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{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_01Dd2JQuBxYfMGQNCjWq5bHe","type":"message","role":"assistant","content":[{"type":"thinking","thinking":"The user wants me to research Rust programming language across three sites. I'll use the chrome-devtools CLI to navigate to each site and extract the required information. Let me first check what commands are available.","signature":" "}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":2,"cache_creation_input_tokens":7334,"cache_read_input_tokens":8603,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":7334},"output_tokens":0,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"de576791-4d32-43aa-881c-32b51f171a4c","uuid":"fe0be072-9992-417c-958e-8fa99c60fe29"}
{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_01Dd2JQuBxYfMGQNCjWq5bHe","type":"message","role":"assistant","content":[{"type":"tool_use","id":"toolu_01QerS2wXHKddXNHDRJbLByN","name":"Bash","input":{"command":"chrome-devtools --help"},"caller":{"type":"direct"}}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":2,"cache_creation_input_tokens":7334,"cache_read_input_tokens":8603,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":7334},"output_tokens":0,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"de576791-4d32-43aa-881c-32b51f171a4c","uuid":"a0573af0-ec3e-4b74-a9d8-d9c26735dfec"}
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{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01QerS2wXHKddXNHDRJbLByN","type":"tool_result","content":"chrome-devtools - the chrome-devtools toolset\n\nWhen relevant, outputs from this CLI will prefer using the TOON format for more efficient representation of data.\n\nUSAGE:\n  chrome-devtools <subcommand> [options]\n\nSUBCOMMANDS:\n  click                               Clicks on the provided element\n  close-page                          Closes the page by its index\n  drag                                Drag an element onto another element\n  emulate                             Emulates various features on the selected page\n  evaluate-script                     Evaluate a JavaScript function inside the currently selected page\n  fill                                Type text into a input, text area or select an option from a <select> element\n  fill-form                           Fill out multiple form elements at once\n  get-console-message                 Gets a console message by its ID\n  get-network-request                 Gets a network request by an optional reqid, if omitted returns the currently selected request in the DevTools Network panel\n  handle-dialog                       If a browser dialog was opened, use this command to handle it\n  hover                               Hover over the provided element\n  lighthouse-audit                    Get Lighthouse score and reports for accessibility, SEO and best practices\n  list-console-messages               List all console messages for the currently selected page since the last navigation\n  list-network-requests               List all requests for the currently selected page since the last navigation\n  list-pages                          Get a list of pages  open in the browser\n  navigate-page                       Go to a URL, or back, forward, or reload\n  new-page                            Open a new tab and load a URL\n  performance-analyze-insight         Provides more detailed information on a specific Performance Insight of an insight set that was highlighted in the results of a trace recording\n  performance-start-trace             Start a performance trace on the selected webpage\n  performance-stop-trace              Stop the active performance trace recording on the selected webpage\n  press-key                           Press a key or key combination\n  resize-page                         Resizes the selected page's window so that the page has specified dimension\n  select-page                         Select a page as a context for future tool calls\n  take-memory-snapshot                Capture a heap snapshot of the currently selected page\n  take-screenshot                     Take a screenshot of the page or element\n  take-snapshot                       Take a text snapshot of the currently selected page based on the a11y tree\n  type-text                           Type text using keyboard into a previously focused input\n  upload-file                         Upload a file through a provided element\n  wait-for                            Wait for the specified text to appear on the selected page\n\nRun 'chrome-devtools <subcommand> --help' for subcommand usage.","is_error":false}]},"parent_tool_use_id":null,"session_id":"de576791-4d32-43aa-881c-32b51f171a4c","uuid":"ebaaaa9b-1d88-467c-a04b-fface921b267","timestamp":"2026-04-03T08:58:01.794Z","tool_use_result":{"stdout":"chrome-devtools - the chrome-devtools toolset\n\nWhen relevant, outputs from this CLI will prefer using the TOON format for more efficient representation of data.