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{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_01TbnU9yTLdbc7o7SDuvH8yf","type":"message","role":"assistant","content":[{"type":"thinking","thinking":"Let me use the dev-browser CLI to navigate to these URLs and report the results.","signature":"Eo0CClsIDBgCKkBJqqgh/Ymg8bdYRVpxR7aCqj89ThJvxrjUhGsl8tWHgi488WxarYxL25UxYJ15TZo2R406e0ptt87A4Xch6eKTMhFjbGF1ZGUtc29ubmV0LTQtNjgAEgyMNY6vUODDHHubWRAaDDhatkX1u0dHS7jeYSIwjv7RO75x3QnOn0J8wrtvfcxyT8WQlKiOiS5O0xRRwCmGW1o/CC4lmlesllwyxTJTKmCF824bVYxFiBjvZ2zvj6xhuvttEVfXDOUcv+DBj+QOzfABxPGep9q1RXoRdG4Q+8koGnDJcnqjcMXj/cSQpPpSceCqWyBOSTng2PZNIbJ0zh/msDx550geFRNVm8qF4yMYAQ=="}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":2,"cache_creation_input_tokens":7295,"cache_read_input_tokens":8603,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":7295},"output_tokens":8,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"94d49965-7f08-4ddf-8e53-7347cd1e19f3","uuid":"432ba0f1-4693-4132-93ee-bbcd2e948d69"}
{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_01TbnU9yTLdbc7o7SDuvH8yf","type":"message","role":"assistant","content":[{"type":"tool_use","id":"toolu_014YtZ8iqeLVduA7EaSwAh4G","name":"Bash","input":{"command":"cat << 'EOF' > /tmp/navigate_404.js\nconst page = await browser.newPage();\n\n// Navigate to 404 page\nconsole.log(\"=== Navigating to https://httpbin.org/status/404 ===\");\nconst response1 = await page.goto('https://httpbin.org/status/404', { waitUntil: 'networkidle0' });\nconsole.log(\"Status:\", response1.status());\nconsole.log(\"Status text:\", response1.statusText());\nconst content1 = await page.content();\nconsole.log(\"Page content:\", content1.substring(0, 500));\n\n// Navigate to HTML page\nconsole.log(\"\\n=== Navigating to https://httpbin.org/html ===\");\nconst response2 = await page.goto('https://httpbin.org/html', { waitUntil: 'networkidle0' });\nconsole.log(\"Status:\", response2.status());\nconst content2 = await page.evaluate(() => document.body.innerText);\nconsole.log(\"Page text content:\", content2.substring(0, 1000));\n\nawait page.close();\nEOF\ndev-browser --headless --browser axi-bench-dev-browser-navigate_404-run2 run /tmp/navigate_404.js","description":"Navigate to 404 and HTML pages, report results"},"caller":{"type":"direct"}}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":2,"cache_creation_input_tokens":7295,"cache_read_input_tokens":8603,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":7295},"output_tokens":8,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"94d49965-7f08-4ddf-8e53-7347cd1e19f3","uuid":"5eafb78b-9161-4df6-bba2-691a1aa3a865"}
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{"type":"user","message":{"role":"user","content":[{"tool_use_id":"toolu_014YtZ8iqeLVduA7EaSwAh4G","type":"tool_result","content":"=== Navigating to https://httpbin.org/status/404 ===\nStatus: 404\nStatus text: \nPage content: <html><head></head><body></body></html>\n\n=== Navigating to https://httpbin.org/html ===\nStatus: 200\nPage text content: Herman Melville - Moby-Dick\n\nAvailing himself of the mild, summer-cool weather that now reigned in these latitudes, and in preparation for the peculiarly active pursuits shortly to be anticipated, Perth, the begrimed, blistered old blacksmith, had not removed his portable forge to the hold again, after concluding his contributory work for Ahab's leg, but still retained it on deck, fast lashed to ringbolts by the foremast; being now almost incessantly invoked by the headsmen, and harpooneers, and bowsmen to do some little job for them; altering, or repairing, or new shaping their various weapons and boat furniture. Often he would be surrounded by an eager circle, all waiting to be served; holding boat-spades, pike-heads, harpoons, and lances, and jealously watching his every sooty movement, as he toiled. Nevertheless, this old man's was a patient hammer wielded by a patient arm. No murmur, no impatience, no petulance did come from him. Silent, slow, and solemn; bowing over still