-v1/prompt.txt","prompt_sha256":"e6b955ce7c23afabd2adf2115467e7b6c213ac2cab2a7596886ca71ad827fe1c","transcript_path":"runs/pi-01a12554-7f7d-7778-8628-7f7f856c2e1a/transcript.json"},"artifacts":{"response":{"path":"runs/pi-01a12554-7f7d-7778-8628-7f7f856c2e1a/response.txt","sha256":"da14828e86b4fe5c24b03f4b1c06b648508c463f5352c9cd3914697ef11b51d7","size_bytes":7878},"html":{"path":"runs/pi-01a12554-7f7d-7778-8628-7f7f856c2e1a/output.html.txt","sha256":"da14828e86b4fe5c24b03f4b1c06b648508c463f5352c9cd3914697ef11b51d7","size_bytes":7878,"extraction":{"start_byte":0,"end_byte_exclusive":7878}}}},"curation":{"schema_version":1,"run_id":"pi-01a12554-7f7d-7778-8628-7f7f856c2e1a","published_at":"2026-10-10T11:40:50Z","visible":true,"preview_allowed":true,"preview_disabled_reason":null,"observations":["Self-contained HTML with inline CSS and CSS keyframe animation.","Depicts a capybara riding a hoverboard in a meadow scene.","No script tags, external URLs, network APIs, iframes, forms, or media elements detected."],"series_publication_complete":true,"series_incomplete_reason":null,"thumbnail":{"path":"thumbnails/pi-01a12554-7f7d-7778-8628-7f7f856c2e1a.webp","viewport":{"width":640,"height":480},"capture_delay_ms":1000,"browser_version":"156.0.8078.4","preview_policy_version":"restricted-html-v1"}},"transcript":{"schema_version":1,"turns":[{"role":"user","content":"Build an animated capybara riding a hoverboard using only HTML, CSS, and JavaScript.\n\nDeliver a single self-contained HTML file with all CSS and JavaScript inline. Do not use external libraries, external image assets, external fonts, or network requests. Inline SVG, CSS drawing, and canvas are allowed.\n\nThe result should visibly show a capybara riding a hoverboard, with animation that makes the scene feel alive. Do not include audio.\n\nReturn only the HTML source, without explanations or Markdown code fences.\n"}]},"preview":{"kind":"ready","url":"https://preview.capy.ai.id/runs/pi-01a12554-7f7d-7778-8628-7f7f856c2e1a/"},"measurementRows":[["Model time","99.841 s"],["Input tokens","5,236"],["Cached tokens","0"],["Output tokens","5,361"],["Total tokens","10,597"],["Cost (USD)","Unknown"]]},{"run":{"schema_version":1,"id":"pi-01a12554-7f7d-7778-8628-7f7f856c2e1a-reported-cost","challenge_id":"capybara-hoverboard-v1","series_id":"pi-series-01a12554-7f7d-7778-8628-7f7f856c2e1a","attempt_number":1,"provider":"openai-codex","model":{"display_name":"gpt-6-luna","identifier":"gpt-6-luna","identifier_kind":"unknown"},"generated_at":"2026-10-10T10:20:57.088Z","generation":{"mode":"tool-assisted","interface":"coding-agent","tools_used":"yes","harness":{"name":"Pi","version":"1.1.0","effort":"medium"},"metrics":{"time":{"kind":"model","duration_ms":99841},"tokens":{"input":5236,"cached":0,"output":5361,"total":10597},"cost":0.0032040999999999997}},"instructions":{"prompt_path":"challenges/capybara-hoverboard-v1/prompt.txt","prompt_sha256":"e6b955ce7c23afabd2adf2115467e7b6c213ac2cab2a7596886ca71ad827fe1c","transcript_path":"runs/pi-01a12554-7f7d-7778-8628-7f7f856c2e1a-reported-cost/transcript.json"},"artifacts":{"response":{"path":"runs/pi-01a12554-7f7d-7778-8628-7f7f856c2e1a-reported-cost/response.txt","sha256":"da14828e86b4fe5c24b03f4b1c06b648508c463f5352c9cd3914697ef11b51d7","size_bytes":7878},"html":{"path":"runs/pi-01a12554-7f7d-7778-8628-7f7f856c2e1a-reported-cost/output.html.txt","sha256":"da14828e86b4fe5c24b03f4b1c06b648508c463f5352c9cd3914697ef11b51d7","size_bytes":7878,"extraction":{"start_byte":0,"end_byte_exclusive":7878}}},"supersedes_run_id":"pi-01a12554-7f7d-7778-8628-7f7f856c2e1a","correction_reason":"Add the Pi-reported total cost from the preserved session usage."