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{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_01FE1yaLvCgomaPdaXZrX5rS","type":"message","role":"assistant","content":[{"type":"thinking","thinking":"Let me research Rust across three sites using the dev-browser CLI.","signature":"Ev8BClsIDBgCKkC2G/T/uDy13UqSpmXOGfbRVza1Fq1f8T7Qb5e1ENVbRSfuveXmpkmNei3lpecMT3dlBZowtvWup4rQp85NEw81MhFjbGF1ZGUtc29ubmV0LTQtNjgAEgzy5xlInu/YHVuMLeIaDBj4ra8YgUYKBXExiSIwEiftujthPC/+tqVsRwzCxP4cSZ3BvLPqM05gDE26AdM63RvyBpxAn/AgWpTlVcrpKlLW05i46DuLmSXyF/EFkXnXwRST1w+D6qpHJbcKVdzD5W2uKYdYcoZ5Wyi3xvdMKaY+oIq/LwQoe5tU636mShy4J46bPqdKtrB1HLWXOoq9S8YXGAE="}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":2,"cache_creation_input_tokens":7341,"cache_read_input_tokens":8603,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":7341},"output_tokens":8,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"ddc0ca15-1c74-4279-8b83-8e944aa57526","uuid":"814b355d-0834-4406-8bd2-701bbd910eaa"}
{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_01FE1yaLvCgomaPdaXZrX5rS","type":"message","role":"assistant","content":[{"type":"text","text":"I'll research all three sites in parallel using separate scripts."}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":2,"cache_creation_input_tokens":7341,"cache_read_input_tokens":8603,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":7341},"output_tokens":8,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"ddc0ca15-1c74-4279-8b83-8e944aa57526","uuid":"533c665c-bb94-46ea-abab-0e08d7f32fa5"}
{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_01FE1yaLvCgomaPdaXZrX5rS","type":"message","role":"assistant","content":[{"type":"tool_use","id":"toolu_01YDSpAucSD1vYE2ncCZvXS8","name":"Bash","input":{"command":"cat > /tmp/wiki_rust.js << 'EOF'\nconst page = await browser.newPage();\nawait page.goto('https://en.wikipedia.org/wiki/Rust_(programming_language)');\nawait page.waitForSelector('#firstHeading');\nconst designer = await page.evaluate(() => {\n  const rows = document.querySelectorAll('.infobox tr');\n  for (const row of rows) {\n    const th = row.querySelector('th');\n    if (th && th.textContent.includes('Designer')) {\n      return row.querySelector('td')?.textContent?.trim();\n    }\n  }\n  return null;\n});\nconsole.log('Designer:', designer);\nawait page.close();\nEOF\ndev-browser --headless --browser axi-bench-dev-browser-multi_site_research-run4 run /tmp/wiki_rust.js","description":"Scrape Wikipedia for Rust designer"},"caller":{"type":"direct"}}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":2,"cache_creation_input_tokens":7341,"cache_read_input_tokens":8603,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":7341},"output_tokens":8,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"ddc0ca15-1c74-4279-8b83-8e944aa57526","uuid":"49404585-8268-49f5-82c8-88744b7d28d9"}
{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01YDSpAucSD1vYE2ncCZvXS8","type":"tool_result","content":"Designer: null","is_error":false}]},"parent_tool_use_id":null,"session_id":"ddc0ca15-1c74-4279-8b83-8e944aa57526","uuid":"282834ea-0c63-4b11-bffc-27f325508276","timestamp":"2026-04-03T09:37:10.798Z","tool_use_result":{"stdout":"Designer: null","stderr":"","interrupted":false,"isImage":false,"noOutputExpected":false}}
{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_01FE1yaLvCgomaPdaXZrX5rS","type":"message","role":"assistant","content":[{"type":"tool_use","id":"toolu_01653jBq9JLrFGgEwrcTsmJD","name":"Bash","input":{"command":"cat > /tmp/github_rust.js << 'EOF'\nconst page = await browser.newPage();\nawait page.goto('https://github.com/rust-lang/rust');\nawait page.waitForSelector('#repo-stars-counter-star, [id*=\"stargazers\"]', {timeout: 15000});\nconst stars = await page.evaluate(() => {\n  const el = document.querySelector('#repo-stars-counter-star') \n    || document.querySelector('[id*=\"stargazers_count\"]')\n    || document.querySelector('a[href*=\"stargazers\"] strong')\n    || document.querySelector('.Counter[id*=\"star\"]');\n  return el ? el.textContent.trim() : null;\n});\nconsole.log('Stars:', stars);\nawait page.close();\nEOF\ndev-browser --headless --browser axi-bench-dev-browser-multi_site_research-run4 run /tmp/github_rust.js","description":"Scrape GitHub for Rust star count"},"caller":{"type":"direct"}}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":2,"cache_creation_input_tokens":7341,"cache_read_input_tokens":8603,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":7341},"output_tokens":8,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"ddc0ca15-1c74-4279-8b83-8e944aa57526","uuid":"939b606e-b034-4234-a566-67d92736ff3b"}
{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01653jBq9JLrFGgEwrcTsmJD","type":"tool_result","content":"Stars: 112k","is_error":false}]},"parent_tool_use_id":null,"session_id":"ddc0ca15-1c74-4279-8b83-8e944aa57526","uuid":"93a0467d-c587-45d8-a58f-06c3a6f63b14","timestamp":"2026-04-03T09:37:13.444Z","tool_use_result":{"stdout":"Stars: 112k","stderr":"","interrupted":false,"isImage":false,"noOutputExpected":false}}
{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_01FE1yaLvCgomaPdaXZrX5rS","type":"message","role":"assistant","content":[{"type":"tool_use","id":"toolu_01TgN3uVtxSit2GN1cT89u7t","name":"Bash","input":{"command":"cat > /tmp/rustlang.js << 'EOF'\nconst page = await browser.newPage();\nawait page.goto('https://www.rust-lang.org/');\nawait page.waitForSelector('h1, .tagline, [class*=\"tagline\"]', {timeout: 15000});\nconst tagline = await page.evaluate(() => {\n  const h1 = document.querySelector('h1');\n  return h1 ? h1.textContent.trim() : null;\n});\nconst subtitle = await page.evaluate(() => {\n  const p = document.querySelector('h1 + p, .hero p, section p');\n  return p ? p.textContent.trim() : null;\n});\nconsole.log('H1:', tagline);\nconsole.log('Subtitle:', subtitle);\nawait page.close();\nEOF\ndev-browser --headless --browser axi-bench-dev-browser-multi_site_research-run4 run /tmp/rustlang.js","description":"Scrape rust-lang.org for tagline"},"caller":{"type":"direct"}}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":2,"cache_creation_input_tokens":7341,"cache_read_input_tokens":8603,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":7341},"output_tokens":8,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"ddc0ca15-1c74-4279-8b83-8e944aa57526","uuid":"76402876-8a2c-4d41-8003-e7dda9ac150d"}
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{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01TgN3uVtxSit2GN1cT89u7t","type":"tool_result","content":"H1: Rust\nSubtitle: Rust is blazingly fast and memory-efficient: with no runtime or\ngarbage collector, it can power performance-critical services, run on\nembedded devices, and easily integrate with other languages.","is_error":false}]},"parent_tool_use_id":null,"session_id":"ddc0ca15-1c74-4279-8b83-8e944aa57526","uuid":"464688e2-3aad-4138-a5fa-ba6d9d3e27e4","timestamp":"2026-04-03T09:37:14.691Z","tool_use_result":{"stdout":"H1: Rust\nSubtitle: Rust is blazingly fast and memory-efficient: with no runtime or\ngarbage collector, it can power performance-critical services, run on\nembedded devices, and easily integrate with other languages.","stderr":"","interrupted":false,"isImage":false,"noOutputExpected":false}}
{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_014qpbwH8K6BZ1sLx94Lhnzc","type":"message","role":"assistant","content":[{"type":"text","text":"Wikipedia's infobox selector needs adjustment. Let me retry:"}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":1044,"cache_read_input_tokens":15944,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":1044},"output_tokens":1,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"ddc0ca15-1c74-4279-8b83-8e944aa57526","uuid":"743809af-3411-472e-a4e6-f0e9da9ea911"}
