Side: before
Commit: 07242abff3cf2004a703ae631eae1416574a5f30
Provider: claudeAgent; model: claude-sonnet-5-5
Chromium: Google Chrome for Testing 156.0.8078.70 (server-installed chrome-headless-shell)
Machine: fs-06, Linux x86_64; Node 26.12.1; pnpm 12.14.0; vp 1.4.0
State: T3CODE_DEV_SEED=0; fresh checkout-local .t3 database
Transport: actual dev server /mcp via Claude Agent SDK
Page server: http://127.0.0.1:18873; /slow.png stalls 20000ms

[2026-10-27T20:10:58.917Z] CALL
{"type": "tool_use", "id": "toolu_01QVApAEzVpk7ttohDVu3Nwi", "name": "mcp__t3-code__preview_open", "input": {"url": "http://127.0.0.1:18873/simple", "open": false}, "caller": {"type": "direct"}}

[2026-10-27T20:11:06.301Z] RESULT
{"tool_use_id": "toolu_01QVApAEzVpk7ttohDVu3Nwi", "type": "tool_result", "content": "{\"available\":true,\"visible\":false,\"tabId\":\"tab_1_fbcfafe1-7794-48ea-9bb1-d2cd85d9a0f8\",\"url\":\"http://127.0.0.1:18873/simple\",\"title\":\"Simple\",\"loading\":false,\"control\":{\"owner\":\"agent\",\"ownedByCaller\":true,\"generation\":0},\"dialog\":null,\"viewportSetting\":{\"_tag\":\"fill\"},\"viewport\":{\"width\":1280,\"height\":800},\"fileChooser\":null,\"downloads\":[],\"tabs\":[{\"tabId\":\"tab_1_fbcfafe1-7794-48ea-9bb1-d2cd85d9a0f8\",\"url\":\"http://127.0.0.1:18873/simple\",\"owner\":\"agent\",\"ownedByCaller\":true,\"visible\":false,\"profileId\":\"default\"}],\"profiles\":[{\"id\":\"default\",\"name\":\"Default\"},{\"id\":\"incognito\",\"name\":\"Incognito\",\"incognito\":true}],\"defaultProfileId\":\"default\"}"}
RAW TOOL CONTENT:
{"available":true,"visible":false,"tabId":"tab_1_fbcfafe1-7794-48ea-9bb1-d2cd85d9a0f8","url":"http://127.0.0.1:18873/simple","title":"Simple","loading":false,"control":{"owner":"agent","ownedByCaller":true,"generation":0},"dialog":null,"viewportSetting":{"_tag":"fill"},"viewport":{"width":1280,"height":800},"fileChooser":null,"downloads":[],"tabs":[{"tabId":"tab_1_fbcfafe1-7794-48ea-9bb1-d2cd85d9a0f8","url":"http://127.0.0.1:18873/simple","owner":"agent","ownedByCaller":true,"visible":false,"profileId":"default"}],"profiles":[{"id":"default","name":"Default"},{"id":"incognito","name":"Incognito","incognito":true}],"defaultProfileId":"default"}

[2026-10-27T20:11:08.577Z] CALL
{"type": "tool_use", "id": "toolu_01Dj8WDbXdkvt6nqyUT6MDii", "name": "mcp__t3-code__preview_navigate", "input": {"url": "http://127.0.0.1:18873/heavy", "timeoutMs": 4000, "tabId": "tab_1_fbcfafe1-7794-48ea-9bb1-d2cd85d9a0f8"}, "caller": {"type": "direct"}}

[2026-10-27T20:11:08.644Z] CALL
{"type": "tool_use", "id": "toolu_01NQrjvg9BisQCgtcv6VPPCh", "name": "mcp__t3-code__preview_status", "input": {"tabId": "tab_1_fbcfafe1-7794-48ea-9bb1-d2cd85d9a0f8"}, "caller": {"type": "direct"}}

[2026-10-27T20:11:12.634Z] RESULT
{"type": "tool_result", "content": "Preview automation navigate timed out after 4000ms.", "is_error": true, "tool_use_id": "toolu_01Dj8WDbXdkvt6nqyUT6MDii"}
RAW TOOL CONTENT:
Preview automation navigate timed out after 4000ms.