\n\nUSAGE:\n  chrome-devtools <subcommand> [options]\n\nSUBCOMMANDS:\n  click                               Clicks on the provided element\n  close-page                          Closes the page by its index\n  drag                                Drag an element onto another element\n  emulate                             Emulates various features on the selected page\n  evaluate-script                     Evaluate a JavaScript function inside the currently selected page\n  fill                                Type text into a input, text area or select an option from a <select> element\n  fill-form                           Fill out multiple form elements at once\n  get-console-message                 Gets a console message by its ID\n  get-network-request                 Gets a network request by an optional reqid, if omitted returns the currently selected request in the DevTools Network panel\n  handle-dialog                       If a browser dialog was opened, use this command to handle it\n  hover                               Hover over the provided element\n  lighthouse-audit                    Get Lighthouse score and reports for accessibility, SEO and best practices\n  list-console-messages               List all console messages for the currently selected page since the last navigation\n  list-network-requests               List all requests for the currently selected page since the last navigation\n  list-pages                          Get a list of pages  open in the browser\n  navigate-page                       Go to a URL, or back, forward, or reload\n  new-page                            Open a new tab and load a URL\n  performance-analyze-insight         Provides more detailed information on a specific Performance Insight of an insight set that was highlighted in the results of a trace recording\n  performance-start-trace             Start a performance trace on the selected webpage\n  performance-stop-trace              Stop the active performance trace recording on the selected webpage\n  press-key                           Press a key or key combination\n  resize-page                         Resizes the selected page's window so that the page has specified dimension\n  select-page                         Select a page as a context for future tool calls\n  take-memory-snapshot                Capture a heap snapshot of the currently selected page\n  take-screenshot                     Take a screenshot of the page or element\n  take-snapshot                       Take a text snapshot of the currently selected page based on the a11y tree\n  type-text                           Type text using keyboard into a previously focused input\n  upload-file                         Upload a file through a provided element\n  wait-for                            Wait for the specified text to appear on the selected page\n\nRun 'chrome-devtools <subcommand> --help' for subcommand usage.","stderr":"","interrupted":false,"isImage":false,"noOutputExpected":false}}
{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_013TZNzhziUuiHD6j8uGxs3D","type":"message","role":"assistant","content":[{"type":"text","text":"I'll open all three sites in parallel."}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":730,"cache_read_input_tokens":15937,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":730},"output_tokens":1,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"de576791-4d32-43aa-881c-32b51f171a4c","uuid":"f66ceb5c-b23e-41cc-94fe-09c7c42a750e"}
{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_013TZNzhziUuiHD6j8uGxs3D","type":"message","role":"assistant","content":[{"type":"tool_use","id":"toolu_01ENk1Vyse88RHRqQHZsxtgq","name":"Bash","input":{"command":"chrome-devtools new-page --url \"https://en.wikipedia.org/wiki/Rust_(programming_language)\""},"caller":{"type":"direct"}}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":730,"cache_read_input_tokens":15937,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":730},"output_tokens":1,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"de576791-4d32-43aa-881c-32b51f171a4c","uuid":"77bf652f-0a10-43a6-9032-678e96acfb8e"}
{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_013TZNzhziUuiHD6j8uGxs3D","type":"message","role":"assistant","content":[{"type":"tool_use","id":"toolu_011Evhoa2Y1qr7FPA9U3Z1kw","name":"Bash","input":{"command":"chrome-devtools new-page --url \"https://github.com/rust-lang/rust\""},"caller":{"type":"direct"}}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":730,"cache_read_input_tokens":15937,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":730},"output_tokens":1,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"de576791-4d32-43aa-881c-32b51f171a4c","uuid":"f5a9d14b-8c4a-4cbe-b627-6b3f0a125c3e"}
{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_013TZNzhziUuiHD6j8uGxs3D","type":"message","role":"assistant","content":[{"type":"tool_use","id":"toolu_01RySy4uXbba6qdioFA2Bztk","name":"Bash","input":{"command":"chrome-devtools new-page --url \"https://www.rust-lang.org/\""},"caller":{"type":"direct"}}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":730,"cache_read_input_tokens":15937,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":730},"output_tokens":1,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"de576791-4d32-43aa-881c-32b51f171a4c","uuid":"f268c990-9887-48fb-8d33-32abe4624518"}
{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01ENk1Vyse88RHRqQHZsxtgq","type":"tool_result","content":"## Pages\n1: about:blank\n2: https://en.wikipedia.org/wiki/Rust_(programming_language) [selected]","is_error":false}]},"parent_tool_use_id":null,"session_id":"de576791-4d32-43aa-881c-32b51f171a4c","uuid":"4d9c4832-fafc-4e95-9ca2-ed93b75b3c78","timestamp":"2026-04-03T08:58:05.972Z","tool_use_result":{"stdout":"## Pages\n1: about:blank\n2: https://en.wikipedia.org/wiki/Rust_(programming_language) [selected]","stderr":"","interrupted":false,"isImage":false,"noOutputExpected":false}}
{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_011Evhoa2Y1qr7FPA9U3Z1kw","type":"tool_result","content":"## Pages\n1: about:blank\n2: https://en.wikipedia.org/wiki/Rust_(programming_language)\n3: https://github.com/rust-lang/rust [selected]","is_error":false}]},"parent_tool_use_id":null,"session_id":"de576791-4d32-43aa-881c-32b51f171a4c","uuid":"5b2d1702-d059-4c35-8c52-107cc3c381d1","timestamp":"2026-04-03T08:58:07.680Z","tool_use_result":{"stdout":"## Pages\n1: about:blank\n2: https://en.wikipedia.org/wiki/Rust_(programming_language)\n3: https://github.com/rust-lang/rust [selected]","stderr":"","interrupted":false,"isImage":false,"noOutputExpected":false}}