{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_014qpbwH8K6BZ1sLx94Lhnzc","type":"message","role":"assistant","content":[{"type":"tool_use","id":"toolu_0173dgi3QR2yNjfhjUJudwg8","name":"Bash","input":{"command":"cat > /tmp/wiki_rust2.js << 'EOF'\nconst page = await browser.newPage();\nawait page.goto('https://en.wikipedia.org/wiki/Rust_(programming_language)');\nawait page.waitForSelector('.infobox');\nconst result = await page.evaluate(() => {\n  const cells = document.querySelectorAll('.infobox td, .infobox th');\n  let foundDesigner = false;\n  for (const cell of cells) {\n    if (foundDesigner) return cell.textContent.trim();\n    if (cell.textContent.includes('Designed by')) foundDesigner = true;\n  }\n  // fallback: get all infobox text\n  return document.querySelector('.infobox')?.innerText?.slice(0, 800);\n});\nconsole.log(result);\nawait page.close();\nEOF\ndev-browser --headless --browser axi-bench-dev-browser-multi_site_research-run4 run /tmp/wiki_rust2.js","description":"Retry Wikipedia scrape for designer field"},"caller":{"type":"direct"}}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":1044,"cache_read_input_tokens":15944,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":1044},"output_tokens":1,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"ddc0ca15-1c74-4279-8b83-8e944aa57526","uuid":"dd6dc468-1c6f-4489-950a-d9be0842243f"}
{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_0173dgi3QR2yNjfhjUJudwg8","type":"tool_result","content":"Rust\n\nParadigms\tConcurrentfunctionalgenericimperativestructured\nDeveloper\tThe Rust Team\nFirst appeared\tJanuary 19, 2012; 14 years ago\n\nStable release\t\n1.94.1[1]  / March 26, 2026; 7 days ago\n\nTyping discipline\tAffineinferrednominalstaticstrong\nImplementation language\tOCaml (2006–2011)\nRust (2012–present)\nPlatform\tCross-platform[note 1]\nOS\tCross-platform[note 2]\nLicense\tMIT, Apache 2.0[note 3]\nFilename extensions\t.rs, .rlib\nWebsite\trust-lang.org\nInfluenced by\nAlefBETACLUC#C++CycloneElmErlangHaskellHermesLimboMesaNapierNewsqueakNIL[note 4]OCamlRubySatherSchemeStandard MLSwift[7][8]\nInfluenced\nIdris[9]Project Verona[10]SPARK[11]Swift[12]V[13]Zig[14]Gleam[15]","is_error":false}]},"parent_tool_use_id":null,"session_id":"ddc0ca15-1c74-4279-8b83-8e944aa57526","uuid":"f02fd6fa-3f02-4e80-a5fb-212a9276a4fe","timestamp":"2026-04-03T09:37:20.318Z","tool_use_result":{"stdout":"Rust\n\nParadigms\tConcurrentfunctionalgenericimperativestructured\nDeveloper\tThe Rust Team\nFirst appeared\tJanuary 19, 2012; 14 years ago\n\nStable release\t\n1.94.1[1]  / March 26, 2026; 7 days ago\n\nTyping discipline\tAffineinferrednominalstaticstrong\nImplementation language\tOCaml (2006–2011)\nRust (2012–present)\nPlatform\tCross-platform[note 1]\nOS\tCross-platform[note 2]\nLicense\tMIT, Apache 2.0[note 3]\nFilename extensions\t.rs, .rlib\nWebsite\trust-lang.org\nInfluenced by\nAlefBETACLUC#C++CycloneElmErlangHaskellHermesLimboMesaNapierNewsqueakNIL[note 4]OCamlRubySatherSchemeStandard MLSwift[7][8]\nInfluenced\nIdris[9]Project Verona[10]SPARK[11]Swift[12]V[13]Zig[14]Gleam[15]","stderr":"","interrupted":false,"isImage":false,"noOutputExpected":false}}
{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_013ojmNifesW2p7oh3vq3JU8","type":"message","role":"assistant","content":[{"type":"thinking","thinking":"The infobox shows \"Developer: The Rust Team\" but not a specific \"Designed by\" field. Let me check more carefully - Rust was originally designed by Graydon Hoare. Let me look for that in the article.","signature":" "}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":624,"cache_read_input_tokens":16988,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":624},"output_tokens":8,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"ddc0ca15-1c74-4279-8b83-8e944aa57526","uuid":"142e486f-3f18-42ec-af92-fbf9d554fbc5"}
{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_013ojmNifesW2p7oh3vq3JU8","type":"message","role":"assistant","content":[{"type":"text","text":"The infobox shows \"Developer\" but not a separate \"Designed by\" entry. Let me grab the introductory text for the original designer:"}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":624,"cache_read_input_tokens":16988,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":624},"output_tokens":8,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"ddc0ca15-1c74-4279-8b83-8e944aa57526","uuid":"b3776b02-bc5a-404b-ac99-b7f8d41c8cc8"}