},"curation":{"schema_version":1,"run_id":"pi-01a12554-7f7d-7778-8628-7f7f856c2e1a-reported-cost","published_at":"2026-10-13T04:56:24.547Z","visible":true,"preview_allowed":true,"preview_disabled_reason":null,"observations":["Self-contained HTML with inline CSS and CSS keyframe animation.","Depicts a capybara riding a hoverboard in a meadow scene.","No script tags, external URLs, network APIs, iframes, forms, or media elements detected.","The preserved Pi session reports a total cost of US$0.003204100."],"series_publication_complete":true,"series_incomplete_reason":null,"thumbnail":{"path":"thumbnails/pi-01a12554-7f7d-7778-8628-7f7f856c2e1a.webp","viewport":{"width":640,"height":480},"capture_delay_ms":1000,"browser_version":"156.0.8078.4","preview_policy_version":"restricted-html-v1"}},"transcript":{"schema_version":1,"turns":[{"role":"user","content":"Build an animated capybara riding a hoverboard using only HTML, CSS, and JavaScript.\n\nDeliver a single self-contained HTML file with all CSS and JavaScript inline. Do not use external libraries, external image assets, external fonts, or network requests. Inline SVG, CSS drawing, and canvas are allowed.\n\nThe result should visibly show a capybara riding a hoverboard, with animation that makes the scene feel alive. Do not include audio.\n\nReturn only the HTML source, without explanations or Markdown code fences.\n"}]},"preview":{"kind":"ready","url":"https://preview.capy.ai.id/runs/pi-01a12554-7f7d-7778-8628-7f7f856c2e1a-reported-cost/"},"measurementRows":[["Model time","99.841 s"],["Input tokens","5,236"],["Cached tokens","0"],["Output tokens","5,361"],["Total tokens","10,597"],["Cost (USD)","$0.003204"]]},{"run":{"schema_version":1,"id":"pi-01a123fb-b53f-727e-b6e5-c487a4e04628","challenge_id":"capybara-hoverboard-v1","series_id":"pi-series-01a123fb-b53f-727e-b6e5-c487a4e04628","attempt_number":1,"provider":"openai-codex","model":{"display_name":"gpt-6-luna","identifier":"gpt-6-luna","identifier_kind":"unknown"},"generated_at":"2026-10-10T04:04:21.008Z","generation":{"mode":"one-shot","interface":"coding-agent","tools_used":"no","settings":{"temperature":null,"top_p":null,"max_output_tokens":null,"seed":null},"system_instruction_known":false},"instructions":{"prompt_path":"challenges/capybara-hoverboard-v1/prompt.txt","prompt_sha256":"e6b955ce7c23afabd2adf2115467e7b6c213ac2cab2a7596886ca71ad827fe1c","transcript_path":"runs/pi-01a123fb-b53f-727e-b6e5-c487a4e04628/transcript.json"},"artifacts":{"response":{"path":"runs/pi-01a123fb-b53f-727e-b6e5-c487a4e04628/response.txt","sha256":"5a3b174e0eb7a4416c489828ce8943b0ffdede07bd1b1cb4cd51d6372d07dd86","size_bytes":7279},"html":{"path":"runs/pi-01a123fb-b53f-727e-b6e5-c487a4e04628/output.html.txt","sha256":"5a3b174e0eb7a4416c489828ce8943b0ffdede07bd1b1cb4cd51d6372d07dd86","size_bytes":7279,"extraction":{"start_byte":0,"end_byte_exclusive":7279}}}},"curation":{"schema_version":1,"run_id":"pi-01a123fb-b53f-727e-b6e5-c487a4e04628","published_at":"2026-10-10T04:13:36Z","visible":true,"preview_allowed":true,"preview_disabled_reason":null,"observations":["Collected with Pi 1.1.0, openai-codex/gpt-6-luna, thinking level low.","Built-in read, bash, edit, and write tools were available. The session contains no tool calls.","Source review found self-contained HTML and CSS animations, with no scripts or external resource references.","Pi discovery of extensions, MCP, skills, context files, prompt templates, themes, and trusted project configuration was disabled. Agent-directory configuration was retained.","The complete Pi session is retained privately. Effective system-instruction provenance is recorded as unknown."],"series_publication_complete":true,"series_incomplete_reason":null,"thumbnail":{"path":"thumbnails/pi-01a123fb-b53f-727e-b6e5-c487a4e04628.webp","viewport":{"width":640,"height":480},"capture_delay_ms":1000,"browser_version":"156.0.8078.4","preview_policy_version":"restricted-html-v1"}},"transcript":{"schema_version":1,"turns":[{"role":"user","content":"Build an animated capybara riding a hoverboard using only HTML, CSS, and JavaScript.