{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01RySy4uXbba6qdioFA2Bztk","type":"tool_result","content":"## Pages\n1: about:blank\n2: https://en.wikipedia.org/wiki/Rust_(programming_language)\n3: https://github.com/rust-lang/rust\n4: https://rust-lang.org/ [selected]","is_error":false}]},"parent_tool_use_id":null,"session_id":"de576791-4d32-43aa-881c-32b51f171a4c","uuid":"c6d1e8fc-cd15-4038-afb4-d1590438dd7e","timestamp":"2026-04-03T08:58:08.206Z","tool_use_result":{"stdout":"## Pages\n1: about:blank\n2: https://en.wikipedia.org/wiki/Rust_(programming_language)\n3: https://github.com/rust-lang/rust\n4: https://rust-lang.org/ [selected]","stderr":"","interrupted":false,"isImage":false,"noOutputExpected":false}}
{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_01JL9UfXLKK3VpXshHeGc7U9","type":"message","role":"assistant","content":[{"type":"text","text":"Now let me take snapshots of all three pages in parallel."}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":415,"cache_read_input_tokens":16667,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":415},"output_tokens":4,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"de576791-4d32-43aa-881c-32b51f171a4c","uuid":"3de41d19-2572-4195-8c96-445aaba1b60c"}
{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_01JL9UfXLKK3VpXshHeGc7U9","type":"message","role":"assistant","content":[{"type":"tool_use","id":"toolu_01F9YeDoim2cdwNjRuXkkf43","name":"Bash","input":{"command":"chrome-devtools take-snapshot --page-index 2"},"caller":{"type":"direct"}}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":415,"cache_read_input_tokens":16667,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":415},"output_tokens":4,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"de576791-4d32-43aa-881c-32b51f171a4c","uuid":"be781921-380e-47d3-9399-a7575a569440"}
{"type":"user","message":{"role":"user","content":[{"type":"tool_result","content":"Exit code 1\nerror: Unknown option: --page-index\n\nchrome-devtools take-snapshot - Take a text snapshot of the currently selected page based on the a11y tree. The snapshot lists page elements along with a unique\nidentifier (uid). Always use the latest snapshot. Prefer taking a snapshot over taking a screenshot. The snapshot indicates the element selected\nin the DevTools Elements panel (if any).\n\nUSAGE:\n  chrome-devtools take-snapshot [options]\n\nOPTIONS:\n  --verbose BOOLEAN    (optional) Whether to include all possible information available in the full a11y tree. Default is false.\n  --filePath STRING     (optional) The absolute path, or a path relative to the current working directory, to save the snapshot to instead of attaching it to the response.\n  --quiet                    (optional) Truncate large output to a short preview","is_error":true,"tool_use_id":"toolu_01F9YeDoim2cdwNjRuXkkf43"}]},"parent_tool_use_id":null,"session_id":"de576791-4d32-43aa-881c-32b51f171a4c","uuid":"dc231338-b9bd-4afd-aea3-712284c5d43f","timestamp":"2026-04-03T08:58:10.836Z","tool_use_result":"Error: Exit code 1\nerror: Unknown option: --page-index\n\nchrome-devtools take-snapshot - Take a text snapshot of the currently selected page based on the a11y tree. The snapshot lists page elements along with a unique\nidentifier (uid). Always use the latest snapshot. Prefer taking a snapshot over taking a screenshot. The snapshot indicates the element selected\nin the DevTools Elements panel (if any).\n\nUSAGE:\n  chrome-devtools take-snapshot [options]\n\nOPTIONS:\n  --verbose BOOLEAN    (optional) Whether to include all possible information available in the full a11y tree. Default is false.\n  --filePath STRING     (optional) The absolute path, or a path relative to the current working directory, to save the snapshot to instead of attaching it to the response.\n  --quiet                    (optional) Truncate large output to a short preview"}
{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_01JL9UfXLKK3VpXshHeGc7U9","type":"message","role":"assistant","content":[{"type":"tool_use","id":"toolu_01BMED6C5szVftgZQC4qbKAB","name":"Bash","input":{"command":"chrome-devtools take-snapshot --page-index 3"},"caller":{"type":"direct"}}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":415,"cache_read_input_tokens":16667,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":415},"output_tokens":4,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"de576791-4d32-43aa-881c-32b51f171a4c","uuid":"5b885019-04b1-44e9-b2fd-0e3cd7ba8e1c"}
{"type":"user","message":{"role":"user","content":[{"type":"tool_result","content":"<tool_use_error>Cancelled: parallel tool call Bash(chrome-devtools take-snapshot --page-ind…) errored</tool_use_error>","is_error":true,"tool_use_id":"toolu_01BMED6C5szVftgZQC4qbKAB"}]},"parent_tool_use_id":null,"session_id":"de576791-4d32-43aa-881c-32b51f171a4c","uuid":"6c2cb047-3c96-4948-b688-a8e4767ceda5","timestamp":"2026-04-03T08:58:11.108Z","tool_use_result":"Cancelled: parallel tool call Bash(chrome-devtools take-snapshot --page-ind…) errored"}
{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_01JL9UfXLKK3VpXshHeGc7U9","type":"message","role":"assistant","content":[{"type":"tool_use","id":"toolu_01748ot7M1jqCaXmDLUMdkVy","name":"Bash","input":{"command":"chrome-devtools take-snapshot --page-index 4"},"caller":{"type":"direct"}}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":415,"cache_read_input_tokens":16667,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":415},"output_tokens":4,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"de576791-4d32-43aa-881c-32b51f171a4c","uuid":"acb1a50d-9475-4302-806e-9b34b1711e2f"}
{"type":"user","message":{"role":"user","content":[{"type":"tool_result","content":"<tool_use_error>Cancelled: parallel tool call Bash(chrome-devtools take-snapshot --page-ind…) errored</tool_use_error>","is_error":true,"tool_use_id":"toolu_01748ot7M1jqCaXmDLUMdkVy"}]},"parent_tool_use_id":null,"session_id":"de576791-4d32-43aa-881c-32b51f171a4c","uuid":"42b0cfa1-09e2-47b1-849c-1fa6a76164b1","timestamp":"2026-04-03T08:58:11.232Z","tool_use_result":"Cancelled: parallel tool call Bash(chrome-devtools take-snapshot --page-ind…) errored"}
