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{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_01XHqqY4dRhcPSoS5nuEW3dh","type":"message","role":"assistant","content":[{"type":"thinking","thinking":"Let me navigate to the Wikipedia articles for Python and JavaScript.","signature":"EoECClsIDBgCKkBSh8UxCp+rHvXtPdH6sK/vKXb0BXTFBmZ67bnqzyXv43+maBE9YKmxolOzqKJdHBJets6RPVEXOeC2mXW9rvSyMhFjbGF1ZGUtc29ubmV0LTQtNjgAEgxw6pBDbg83YtWX9t0aDF1HzOqXiQZdV8SCViIwLIgvTBnd46n2GpsvkafdLLS5okHmKvKy/sQu4Im6D3fbvz3lKzzr/7KKaphsukTAKlTeBX9J1M05yJgvIJjPiiAJqxKwrBj2A2bGvWfj5PYLMCJbASONqD/PzIzWOxHmHg6e1cCmBWhzd9Gkfqr1Brffjt3BtqPkLwBFflxW/4mnYcBkZ+0YAQ=="}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":3,"cache_creation_input_tokens":991,"cache_read_input_tokens":16197,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":991},"output_tokens":0,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"c5354c47-fc14-4241-823a-33128f79107b","uuid":"623f701f-58f8-4709-b1e0-81dc7ba2a4e4"}
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{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01PpT8Ht99H1UX7M5YJp13Yw","type":"tool_result","content":[{"type":"text","text":"## Pages\n1: about:blank\n2: https://en.wikipedia.org/wiki/Python_(programming_language) [selected]"}]}]},"parent_tool_use_id":null,"session_id":"c5354c47-fc14-4241-823a-33128f79107b","uuid":"48c4a9c6-bdec-467a-9176-ae908aaa5659","timestamp":"2026-04-03T10:21:48.413Z","tool_use_result":[{"type":"text","text":"## Pages\n1: about:blank\n2: https://en.wikipedia.org/wiki/Python_(programming_language) [selected]"}]}
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{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01SSJDPYrJVddzbJuxhBwuKC","type":"tool_result","content":[{"type":"text","text":"Script ran on page and returned:\n```json\nnull\n```"}]}]},"parent_tool_use_id":null,"session_id":"c5354c47-fc14-4241-823a-33128f79107b","uuid":"afe252be-3476-42d0-bf5b-0f62f350a434","timestamp":"2026-04-03T10:21:53.715Z","tool_use_result":[{"type":"text","text":"Script ran on page and returned:\n```json\nnull\n```"}]}
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{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_0175YpLRyWcMiVny65nK7UXi","type":"tool_result","content":[{"type":"text","text":"Script ran on page and returned:\n```json\n[\"Python\",\"Paradigm\",\"Designed by\",\"Developer\",\"First appeared\",\"Stable release\",\"Typing discipline\",\"Memory management\",\"OS\",\"License\",\"Filename extensions\",\"Website\",\"Major implementations\",\"Dialects\",\"Influenced by\",\"Influenced\"]\n```"}]}]},"parent_tool_use_id":null,"session_id":"c5354c47-fc14-4241-823a-33128f79107b","uuid":"b156a3ee-90fb-482a-89c5-570297942f51","timestamp":"2026-04-03T10:21:56.165Z","tool_use_result":[{"type":"text","text":"Script ran on page and returned:\n```json\n[\"Python\",\"Paradigm\",\"Designed by\",\"Developer\",\"First appeared\",\"Stable release\",\"Typing discipline\",\"Memory management\",\"OS\",\"License\",\"Filename extensions\",\"Website\",\"Major implementations\",\"Dialects\",\"Influenced by\",\"Influenced\"]\n```"}]}
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{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_012LcWjWKUkZwdq9dLZHnoNT","type":"tool_result","content":[{"type":"text","text":"Script ran on page and returned:\n```json\nnull\n```"}]}]},"parent_tool_use_id":null,"session_id":"c5354c47-fc14-4241-823a-33128f79107b","uuid":"fca26836-c761-4f80-a02c-b25c23ac2946","timestamp":"2026-04-03T10:21:59.275Z","tool_use_result":[{"type":"text","text":"Script ran on page and returned:\n```json\nnull\n```"}]}
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{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_0143jwubfMhqagcjoKWEDFg4","type":"tool_result","content":[{"type":"text","text":"Script ran on page and returned:\n```json\nnull\n```"}]}]},"parent_tool_use_id":null,"session_id":"c5354c47-fc14-4241-823a-33128f79107b","uuid":"cb2d137e-87c3-4a86-9f0e-8ab98304a707","timestamp":"2026-04-03T10:22:02.967Z","tool_use_result":[{"type":"text","text":"Script ran on page and returned:\n```json\nnull\n```"}]}
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{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_019V7MhsVZb6RVs66hCGoKvL","type":"tool_result","content":[{"type":"text","text":"Script ran on page and returned:\n```json\n\"not found\"\n```"}]}]},"parent_tool_use_id":null,"session_id":"c5354c47-fc14-4241-823a-33128f79107b","uuid":"da2839d4-5073-4c7f-90df-98241c120fc1","timestamp":"2026-04-03T10:22:06.123Z","tool_use_result":[{"type":"text","text":"Script ran on page and returned:\n```json\n\"not found\"\n```"}]}