\n\nDeliver a single self-contained HTML file with all CSS and JavaScript inline. Do not use external libraries, external image assets, external fonts, or network requests. Inline SVG, CSS drawing, and canvas are allowed.\n\nThe result should visibly show a capybara riding a hoverboard, with animation that makes the scene feel alive. Do not include audio.\n\nReturn only the HTML source, without explanations or Markdown code fences.\n"}]},"preview":{"kind":"ready","url":"https://preview.capy.ai.id/runs/pi-01a123fb-b53f-727e-b6e5-c487a4e04628/"},"measurementRows":[["Time","Unknown"],["Input tokens","Unknown"],["Cached tokens","Unknown"],["Output tokens","Unknown"],["Total tokens","Unknown"],["Cost (USD)","Unknown"]]},{"run":{"schema_version":1,"id":"pi-01a123fb-b53f-727e-b6e5-c487a4e04628-metrics","challenge_id":"capybara-hoverboard-v1","series_id":"pi-series-01a123fb-b53f-727e-b6e5-c487a4e04628","attempt_number":1,"provider":"openai-codex","model":{"display_name":"gpt-6-luna","identifier":"gpt-6-luna","identifier_kind":"unknown"},"generated_at":"2026-10-10T04:04:21.008Z","generation":{"mode":"one-shot","interface":"coding-agent","tools_used":"no","harness":{"name":"Pi","version":"1.1.0","effort":"low"},"metrics":{"time":{"kind":"model","duration_ms":17222},"tokens":{"input":1262,"cached":0,"output":2464,"total":3726}}},"instructions":{"prompt_path":"challenges/capybara-hoverboard-v1/prompt.txt","prompt_sha256":"e6b955ce7c23afabd2adf2115467e7b6c213ac2cab2a7596886ca71ad827fe1c","transcript_path":"runs/pi-01a123fb-b53f-727e-b6e5-c487a4e04628-metrics/transcript.json"},"artifacts":{"response":{"path":"runs/pi-01a123fb-b53f-727e-b6e5-c487a4e04628-metrics/response.txt","sha256":"5a3b174e0eb7a4416c489828ce8943b0ffdede07bd1b1cb4cd51d6372d07dd86","size_bytes":7279},"html":{"path":"runs/pi-01a123fb-b53f-727e-b6e5-c487a4e04628-metrics/output.html.txt","sha256":"5a3b174e0eb7a4416c489828ce8943b0ffdede07bd1b1cb4cd51d6372d07dd86","size_bytes":7279,"extraction":{"start_byte":0,"end_byte_exclusive":7279}}},"supersedes_run_id":"pi-01a123fb-b53f-727e-b6e5-c487a4e04628-provenance","correction_reason":"Add model time and token usage recorded in the original Pi session."},"curation":{"schema_version":1,"run_id":"pi-01a123fb-b53f-727e-b6e5-c487a4e04628-metrics","published_at":"2026-10-10T06:20:47.495Z","visible":true,"preview_allowed":true,"preview_disabled_reason":null,"observations":["Collected with Pi 1.1.0, openai-codex/gpt-6-luna, thinking level low.","Built-in read, bash, edit, and write tools were available. The session contains no tool calls.","Source review found self-contained HTML and CSS animations, with no scripts or external resource references.","Pi discovery of extensions, MCP, skills, context files, prompt templates, themes, and trusted project configuration was disabled. Agent-directory configuration was retained.","Model time and token counts recovered from the original Pi session. Model time excludes tool execution and harness startup. Cached tokens are cache reads. Total is Pi-reported, not estimated."],"series_publication_complete":true,"series_incomplete_reason":null,"thumbnail":{"path":"thumbnails/pi-01a123fb-b53f-727e-b6e5-c487a4e04628.webp","viewport":{"width":640,"height":480},"capture_delay_ms":1000,"browser_version":"156.0.8078.4","preview_policy_version":"restricted-html-v1"}},"transcript":{"schema_version":1,"turns":[{"role":"user","content":"Build an animated capybara riding a hoverboard using only HTML, CSS, and JavaScript.