{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_01B3ZozJqAwHb1hmot6uX6fY","type":"message","role":"assistant","content":[{"type":"text","text":"I need to select each page first, then snapshot."}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":520,"cache_read_input_tokens":17082,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":520},"output_tokens":1,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"de576791-4d32-43aa-881c-32b51f171a4c","uuid":"a92218d1-43f9-4710-b001-304d6206f6ef"}
{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_01B3ZozJqAwHb1hmot6uX6fY","type":"message","role":"assistant","content":[{"type":"tool_use","id":"toolu_01MXoDVu3L2PZiUtbuW6MccD","name":"Bash","input":{"command":"chrome-devtools select-page --index 2 && chrome-devtools take-snapshot --filePath /tmp/wiki_rust.txt"},"caller":{"type":"direct"}}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":520,"cache_read_input_tokens":17082,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":520},"output_tokens":1,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"de576791-4d32-43aa-881c-32b51f171a4c","uuid":"13f1a0ff-ae89-4fb9-90bf-734343af731b"}
{"type":"user","message":{"role":"user","content":[{"type":"tool_result","content":"Exit code 1\nerror: Unknown option: --index\n\nchrome-devtools select-page - Select a page as a context for future tool calls.\n\nUSAGE:\n  chrome-devtools select-page [options]\n\nOPTIONS:\n  --pageId NUMBER     (required) The ID of the page to select. Call list_pages to get available pages.\n  --bringToFront BOOLEAN    (optional) Whether to focus the page and bring it to the top.\n  --quiet                    (optional) Truncate large output to a short preview","is_error":true,"tool_use_id":"toolu_01MXoDVu3L2PZiUtbuW6MccD"}]},"parent_tool_use_id":null,"session_id":"de576791-4d32-43aa-881c-32b51f171a4c","uuid":"90845f14-e302-48f4-92c9-ccfec08ca1f7","timestamp":"2026-04-03T08:58:13.961Z","tool_use_result":"Error: Exit code 1\nerror: Unknown option: --index\n\nchrome-devtools select-page - Select a page as a context for future tool calls.\n\nUSAGE:\n  chrome-devtools select-page [options]\n\nOPTIONS:\n  --pageId NUMBER     (required) The ID of the page to select. Call list_pages to get available pages.\n  --bringToFront BOOLEAN    (optional) Whether to focus the page and bring it to the top.\n  --quiet                    (optional) Truncate large output to a short preview"}
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{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01PwsuaeDhnNvrou9NZwotof","type":"tool_result","content":"## Pages\n1: about:blank\n2: https://en.wikipedia.org/wiki/Rust_(programming_language)\n3: https://github.com/rust-lang/rust\n4: https://rust-lang.org/ [selected]","is_error":false}]},"parent_tool_use_id":null,"session_id":"de576791-4d32-43aa-881c-32b51f171a4c","uuid":"9749ff63-ddf6-48c5-9962-7cc7efa62627","timestamp":"2026-04-03T08:58:16.935Z","tool_use_result":{"stdout":"## Pages\n1: about:blank\n2: https://en.wikipedia.org/wiki/Rust_(programming_language)\n3: https://github.com/rust-lang/rust\n4: https://rust-lang.org/ [selected]","stderr":"","interrupted":false,"isImage":false,"noOutputExpected":false}}
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{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_014Cza3TRbt1FGPqmjqF9uvq","type":"tool_result","content":"## Pages\n1: about:blank\n2: https://en.wikipedia.org/wiki/Rust_(programming_language) [selected]\n3: https://github.com/rust-lang/rust\n4: https://rust-lang.org/","is_error":false}]},"parent_tool_use_id":null,"session_id":"de576791-4d32-43aa-881c-32b51f171a4c","uuid":"a242691a-2721-4577-a64c-4f926b979c1e","timestamp":"2026-04-03T08:58:18.766Z","tool_use_result":{"stdout":"## Pages\n1: about:blank\n2: https://en.wikipedia.org/wiki/Rust_(programming_language) [selected]\n3: https://github.com/rust-lang/rust\n4: https://rust-lang.org/","stderr":"","interrupted":false,"isImage":false,"noOutputExpected":false}}
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{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01GQZZutLA353EVVadXvbHRi","type":"tool_result","content":"## Pages\n1: about:blank\n2: https://en.wikipedia.org/wiki/Rust_(programming_language)\n3: https://github.com/rust-lang/rust [selected]\n4: https://rust-lang.org/\nSaved snapshot to /tmp/github_rust.txt.","is_error":false}]},"parent_tool_use_id":null,"session_id":"de576791-4d32-43aa-881c-32b51f171a4c","uuid":"a699d186-3a39-4dfa-a3f2-e6df7d18ad4b","timestamp":"2026-04-03T08:58:23.720Z","tool_use_result":{"stdout":"## Pages\n1: about:blank\n2: https://en.wikipedia.org/wiki/Rust_(programming_language)\n3: https://github.com/rust-lang/rust [selected]\n4: https://rust-lang.org/\nSaved snapshot to /tmp/github_rust.txt.","stderr":"","interrupted":false,"isImage":false,"noOutputExpected":false}}
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{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_011zCzRmv1jArndG34emB85J","type":"tool_result","content":"## Pages\n1: about:blank\n2: https://en.wikipedia.org/wiki/Rust_(programming_language)\n3: https://github.com/rust-lang/rust\n4: https://rust-lang.org/ [selected]\nSaved snapshot to /tmp/rustlang.txt.","is_error":false}]},"parent_tool_use_id":null,"session_id":"de576791-4d32-43aa-881c-32b51f171a4c","uuid":"11f11948-f77f-4bc2-9bad-5be011f90c84","timestamp":"2026-04-03T08:58:25.947Z","tool_use_result":{"stdout":"## Pages\n1: about:blank\n2: https://en.wikipedia.org/wiki/Rust_(programming_language)\n3: https://github.com/rust-lang/rust\n4: https://rust-lang.org/ [selected]\nSaved snapshot to /tmp/rustlang.txt.","stderr":"","interrupted":false,"isImage":false,"noOutputExpected":false}}