{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_013ojmNifesW2p7oh3vq3JU8","type":"message","role":"assistant","content":[{"type":"tool_use","id":"toolu_0189VaWwYqUge3YtmJe7XLJN","name":"Bash","input":{"command":"cat > /tmp/wiki_rust3.js << 'EOF'\nconst page = await browser.newPage();\nawait page.goto('https://en.wikipedia.org/wiki/Rust_(programming_language)');\nawait page.waitForSelector('#mw-content-text');\nconst intro = await page.evaluate(() => {\n  const paras = document.querySelectorAll('#mw-content-text .mw-parser-output > p');\n  for (const p of paras) {\n    if (p.textContent.trim().length > 50) return p.textContent.trim();\n  }\n});\nconsole.log(intro);\nawait page.close();\nEOF\ndev-browser --headless --browser axi-bench-dev-browser-multi_site_research-run4 run /tmp/wiki_rust3.js","description":"Get Wikipedia intro paragraph for Rust designer"},"caller":{"type":"direct"}}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":624,"cache_read_input_tokens":16988,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":624},"output_tokens":8,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"ddc0ca15-1c74-4279-8b83-8e944aa57526","uuid":"cad8221d-0513-4851-9bf8-e00fae257207"}
{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_0189VaWwYqUge3YtmJe7XLJN","type":"tool_result","content":"Rust is a general-purpose programming language. It is noted for its emphasis on performance, type safety, concurrency, and memory safety.","is_error":false}]},"parent_tool_use_id":null,"session_id":"ddc0ca15-1c74-4279-8b83-8e944aa57526","uuid":"a2456615-75a5-45ec-bd47-fe64e2f25f27","timestamp":"2026-04-03T09:37:26.793Z","tool_use_result":{"stdout":"Rust is a general-purpose programming language. It is noted for its emphasis on performance, type safety, concurrency, and memory safety.","stderr":"","interrupted":false,"isImage":false,"noOutputExpected":false}}
{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_01MgabtCBytnME4B7sYupzes","type":"message","role":"assistant","content":[{"type":"tool_use","id":"toolu_01V5mRGPJhdnxG4YTmxLKqNG","name":"Bash","input":{"command":"cat > /tmp/wiki_rust4.js << 'EOF'\nconst page = await browser.newPage();\nawait page.goto('https://en.wikipedia.org/wiki/Rust_(programming_language)');\nawait page.waitForSelector('#mw-content-text');\nconst text = await page.evaluate(() => {\n  const paras = document.querySelectorAll('#mw-content-text .mw-parser-output > p');\n  return Array.from(paras).slice(0,5).map(p => p.textContent.trim()).join('\\n---\\n');\n});\nconsole.log(text);\nawait page.close();\nEOF\ndev-browser --headless --browser axi-bench-dev-browser-multi_site_research-run4 run /tmp/wiki_rust4.js","description":"Get first 5 Wikipedia paragraphs to find designer mention"},"caller":{"type":"direct"}}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":413,"cache_read_input_tokens":17612,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":413},"output_tokens":69,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"ddc0ca15-1c74-4279-8b83-8e944aa57526","uuid":"d33b01c4-44a2-4da4-b743-cc75433882c3"}
{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01V5mRGPJhdnxG4YTmxLKqNG","type":"tool_result","content":"---\nRust is a general-purpose programming language. It is noted for its emphasis on performance, type safety, concurrency, and memory safety.\n---\nRust supports multiple programming paradigms. It was influenced by ideas from functional programming, including immutability, higher-order functions, algebraic data types, and pattern matching. It also supports object-oriented programming via structs, enums, traits, and methods. Rust is noted for enforcing memory safety (i.e., that all references point to valid memory) without a conventional garbage collector; instead, memory safety errors and data races are prevented by the \"borrow checker\", which tracks the object lifetime of references at compile time.