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{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01SnV9WbUbGi8fcsCbz2hsZ9","type":"tool_result","content":[{"type":"text","text":"Script ran on page and returned:\n```json\n[\"Python\",\"\",\"ParadigmMulti-paradigm: object-oriented,[1] procedural (imperative), functional, structured, reflect\",\"Designed byGuido van Rossum\",\"DeveloperPython Software Foundation\"]\n```"}]}]},"parent_tool_use_id":null,"session_id":"c5354c47-fc14-4241-823a-33128f79107b","uuid":"101c6e1a-eaa4-4750-96fb-6f8f847d2d5f","timestamp":"2026-04-03T10:22:10.242Z","tool_use_result":[{"type":"text","text":"Script ran on page and returned:\n```json\n[\"Python\",\"\",\"ParadigmMulti-paradigm: object-oriented,[1] procedural (imperative), functional, structured, reflect\",\"Designed byGuido van Rossum\",\"DeveloperPython Software Foundation\"]\n```"}]}
{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_01KQRu76vBTxxx12mN46bLVz","type":"message","role":"assistant","content":[{"type":"text","text":"Python is designed by **Guido van Rossum**. Now let me check JavaScript."}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":255,"cache_read_input_tokens":18606,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":255},"output_tokens":1,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"c5354c47-fc14-4241-823a-33128f79107b","uuid":"23a8d133-10ff-4f10-9870-f39933fbca83"}
{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_01KQRu76vBTxxx12mN46bLVz","type":"message","role":"assistant","content":[{"type":"tool_use","id":"toolu_01LLW3b14UMaV3nKSjKB1T2d","name":"mcp__chrome-devtools__navigate_page","input":{"type":"url","url":"https://en.wikipedia.org/wiki/JavaScript"},"caller":{"type":"direct"}}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":255,"cache_read_input_tokens":18606,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":255},"output_tokens":1,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"c5354c47-fc14-4241-823a-33128f79107b","uuid":"295b79f3-c9a5-41ad-bfc1-61314bc7a201"}
{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_01LLW3b14UMaV3nKSjKB1T2d","type":"tool_result","content":[{"type":"text","text":"Successfully navigated to https://en.wikipedia.org/wiki/JavaScript.\n## Pages\n1: about:blank\n2: https://en.wikipedia.org/wiki/JavaScript [selected]"}]}]},"parent_tool_use_id":null,"session_id":"c5354c47-fc14-4241-823a-33128f79107b","uuid":"51b04ee5-d406-4e0a-bd2e-b6fb7ea67d66","timestamp":"2026-04-03T10:22:13.591Z","tool_use_result":[{"type":"text","text":"Successfully navigated to https://en.wikipedia.org/wiki/JavaScript.\n## Pages\n1: about:blank\n2: https://en.wikipedia.org/wiki/JavaScript [selected]"}]}
{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_01BTow6G4Hz6JuJy771UXved","type":"message","role":"assistant","content":[{"type":"tool_use","id":"toolu_015swCEaEnegBWUprNK6TGq9","name":"mcp__chrome-devtools__evaluate_script","input":{"function":"() => {\n  const rows = document.querySelectorAll('.infobox tr');\n  for (const row of rows) {\n    const th = row.querySelector('th');\n    if (th && th.textContent.trim() === 'Designed by') {\n      return row.textContent.trim();\n    }\n  }\n  return Array.from(rows).slice(0,6).map(r => r.textContent.trim().substring(0,100));\n}"},"caller":{"type":"direct"}}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":3,"cache_creation_input_tokens":269,"cache_read_input_tokens":18861,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":269},"output_tokens":5,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"c5354c47-fc14-4241-823a-33128f79107b","uuid":"dbed5daa-1871-4e39-ae21-64da1e794c2e"}
{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_015swCEaEnegBWUprNK6TGq9","type":"tool_result","content":[{"type":"text","text":"Script ran on page and returned:\n```json\n[\"JavaScript\",\"Screenshot of JavaScript source code\",\"ParadigmsMulti-paradigm: event-driven, functional, imperative, procedural, object-oriented\",\"FamilyECMAScript\",\"Designed byBrendan Eich of Netscape first; then others contributed to ECMAScript standard\",\"First appeared4 December 1995; 30 years ago (1995-12-04)[1]\"]\n```"}]}]},"parent_tool_use_id":null,"session_id":"c5354c47-fc14-4241-823a-33128f79107b","uuid":"541dd7a1-a09a-495e-b7f4-d8254554cbf2","timestamp":"2026-04-03T10:22:16.572Z","tool_use_result":[{"type":"text","text":"Script ran on page and returned:\n```json\n[\"JavaScript\",\"Screenshot of JavaScript source code\",\"ParadigmsMulti-paradigm: event-driven, functional, imperative, procedural, object-oriented\",\"FamilyECMAScript\",\"Designed byBrendan Eich of Netscape first; then others contributed to ECMAScript standard\",\"First appeared4 December 1995; 30 years ago (1995-12-04)[1]\"]\n```"}]}
{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_01F5ZSTBwohAoTgovYwRQtzf","type":"message","role":"assistant","content":[{"type":"text","text":"Here are the designers from both Wikipedia articles:\n\n- **Python**: Designed by **Guido van Rossum**\n- **JavaScript**: Designed by **Brendan Eich** (of Netscape; others later contributed to the ECMAScript standard)"}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":291,"cache_read_input_tokens":19130,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":291},"output_tokens":1,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"c5354c47-fc14-4241-823a-33128f79107b","uuid":"a80c7a0a-1743-4a23-bd29-442a8afb1f4d"}
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