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{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01VhgLfrRW4nobb4YzGscJv9","type":"tool_result","content":"    uid=1_349 StaticText \"Software developer Graydon Hoare created Rust in 2006 while working at \"\n    uid=1_350 link \"Mozilla\" url=\"https://en.wikipedia.org/wiki/Mozilla\"\n      uid=1_351 StaticText \"Mozilla\"\n    uid=1_352 StaticText \", which officially sponsored the project in 2009. The first stable release, Rust 1.0, was published in May 2015. Following a layoff of Mozilla employees in August 2020, four other companies joined Mozilla in sponsoring Rust through the creation of the \"\n    uid=1_373 link url=\"https://en.wikipedia.org/wiki/File:MozillaCaliforniaHeadquarters.JPG\"\n    uid=1_374 StaticText \"Mozilla Foundation headquarters, 650 Castro Street in \"\n    uid=1_379 link \"Mozilla\" url=\"https://en.wikipedia.org/wiki/Mozilla\"\n      uid=1_380 StaticText \"Mozilla\"\n    uid=1_381 StaticText \" employee Graydon Hoare in 2006. According to \"\n    uid=1_396 StaticText \" During the time period between 2006 and 2009, Rust was not publicized to others at Mozilla and was written in Hoare's free time;\"\n    uid=1_402 StaticText \" Hoare began speaking about the language around 2009 after a small group at Mozilla became interested in the project.\"\n    uid=1_498 heading \"2009–2012: Mozilla sponsorship\" level=\"3\"\n    uid=1_500 link \"edit\" description=\"Edit section: 2009–2012: Mozilla sponsorship\" url=\"https://en.wikipedia.org/w/index.php?title=Rust_(programming_language)&action=edit&section=3\"\n    uid=1_503 StaticText \"Mozilla officially sponsored the Rust project in 2009.\"\n    uid=1_564 StaticText \" The early 2010s witnessed increasing involvement from full-time engineers at Mozilla, open source volunteers outside Mozilla, and open source volunteers outside the United States.\"\n    uid=1_626 StaticText \"Graydon Hoare stepped down from Rust in 2013.\"\n    uid=1_681 StaticText \"Six years after Mozilla's sponsorship, Rust 1.0 was published and became the first \"\n    uid=1_701 StaticText \"Early homepage of Mozilla's \"\n    uid=1_707 StaticText \" continued in parallel with Rust, jointly funded by Mozilla and \"\n    uid=1_780 StaticText \"The earliest known adoption outside of Mozilla was by individual projects at Samsung, \"","is_error":false}]},"parent_tool_use_id":null,"session_id":"de576791-4d32-43aa-881c-32b51f171a4c","uuid":"35ccb21f-8ef4-4162-852c-3b3c6b6bf3f1","timestamp":"2026-04-03T08:58:29.292Z","tool_use_result":{"stdout":"    uid=1_349 StaticText \"Software developer Graydon Hoare created Rust in 2006 while working at \"\n    uid=1_350 link \"Mozilla\" url=\"https://en.wikipedia.org/wiki/Mozilla\"\n      uid=1_351 StaticText \"Mozilla\"\n    uid=1_352 StaticText \", which officially sponsored the project in 2009. The first stable release, Rust 1.0, was published in May 2015. Following a layoff of Mozilla employees in August 2020, four other companies joined Mozilla in sponsoring Rust through the creation of the \"\n    uid=1_373 link url=\"https://en.wikipedia.org/wiki/File:MozillaCaliforniaHeadquarters.JPG\"\n    uid=1_374 StaticText \"Mozilla Foundation headquarters, 650 Castro Street in \"\n    uid=1_379 link \"Mozilla\" url=\"https://en.wikipedia.org/wiki/Mozilla\"\n      uid=1_380 StaticText \"Mozilla\"\n    uid=1_381 StaticText \" employee Graydon Hoare in 2006. According to \"\n    uid=1_396 StaticText \" During the time period between 2006 and 2009, Rust was not publicized to others at Mozilla and was written in Hoare's free time;\"\n    uid=1_402 StaticText \" Hoare began speaking about the language around 2009 after a small group at Mozilla became interested in the project.\"\n    uid=1_498 heading \"2009–2012: Mozilla sponsorship\" level=\"3\"\n    uid=1_500 link \"edit\" description=\"Edit section: 2009–2012: Mozilla sponsorship\" url=\"https://en.wikipedia.org/w/index.php?title=Rust_(programming_language)&action=edit&section=3\"\n    uid=1_503 StaticText \"Mozilla officially sponsored the Rust project in 2009.\"\n    uid=1_564 StaticText \" The early 2010s witnessed increasing involvement from full-time engineers at Mozilla, open source volunteers outside Mozilla, and open source volunteers outside the United States.\"\n    uid=1_626 StaticText \"Graydon Hoare stepped down from Rust in 2013.\"\n    uid=1_681 StaticText \"Six years after Mozilla's sponsorship, Rust 1.0 was published and became the first \"\n    uid=1_701 StaticText \"Early homepage of Mozilla's \"\n    uid=1_707 StaticText \" continued in parallel with Rust, jointly funded by Mozilla and \"\n    uid=1_780 StaticText \"The earliest known adoption outside of Mozilla was by individual projects at Samsung, \"","stderr":"","interrupted":false,"isImage":false,"noOutputExpected":false}}
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{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_016GwFgMhKm2v24XhNKnwrAc","type":"tool_result","content":"  uid=2_1 link \"Skip to content\" url=\"https://github.com/rust-lang/rust#start-of-content\"\n    uid=2_33 link \"You must be signed in to star a repository\" url=\"https://github.com/login?return_to=%2Frust-lang%2Frust\"\n      uid=2_34 StaticText \" Star \"\n      uid=2_321 link \"use & instead of start-process in x.ps1\" description=\"use `&` instead of start-process in x.ps1 start-process has weird parsing rules and buggy behavior. we've already had to work around them several times, and the workarounds were not complete. i wonder who could have added it HMMMMMM ``` PS C:\\Users\\jyn\\src\\rust> git log --reverse -S Start-Process x.ps1 commit 775c3c0493e9a383a7f1c521b06d36f2e3d0d886 Author: Jynn Nelson <github@jyn.dev> Date: Sun Jul 31 14:02:31 2022 -0500 Add `x.sh` and `x.ps1` shell scripts ``` the latest broken thing is trailing backslashes: ``` $ x.ps1 t .\\tests\\ui\\error-emitter\\ ``` would be transformed into ``` ['t', '.