\n---\nSoftware developer Graydon Hoare created Rust in 2006 while working at Mozilla, 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 Rust Foundation in February 2021.\n---\nRust has been adopted by many software projects, especially web services and system software. It has been studied academically and has a growing community of developers.","is_error":false}]},"parent_tool_use_id":null,"session_id":"ddc0ca15-1c74-4279-8b83-8e944aa57526","uuid":"5b2ae192-0f72-4e6b-919b-7daefca0e0be","timestamp":"2026-04-03T09:37:30.995Z","tool_use_result":{"stdout":"---\nRust is a general-purpose programming language. It is noted for its emphasis on performance, type safety, concurrency, and memory safety.\n---\nRust supports multiple programming paradigms. It was influenced by ideas from functional programming, including immutability, higher-order functions, algebraic data types, and pattern matching. It also supports object-oriented programming via structs, enums, traits, and methods. Rust is noted for enforcing memory safety (i.e., that all references point to valid memory) without a conventional garbage collector; instead, memory safety errors and data races are prevented by the \"borrow checker\", which tracks the object lifetime of references at compile time.\n---\nSoftware developer Graydon Hoare created Rust in 2006 while working at Mozilla, 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 Rust Foundation in February 2021.\n---\nRust has been adopted by many software projects, especially web services and system software. It has been studied academically and has a growing community of developers.","stderr":"","interrupted":false,"isImage":false,"noOutputExpected":false}}
{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_01VJ54HFY75MbenZjbDBVuJ3","type":"message","role":"assistant","content":[{"type":"text","text":"Got everything. Here's the research summary:\n\n---\n\n## Rust Programming Language — Research Summary\n\n### 1. Wikipedia — Designer\n**Graydon Hoare** created Rust in 2006 while working at Mozilla. Mozilla officially sponsored the project in 2009. The current developer is listed as \"The Rust Team.\"\n\n### 2. GitHub (`rust-lang/rust`) — Star Count\n**112k stars**\n\n### 3. rust-lang.org — Tagline / Main Description\n> *\"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.\"*"}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":555,"cache_read_input_tokens":18025,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":555},"output_tokens":1,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"ddc0ca15-1c74-4279-8b83-8e944aa57526","uuid":"0c54b050-8b21-482e-a839-e7c8fc72cbd3"}
{"type":"result","subtype":"success","is_error":false,"duration_ms":31650,"duration_api_ms":30583,"num_turns":7,"result":"Got everything. Here's the research summary:\n\n---\n\n## Rust Programming Language — Research Summary\n\n### 1. Wikipedia — Designer\n**Graydon Hoare** created Rust in 2006 while working at Mozilla. Mozilla officially sponsored the project in 2009. The current developer is listed as \"The Rust Team.\"\n\n### 2. GitHub (`rust-lang/rust`) — Star Count\n**112k stars**\n\n### 3. rust-lang.org — Tagline / Main Description\n> *\"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.\"*","stop_reason":"end_turn","session_id":"ddc0ca15-1c74-4279-8b83-8e944aa57526","total_cost_usd":0.09115335000000001,"usage":{"input_tokens":6,"cache_creation_input_tokens":9977,"cache_read_input_tokens":77172,"output_tokens":2038,"server_tool_use":{"web_search_requests":0,"web_fetch_requests":0},"service_tier":"standard","cache_creation":{"ephemeral_1h_input_tokens":9977,"ephemeral_5m_input_tokens":0},"inference_geo":"","iterations":[],"speed":"standard"},"modelUsage":{"claude-sonnet-4-6":{"inputTokens":6,"outputTokens":2038,"cacheReadInputTokens":77172,"cacheCreationInputTokens":9977,"webSearchRequests":0,"costUSD":0.09115335000000001,"contextWindow":200000,"maxOutputTokens":32000}},"permission_denials":[],"fast_mode_state":"off","uuid":"2c3d08a4-29bb-4628-bd39-0abb747a2174"}