\n\nDeliver a single self-contained HTML file with all CSS and JavaScript inline. Do not use external libraries, external image assets, external fonts, or network requests. Inline SVG, CSS drawing, and canvas are allowed.\n\nThe result should visibly show a capybara riding a hoverboard, with animation that makes the scene feel alive. Do not include audio.\n\nReturn only the HTML source, without explanations or Markdown code fences.\n"}]},"preview":{"kind":"ready","url":"https://preview.capy.ai.id/runs/pi-01a123fb-b53f-727e-b6e5-c487a4e04628-metrics/"},"measurementRows":[["Model time","17.222 s"],["Input tokens","1,262"],["Cached tokens","0"],["Output tokens","2,464"],["Total tokens","3,726"],["Cost (USD)","Unknown"]]},{"run":{"schema_version":1,"id":"pi-01a123fb-b53f-727e-b6e5-c487a4e04628-metrics-reported-cost","challenge_id":"capybara-hoverboard-v1","series_id":"pi-series-01a123fb-b53f-727e-b6e5-c487a4e04628","attempt_number":1,"provider":"openai-codex","model":{"display_name":"gpt-6-luna","identifier":"gpt-6-luna","identifier_kind":"unknown"},"generated_at":"2026-10-10T04:04:21.008Z","generation":{"mode":"one-shot","interface":"coding-agent","tools_used":"no","harness":{"name":"Pi","version":"1.1.0","effort":"low"},"metrics":{"time":{"kind":"model","duration_ms":17222},"tokens":{"input":1262,"cached":0,"output":2464,"total":3726},"cost":0.0013582}},"instructions":{"prompt_path":"challenges/capybara-hoverboard-v1/prompt.txt","prompt_sha256":"e6b955ce7c23afabd2adf2115467e7b6c213ac2cab2a7596886ca71ad827fe1c","transcript_path":"runs/pi-01a123fb-b53f-727e-b6e5-c487a4e04628-metrics-reported-cost/transcript.json"},"artifacts":{"response":{"path":"runs/pi-01a123fb-b53f-727e-b6e5-c487a4e04628-metrics-reported-cost/response.txt","sha256":"5a3b174e0eb7a4416c489828ce8943b0ffdede07bd1b1cb4cd51d6372d07dd86","size_bytes":7279},"html":{"path":"runs/pi-01a123fb-b53f-727e-b6e5-c487a4e04628-metrics-reported-cost/output.html.txt","sha256":"5a3b174e0eb7a4416c489828ce8943b0ffdede07bd1b1cb4cd51d6372d07dd86","size_bytes":7279,"extraction":{"start_byte":0,"end_byte_exclusive":7279}}},"supersedes_run_id":"pi-01a123fb-b53f-727e-b6e5-c487a4e04628-metrics","correction_reason":"Add the Pi-reported total cost from the preserved session usage."},"curation":{"schema_version":1,"run_id":"pi-01a123fb-b53f-727e-b6e5-c487a4e04628-metrics-reported-cost","published_at":"2026-10-13T04:56:24.547Z","visible":true,"preview_allowed":true,"preview_disabled_reason":null,"observations":["Collected with Pi 1.1.0, openai-codex/gpt-6-luna, thinking level low.","Built-in read, bash, edit, and write tools were available. The session contains no tool calls.","Source review found self-contained HTML and CSS animations, with no scripts or external resource references.","Pi discovery of extensions, MCP, skills, context files, prompt templates, themes, and trusted project configuration was disabled. Agent-directory configuration was retained.","Model time and token counts recovered from the original Pi session. Model time excludes tool execution and harness startup. Cached tokens are cache reads. Total is Pi-reported, not estimated.","The preserved Pi session reports a total cost of US$0.001358200."],"series_publication_complete":true,"series_incomplete_reason":null,"thumbnail":{"path":"thumbnails/pi-01a123fb-b53f-727e-b6e5-c487a4e04628.webp","viewport":{"width":640,"height":480},"capture_delay_ms":1000,"browser_version":"156.0.8078.4","preview_policy_version":"restricted-html-v1"}},"transcript":{"schema_version":1,"turns":[{"role":"user","content":"Build an animated capybara riding a hoverboard using only HTML, CSS, and JavaScript.\n\nDeliver a single self-contained HTML file with all CSS and JavaScript inline. Do not use external libraries, external image assets, external fonts, or network requests. Inline SVG, CSS drawing, and canvas are allowed.