\\\\tests\\\\ui\\\\error-emitter\"'] ``` rather than trying to hack around that too, abandon start-process altogether and just use `&`.\" url=\"https://github.com/rust-lang/rust/commit/2cf54e9f99f83e314256808b1e0753779d49e652\"\n        uid=2_324 StaticText \" instead of start-process in x.ps1\"\n      uid=2_358 link \"Getting started\" url=\"https://www.rust-lang.org/learn/get-started\"\n        uid=2_359 StaticText \"Getting started\"\n      uid=2_393 heading \"Quick Start\" level=\"2\"\n      uid=2_394 link \"Permalink: Quick Start\" url=\"https://github.com/rust-lang/rust#quick-start\"\n      uid=2_479 heading \"Stars\" level=\"3\"\n      uid=2_480 link \"112k stars\" url=\"https://github.com/rust-lang/rust/stargazers\"\n        uid=2_482 StaticText \" stars\"","is_error":false}]},"parent_tool_use_id":null,"session_id":"de576791-4d32-43aa-881c-32b51f171a4c","uuid":"5370c450-547e-44bd-8a77-c4c5fd182c46","timestamp":"2026-04-03T08:58:29.664Z","tool_use_result":{"stdout":"  uid=2_1 link \"Skip to content\" url=\"https://github.com/rust-lang/rust#start-of-content\"\n    uid=2_33 link \"You must be signed in to star a repository\" url=\"https://github.com/login?return_to=%2Frust-lang%2Frust\"\n      uid=2_34 StaticText \" Star \"\n      uid=2_321 link \"use & instead of start-process in x.ps1\" description=\"use `&` instead of start-process in x.ps1 start-process has weird parsing rules and buggy behavior. we've already had to work around them several times, and the workarounds were not complete. i wonder who could have added it HMMMMMM ``` PS C:\\Users\\jyn\\src\\rust> git log --reverse -S Start-Process x.ps1 commit 775c3c0493e9a383a7f1c521b06d36f2e3d0d886 Author: Jynn Nelson <github@jyn.dev> Date: Sun Jul 31 14:02:31 2022 -0500 Add `x.sh` and `x.ps1` shell scripts ``` the latest broken thing is trailing backslashes: ``` $ x.ps1 t .\\tests\\ui\\error-emitter\\ ``` would be transformed into ``` ['t', '.\\\\tests\\\\ui\\\\error-emitter\"'] ``` rather than trying to hack around that too, abandon start-process altogether and just use `&`.\" url=\"https://github.com/rust-lang/rust/commit/2cf54e9f99f83e314256808b1e0753779d49e652\"\n        uid=2_324 StaticText \" instead of start-process in x.ps1\"\n      uid=2_358 link \"Getting started\" url=\"https://www.rust-lang.org/learn/get-started\"\n        uid=2_359 StaticText \"Getting started\"\n      uid=2_393 heading \"Quick Start\" level=\"2\"\n      uid=2_394 link \"Permalink: Quick Start\" url=\"https://github.com/rust-lang/rust#quick-start\"\n      uid=2_479 heading \"Stars\" level=\"3\"\n      uid=2_480 link \"112k stars\" url=\"https://github.com/rust-lang/rust/stargazers\"\n        uid=2_482 StaticText \" stars\"","stderr":"","interrupted":false,"isImage":false,"noOutputExpected":false}}
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{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01AKs3upTrBawiZEr8xMJhPx","type":"tool_result","content":"uid=3_0 RootWebArea \"Rust Programming Language\" url=\"https://rust-lang.org/\"\n  uid=3_1 navigation\n    uid=3_2 link \"Rust Logo\" url=\"https://rust-lang.org/\"\n      uid=3_3 image \"Rust Logo\" url=\"https://rust-lang.org/static/images/rust-logo-blk.svg\"\n    uid=3_4 link \"Install\" url=\"https://rust-lang.org/tools/install\"\n      uid=3_5 StaticText \"Install\"\n    uid=3_6 link \"Learn\" url=\"https://rust-lang.org/learn\"\n      uid=3_7 StaticText \"Learn\"\n    uid=3_8 link \"Playground\" url=\"https://play.rust-lang.org/\"\n      uid=3_9 StaticText \"Playground\"\n    uid=3_10 link \"Tools\" url=\"https://rust-lang.org/tools\"\n      uid=3_11 StaticText \"Tools\"\n    uid=3_12 link \"Governance\" url=\"https://rust-lang.org/governance\"\n      uid=3_13 StaticText \"Governance\"\n    uid=3_14 link \"Community\" url=\"https://rust-lang.org/community\"\n      uid=3_15 StaticText \"Community\"\n    uid=3_16 link \"Blog\" url=\"https://blog.rust-lang.org/\"\n      uid=3_17 StaticText \"Blog\"\n    uid=3_18 StaticText \"Language\"\n    uid=3_19 combobox \"Language\" expandable haspopup=\"menu\" value=\"English (en-US)\"\n      uid=3_20 option \"English (en-US)\" selectable selected value=\"English (en-US)\"\n      uid=3_21 option \"Español (es)\" selectable value=\"Español (es)\"\n      uid=3_22 option \"Français (fr)\" selectable value=\"Français (fr)\"\n      uid=3_23 option \"Italiano (it)\" selectable value=\"Italiano (it)\"\n      uid=3_24 option \"日本語 (ja)\" selectable value=\"日本語 (ja)\"\n      uid=3_25 option \"Português (pt-BR)\" selectable value=\"Português (pt-BR)\"\n      uid=3_26 option \"Русский (ru)\" selectable value=\"Русский (ru)\"\n      uid=3_27 option \"Türkçe (tr)\" selectable value=\"Türkçe (tr)\"\n      uid=3_28 option \"简体中文 (zh-CN)\" selectable value=\"简体中文 (zh-CN)\"\n      uid=3_29 option \"正體中文 (zh-TW)\" selectable value=\"正體中文 (zh-TW)\"\n  uid=3_30 main\n    uid=3_31 heading \"Rust\" level=\"1\"\n    uid=3_32 heading \"A language empowering everyone to build reliable and efficient software.\" level=\"2\"\n    uid=3_33 link \"GET STARTED\" url=\"https://rust-lang.org/learn/get-started\"\n      uid=3_34 StaticText \"GET STARTED\"\n    uid=3_35 link \"Version 1.94.1\" url=\"https://blog.rust-lang.org/releases/latest\"\n      uid=3_36 StaticText \"Version 1.94.1\"\n    uid=3_37 heading \"Why Rust?\" level=\"2\"\n    uid=3_38 heading \"Performance\" level=\"3\"\n    uid=3_39 StaticText \"Rust is blazingly fast and memory-efficient: with no runtime or garbage collector, it can power performance-critical services, run on embedded devices, and easily integrate with other languages.\"\n    uid=3_40 heading \"Reliability\" level=\"3\"\n    uid=3_41 StaticText \"Rust’s rich type system and ownership model guarantee memory-safety and thread-safety — enabling you to eliminate many classes of bugs at compile-time.