further","is_error":false}]},"parent_tool_use_id":null,"session_id":"94d49965-7f08-4ddf-8e53-7347cd1e19f3","uuid":"09a2132e-71ca-4e4a-9f12-d3115af22292","timestamp":"2026-04-03T09:17:02.126Z","tool_use_result":{"stdout":"=== Navigating to https://httpbin.org/status/404 ===\nStatus: 404\nStatus text: \nPage content: <html><head></head><body></body></html>\n\n=== Navigating to https://httpbin.org/html ===\nStatus: 200\nPage text content: Herman Melville - Moby-Dick\n\nAvailing himself of the mild, summer-cool weather that now reigned in these latitudes, and in preparation for the peculiarly active pursuits shortly to be anticipated, Perth, the begrimed, blistered old blacksmith, had not removed his portable forge to the hold again, after concluding his contributory work for Ahab's leg, but still retained it on deck, fast lashed to ringbolts by the foremast; being now almost incessantly invoked by the headsmen, and harpooneers, and bowsmen to do some little job for them; altering, or repairing, or new shaping their various weapons and boat furniture. Often he would be surrounded by an eager circle, all waiting to be served; holding boat-spades, pike-heads, harpoons, and lances, and jealously watching his every sooty movement, as he toiled. Nevertheless, this old man's was a patient hammer wielded by a patient arm. No murmur, no impatience, no petulance did come from him. Silent, slow, and solemn; bowing over still further","stderr":"","interrupted":false,"isImage":false,"noOutputExpected":false}}
{"type":"assistant","message":{"model":"claude-sonnet-4-6","id":"msg_019xcgb9n1KCgtq5BwFecvKc","type":"message","role":"assistant","content":[{"type":"text","text":"Here's what I found:\n\n**https://httpbin.org/status/404**\n- **Error: HTTP 404 Not Found** — the server returned a 404 status code, indicating the resource does not exist. The page body was empty (`<html><head></head><body></body></html>`).\n\n**https://httpbin.org/html**\n- **Status: 200 OK** — browsing works normally after the 404. The page contains an excerpt from *Herman Melville's Moby-Dick*, describing the old blacksmith Perth working on deck repairing weapons and equipment for the crew.\n\nThe 404 error did not affect subsequent navigation — the browser continued to function normally."}],"stop_reason":null,"stop_sequence":null,"stop_details":null,"usage":{"input_tokens":1,"cache_creation_input_tokens":755,"cache_read_input_tokens":15898,"cache_creation":{"ephemeral_5m_input_tokens":0,"ephemeral_1h_input_tokens":755},"output_tokens":1,"service_tier":"standard","inference_geo":"not_available"},"context_management":null},"parent_tool_use_id":null,"session_id":"94d49965-7f08-4ddf-8e53-7347cd1e19f3","uuid":"5d508623-f295-48fe-8d95-22096d3e5588"}
{"type":"result","subtype":"success","is_error":false,"duration_ms":12957,"duration_api_ms":10297,"num_turns":2,"result":"Here's what I found:\n\n**https://httpbin.org/status/404**\n- **Error: HTTP 404 Not Found** — the server returned a 404 status code, indicating the resource does not exist. The page body was empty (`<html><head></head><body></body></html>`).\n\n**https://httpbin.org/html**\n- **Status: 200 OK** — browsing works normally after the 404. The page contains an excerpt from *Herman Melville's Moby-Dick*, describing the old blacksmith Perth working on deck repairing weapons and equipment for the crew.\n\nThe 404 error did not affect subsequent navigation — the browser continued to function normally.","stop_reason":"end_turn","session_id":"94d49965-7f08-4ddf-8e53-7347cd1e19f3","total_cost_usd":0.0461718,"usage":{"input_tokens":3,"cache_creation_input_tokens":8050,"cache_read_input_tokens":24501,"output_tokens":575,"server_tool_use":{"web_search_requests":0,"web_fetch_requests":0},"service_tier":"standard","cache_creation":{"ephemeral_1h_input_tokens":8050,"ephemeral_5m_input_tokens":0},"inference_geo":"","iterations":[],"speed":"standard"},"modelUsage":{"claude-sonnet-4-6":{"inputTokens":3,"outputTokens":575,"cacheReadInputTokens":24501,"cacheCreationInputTokens":8050,"webSearchRequests":0,"costUSD":0.0461718,"contextWindow":200000,"maxOutputTokens":32000}},"permission_denials":[],"fast_mode_state":"off","uuid":"f212c070-9b6d-439c-a528-b552efa28d7a"}