\n\nThe result should visibly show a capybara riding a hoverboard, with animation that makes the scene feel alive. Do not include audio.\n\nReturn only the HTML source, without explanations or Markdown code fences.\n"}]},"preview":{"kind":"ready","url":"https://preview.capy.ai.id/runs/pi-01a123fb-b53f-727e-b6e5-c487a4e04628-metrics-reported-cost/"},"measurementRows":[["Model time","17.222 s"],["Input tokens","1,262"],["Cached tokens","0"],["Output tokens","2,464"],["Total tokens","3,726"],["Cost (USD)","$0.001358"]]},{"run":{"schema_version":1,"id":"pi-01a123fb-b53f-727e-b6e5-c487a4e04628-provenance","challenge_id":"capybara-hoverboard-v1","series_id":"pi-series-01a123fb-b53f-727e-b6e5-c487a4e04628","attempt_number":1,"provider":"openai-codex","model":{"display_name":"gpt-6-luna","identifier":"gpt-6-luna","identifier_kind":"unknown"},"generated_at":"2026-10-10T04:04:21.008Z","generation":{"mode":"one-shot","interface":"coding-agent","tools_used":"no","harness":{"name":"Pi","version":"1.1.0","effort":"low"}},"instructions":{"prompt_path":"challenges/capybara-hoverboard-v1/prompt.txt","prompt_sha256":"e6b955ce7c23afabd2adf2115467e7b6c213ac2cab2a7596886ca71ad827fe1c","transcript_path":"runs/pi-01a123fb-b53f-727e-b6e5-c487a4e04628-provenance/transcript.json"},"artifacts":{"response":{"path":"runs/pi-01a123fb-b53f-727e-b6e5-c487a4e04628-provenance/response.txt","sha256":"5a3b174e0eb7a4416c489828ce8943b0ffdede07bd1b1cb4cd51d6372d07dd86","size_bytes":7279},"html":{"path":"runs/pi-01a123fb-b53f-727e-b6e5-c487a4e04628-provenance/output.html.txt","sha256":"5a3b174e0eb7a4416c489828ce8943b0ffdede07bd1b1cb4cd51d6372d07dd86","size_bytes":7279,"extraction":{"start_byte":0,"end_byte_exclusive":7279}}},"supersedes_run_id":"pi-01a123fb-b53f-727e-b6e5-c487a4e04628","correction_reason":"Record the observed Pi version and effort; remove sampling-control placeholders."},"curation":{"schema_version":1,"run_id":"pi-01a123fb-b53f-727e-b6e5-c487a4e04628-provenance","published_at":"2026-10-10T04:34:32Z","visible":true,"preview_allowed":true,"preview_disabled_reason":null,"observations":["Collected with Pi 1.1.0, openai-codex/gpt-6-luna, thinking level low.","Built-in read, bash, edit, and write tools were available. The session contains no tool calls.","Source review found self-contained HTML and CSS animations, with no scripts or external resource references.","Pi discovery of extensions, MCP, skills, context files, prompt templates, themes, and trusted project configuration was disabled. Agent-directory configuration was retained."],"series_publication_complete":true,"series_incomplete_reason":null,"thumbnail":{"path":"thumbnails/pi-01a123fb-b53f-727e-b6e5-c487a4e04628.webp","viewport":{"width":640,"height":480},"capture_delay_ms":1000,"browser_version":"156.0.8078.4","preview_policy_version":"restricted-html-v1"}},"transcript":{"schema_version":1,"turns":[{"role":"user","content":"Build an animated capybara riding a hoverboard using only HTML, CSS, and JavaScript.\n\nDeliver a single self-contained HTML file with all CSS and JavaScript inline. Do not use external libraries, external image assets, external fonts, or network requests. Inline SVG, CSS drawing, and canvas are allowed.\n\nThe result should visibly show a capybara riding a hoverboard, with animation that makes the scene feel alive. Do not include audio.\n\nReturn only the HTML source, without explanations or Markdown code fences.\n"}]},"preview":{"kind":"ready","url":"https://preview.capy.ai.id/runs/pi-01a123fb-b53f-727e-b6e5-c487a4e04628-provenance/"},"measurementRows":[["Time","Unknown"],["Input tokens","Unknown"],["Cached tokens","Unknown"],["Output tokens","Unknown"],["Total tokens","Unknown"],["Cost (USD)","Unknown"]]}]