\"\n    uid=3_42 heading \"Productivity\" level=\"3\"\n    uid=3_43 StaticText \"Rust has great documentation, a friendly compiler with useful error messages, and top-notch tooling — an integrated package manager and build tool, smart multi-editor support with auto-completion and type inspections, an auto-formatter, and more.\"\n    uid=3_44 heading \"Build it in Rust\" level=\"2\"\n    uid=3_45 StaticText \"In 2018, the Rust community decided to improve the programming experience for a few distinct domains (see \"\n    uid=3_46 link \"the 2018 roadmap\" url=\"https://blog.rust-lang.org/2018/03/12/roadmap.html\"\n      uid=3_47 StaticText \"the 2018 roadmap\"\n    uid=3_48 StaticText \"). For these, you can find many high-quality crates and some awesome guides on how to get started.\"\n    uid=3_49 image \"terminal\" url=\"https://rust-lang.org/static/images/cli.svg\"\n    uid=3_50 heading \"Command Line\" level=\"3\"\n    uid=3_51 StaticText \"Whip up a CLI tool quickly with Rust’s robust ecosystem. Rust helps you maintain your app with confidence and distribute it with ease.\"\n    uid=3_52 link \"BUILDING TOOLS\" url=\"https://rust-lang.org/what/cli\"\n      uid=3_53 StaticText \"BUILDING TOOLS\"\n    uid=3_54 image \"gear with puzzle piece elements\" url=\"https://rust-lang.org/static/images/webassembly.svg\"\n    uid=3_55 heading \"WebAssembly\" level=\"3\"\n    uid=3_56 StaticText \"Use Rust to supercharge your JavaScript, one module at a time. Publish to npm, bundle with webpack, and you’re off to the races.\"\n    uid=3_57 link \"WRITING WEB APPS\" url=\"https://rust-lang.org/what/wasm\"\n      uid=3_58 StaticText \"WRITING WEB APPS\"\n    uid=3_59 image \"a cloud with nodes\" url=\"https://rust-lang.org/static/images/networking.svg\"\n    uid=3_60 heading \"Networking\" level=\"3\"\n    uid=3_61 StaticText \"Predictable performance. Tiny resource footprint. Rock-solid reliability. Rust is great for network services.\"\n    uid=3_62 link \"WORKING ON SERVERS\" url=\"https://rust-lang.org/what/networking\"\n      uid=3_63 StaticText \"WORKING ON SERVERS\"\n    uid=3_64 image \"an embedded device chip\" url=\"https://rust-lang.org/static/images/embedded.svg\"\n    uid=3_65 heading \"Embedded\" level=\"3\"\n    uid=3_66 StaticText \"Targeting low-resource devices? Need low-level control without giving up high-level conveniences? 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Take a look at the books available online, as well as key blog posts and user guides.\"\n    uid=3_75 link \"READ THE BOOK\" url=\"https://rust-lang.org/learn\"\n      uid=3_76 StaticText \"READ THE BOOK\"\n    uid=3_77 heading \"Watch Rust\" level=\"3\"\n    uid=3_78 StaticText \"The Rust community has a dedicated YouTube channel collecting a huge range of presentations and tutorials.\"\n    uid=3_79 link \"WATCH THE VIDEOS\" url=\"https://www.youtube.com/channel/UCaYhcUwRBNscFNUKTjgPFiA\"","is_error":false}]},"parent_tool_use_id":null,"session_id":"de576791-4d32-43aa-881c-32b51f171a4c","uuid":"ff5dd3d8-c761-469b-82ab-61991ebbe3f1","timestamp":"2026-04-03T08:58:29.985Z","tool_use_result":{"stdout":"uid=3_0 RootWebArea \"Rust Programming Language\" url=\"https://rust-lang.org/\"\n  uid=3_1 navigation\n    uid=3_2 link \"Rust Logo\" url=\"https://rust-lang.org/\"\n      uid=3_3 image \"Rust Logo\" url=\"https://rust-lang.org/static/images/rust-logo-blk.svg\"\n    uid=3_4 link \"Install\" url=\"https://rust-lang.org/tools/install\"\n      uid=3_5 StaticText \"Install\"\n    uid=3_6 link \"Learn\" url=\"https://rust-lang.org/learn\"\n      uid=3_7 StaticText \"Learn\"\n    uid=3_8 link \"Playground\" url=\"https://play.rust-lang.org/\"\n      uid=3_9 StaticText \"Playground\"\n    uid=3_10 link \"Tools\" url=\"https://rust-lang.org/tools\"\n      uid=3_11 StaticText \"Tools\"\n    uid=3_12 link \"Governance\" url=\"https://rust-lang.org/governance\"\n      uid=3_13 StaticText \"Governance\"\n    uid=3_14 link \"Community\" url=\"https://rust-lang.org/community\"\n      uid=3_15 StaticText \"Community\"\n    uid=3_16 link \"Blog\" url=\"https://blog.rust-lang.org/\"\n      uid=3_17 StaticText \"Blog\"\n    uid=3_18 StaticText \"Language\"\n    uid=3_19 combobox \"Language\" expandable haspopup=\"menu\" value=\"English (en-US)\"\n      uid=3_20 option \"English (en-US)\" selectable selected value=\"English (en-US)\"\n      uid=3_21 option \"Español (es)\" selectable value=\"Español (es)\"\n      uid=3_22 option \"Français (fr)\" selectable value=\"Français (fr)\"\n      uid=3_23 option \"Italiano (it)\" selectable value=\"Italiano (it)\"\n      uid=3_24 option \"日本語 (ja)\" selectable value=\"日本語 (ja)\"\n      uid=3_25 option \"Português (pt-BR)\" selectable value=\"Português (pt-BR)\"\n      uid=3_26 option \"Русский (ru)\" selectable value=\"Русский (ru)\"\n      uid=3_27 option \"Türkçe (tr)\" selectable value=\"Türkçe (tr)\"\n      uid=3_28 option \"简体中文 (zh-CN)\" selectable value=\"简体中文 (zh-CN)\"\n      uid=3_29 option \"正體中文 (zh-TW)\" selectable value=\"正體中文 (zh-TW)\"\n  uid=3_30 main\n    uid=3_31 heading \"Rust\" level=\"1\"\n    uid=3_32 heading \"A language empowering everyone to build reliable and efficient software.\" level=\"2\"\n    uid=3_33 link \"GET STARTED\" url=\"https://rust-lang.org/learn/get-started\"\n      uid=3_34 StaticText \"GET STARTED\"\n    uid=3_35 link \"Version 1.94.1\" url=\"https://blog.rust-lang.org/releases/latest\"\n      uid=3_36 StaticText \"Version 1.94.1\"\n    uid=3_37 heading \"Why Rust?\" level=\"2\"\n    uid=3_38 heading \"Performance\" level=\"3\"\n    uid=3_39 StaticText \"Rust is blazingly fast and memory-efficient: with no runtime or garbage collector, it can power performance-critical services, run on embedded devices, and easily integrate with other languages.\"\n    uid=3_40 heading \"Reliability\" level=\"3\"\n    uid=3_41 StaticText \"Rust’s rich type system and ownership model guarantee memory-safety and thread-safety — enabling you to eliminate many classes of bugs at compile-time.\"\n    uid=3_42 heading \"Productivity\" level=\"3\"\n    uid=3_43 StaticText \"Rust has great documentation, a friendly compiler with useful error messages, and top-notch tooling — an integrated package manager and build tool, smart multi-editor support with auto-completion and type inspections, an auto-formatter, and more.\"\n    uid=3_44 heading \"Build it in Rust\" level=\"2\"\n    uid=3_45 StaticText \"In 2018, the Rust community decided to improve the programming experience for a few distinct domains (see \"\n    uid=3_46 link \"the 2018 roadmap\" url=\"https://blog.rust-lang.org/2018/03/12/roadmap.html\"\n      uid=3_47 StaticText \"the 2018 roadmap\"\n    uid=3_48 StaticText \"). For these, you can find many high-quality crates and some awesome guides on how to get started.\"\n    uid=3_49 image \"terminal\" url=\"https://rust-lang.org/static/images/cli.svg\"\n    uid=3_50 heading \"Command Line\" level=\"3\"\n    uid=3_51 StaticText \"Whip up a CLI tool quickly with Rust’s robust ecosystem. Rust helps you maintain your app with confidence and distribute it with ease.\"\n    uid=3_52 link \"BUILDING TOOLS\" url=\"https://rust-lang.org/what/cli\"\n      uid=3_53 StaticText \"BUILDING TOOLS\"\n    uid=3_54 image \"gear with puzzle piece elements\" url=\"https://rust-lang.org/static/images/webassembly.svg\"\n    uid=3_55 heading \"WebAssembly\" level=\"3\"\n    uid=3_56 StaticText \"Use Rust to supercharge your JavaScript, one module at a time. Publish to npm, bundle with webpack, and you’re off to the races.\"\n    uid=3_57 link \"WRITING WEB APPS\" url=\"https://rust-lang.org/what/wasm\"\n      uid=3_58 StaticText \"WRITING WEB APPS\"\n    uid=3_59 image \"a cloud with nodes\" url=\"https://rust-lang.org/static/images/networking.svg\"\n    uid=3_60 heading \"Networking\" level=\"3\"\n    uid=3_61 StaticText \"Predictable performance. Tiny resource footprint. Rock-solid reliability. Rust is great for network services.\"\n    uid=3_62 link \"WORKING ON SERVERS\" url=\"https://rust-lang.org/what/networking\"\n      uid=3_63 StaticText \"WORKING ON SERVERS\"\n    uid=3_64 image \"an embedded device chip\" url=\"https://rust-lang.org/static/images/embedded.svg\"\n    uid=3_65 heading \"Embedded\" level=\"3\"\n    uid=3_66 StaticText \"Targeting low-resource devices? Need low-level control without giving up high-level conveniences? Rust has you covered.\"\n    uid=3_67 link \"STARTING WITH EMBEDDED\" url=\"https://rust-lang.org/what/embedded\"\n      uid=3_68 StaticText \"STARTING WITH EMBEDDED\"\n    uid=3_69 heading \"Rust in production\" level=\"2\"\n    uid=3_70 StaticText \"Hundreds of companies around the world are using Rust in production today for fast, low-resource, cross-platform solutions. \"\n    uid=3_71 StaticText \"From startups to large corporations, from embedded devices to scalable web services, Rust is a great fit.\"\n    uid=3_72 heading \"Get involved\" level=\"2\"\n    uid=3_73 heading \"Read Rust\" level=\"3\"\n    uid=3_74 StaticText \"We love documentation! Take a look at the books available online, as well as key blog posts and user guides.\"\n    uid=3_75 link \"READ THE BOOK\" url=\"https://rust-lang.org/learn\"\n      uid=3_76 StaticText \"READ THE BOOK\"\n    uid=3_77 heading \"Watch Rust\" level=\"3\"\n    uid=3_78 StaticText \"The Rust community has a dedicated YouTube channel collecting a huge range of presentations and tutorials.\"\n    uid=3_79 link \"WATCH THE VIDEOS\" url=\"https://www.youtube.com/channel/UCaYhcUwRBNscFNUKTjgPFiA\"","stderr":"","interrupted":false,"isImage":false,"noOutputExpected":false}}
{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_0195AZJCRFcXzyQPqMC46Ze4","type":"message","role":"assistant","content":[{"type":"text","text":"Here are the results from all three sites:\n\n---\n\n**1. Wikipedia — Designer**\nRust was designed (created) by **Graydon Hoare**, a software developer who started the project in 2006 while working at Mozilla. Mozilla officially sponsored the project in 2009.\n\n---\n\n**2. GitHub (rust-lang/rust) — Star Count**\nThe repository has **112k stars**.\n\n---\n\n**3. rust-lang.org — Tagline/Main Description**\n> **\"A language empowering everyone to build reliable and efficient software.\"**"}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":3588,"cache_read_input_tokens":18891,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":3588},"output_tokens":1,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"de576791-4d32-43aa-881c-32b51f171a4c","uuid":"72be062e-17f3-4c2d-9075-4f61365d5173"}
{"type":"result","subtype":"success","is_error":false,"duration_ms":37087,"duration_api_ms":31983,"num_turns":19,"result":"Here are the results from all three sites:\n\n---\n\n**1. Wikipedia — Designer**\nRust was designed (created) by **Graydon Hoare**, a software developer who started the project in 2006 while working at Mozilla. Mozilla officially sponsored the project in 2009.\n\n---\n\n**2. GitHub (rust-lang/rust) — Star Count**\nThe repository has **112k stars**.\n\n---\n\n**3. rust-lang.org — Tagline/Main Description**\n> **\"A language empowering everyone to build reliable and efficient software.\"**","stop_reason":"end_turn","session_id":"de576791-4d32-43aa-881c-32b51f171a4c","total_cost_usd":0.1318227,"usage":{"input_tokens":12,"cache_creation_input_tokens":14706,"cache_read_input_tokens":186264,"output_tokens":1384,"server_tool_use":{"web_search_requests":0,"web_fetch_requests":0},"service_tier":"standard","cache_creation":{"ephemeral_1h_input_tokens":14706,"ephemeral_5m_input_tokens":0},"inference_geo":"","iterations":[],"speed":"standard"},"modelUsage":{"claude-sonnet-4-6":{"inputTokens":12,"outputTokens":1384,"cacheReadInputTokens":186264,"cacheCreationInputTokens":14706,"webSearchRequests":0,"costUSD":0.1318227,"contextWindow":200000,"maxOutputTokens":32000}},"permission_denials":[],"fast_mode_state":"off","uuid":"b27e117c-371a-4182-b191-18a0315a8ecd"}