[2026-10-27T20:11:12.669Z] RESULT
{"tool_use_id": "toolu_01NQrjvg9BisQCgtcv6VPPCh", "type": "tool_result", "content": "{\"available\":true,\"visible\":false,\"tabId\":\"tab_1_fbcfafe1-7794-48ea-9bb1-d2cd85d9a0f8\",\"url\":\"http://127.0.0.1:18873/heavy\",\"title\":\"Heavy page\",\"loading\":true,\"control\":{\"owner\":\"agent\",\"ownedByCaller\":true,\"generation\":0},\"dialog\":null,\"viewportSetting\":{\"_tag\":\"fill\"},\"viewport\":{\"width\":1280,\"height\":800},\"fileChooser\":null,\"downloads\":[],\"tabs\":[{\"tabId\":\"tab_1_fbcfafe1-7794-48ea-9bb1-d2cd85d9a0f8\",\"url\":\"http://127.0.0.1:18873/heavy\",\"owner\":\"agent\",\"ownedByCaller\":true,\"visible\":false,\"profileId\":\"default\"}],\"profiles\":[{\"id\":\"default\",\"name\":\"Default\"},{\"id\":\"incognito\",\"name\":\"Incognito\",\"incognito\":true}],\"defaultProfileId\":\"default\"}"}
RAW TOOL CONTENT:
{"available":true,"visible":false,"tabId":"tab_1_fbcfafe1-7794-48ea-9bb1-d2cd85d9a0f8","url":"http://127.0.0.1:18873/heavy","title":"Heavy page","loading":true,"control":{"owner":"agent","ownedByCaller":true,"generation":0},"dialog":null,"viewportSetting":{"_tag":"fill"},"viewport":{"width":1280,"height":800},"fileChooser":null,"downloads":[],"tabs":[{"tabId":"tab_1_fbcfafe1-7794-48ea-9bb1-d2cd85d9a0f8","url":"http://127.0.0.1:18873/heavy","owner":"agent","ownedByCaller":true,"visible":false,"profileId":"default"}],"profiles":[{"id":"default","name":"Default"},{"id":"incognito","name":"Incognito","incognito":true}],"defaultProfileId":"default"}

[2026-10-27T20:11:15.303Z] CALL
{"type": "tool_use", "id": "toolu_01PCWq1PqpoHDNGnTUeM2yD7", "name": "mcp__t3-code__preview_navigate", "input": {"url": "http://127.0.0.1:18873/closed", "timeoutMs": 4000, "tabId": "tab_1_fbcfafe1-7794-48ea-9bb1-d2cd85d9a0f8"}, "caller": {"type": "direct"}}

[2026-10-27T20:11:15.350Z] RESULT
{"type": "tool_result", "content": "Preview automation navigate failed: Navigation to http://127.0.0.1:18873/closed failed: ERR_EMPTY_RESPONSE", "is_error": true, "tool_use_id": "toolu_01PCWq1PqpoHDNGnTUeM2yD7"}
RAW TOOL CONTENT:
Preview automation navigate failed: Navigation to http://127.0.0.1:18873/closed failed: ERR_EMPTY_RESPONSE

[2026-10-27T20:11:17.141Z] CALL
{"type": "tool_use", "id": "toolu_01X8JVUQG4Hyz8L5rNY7GpUs", "name": "mcp__t3-code__preview_navigate", "input": {"url": "http://127.0.0.1:18873/simple", "timeoutMs": 4000, "tabId": "tab_1_fbcfafe1-7794-48ea-9bb1-d2cd85d9a0f8"}, "caller": {"type": "direct"}}

[2026-10-27T20:11:17.275Z] RESULT
{"tool_use_id": "toolu_01X8JVUQG4Hyz8L5rNY7GpUs", "type": "tool_result", "content": "{\"available\":true,\"visible\":false,\"tabId\":\"tab_1_fbcfafe1-7794-48ea-9bb1-d2cd85d9a0f8\",\"url\":\"http://127.0.0.1:18873/simple\",\"title\":\"Simple\",\"loading\":false,\"control\":{\"owner\":\"agent\",\"ownedByCaller\":true,\"generation\":0},\"dialog\":null,\"viewportSetting\":{\"_tag\":\"fill\"},\"viewport\":{\"width\":1280,\"height\":800},\"fileChooser\":null,\"downloads\":[],\"tabs\":[{\"tabId\":\"tab_1_fbcfafe1-7794-48ea-9bb1-d2cd85d9a0f8\",\"url\":\"http://127.0.0.1:18873/simple\",\"owner\":\"agent\",\"ownedByCaller\":true,\"visible\":false,\"profileId\":\"default\"}],\"profiles\":[{\"id\":\"default\",\"name\":\"Default\"},{\"id\":\"incognito\",\"name\":\"Incognito\",\"incognito\":true}],\"defaultProfileId\":\"default\"}"}
RAW TOOL CONTENT:
{"available":true,"visible":false,"tabId":"tab_1_fbcfafe1-7794-48ea-9bb1-d2cd85d9a0f8","url":"http://127.0.0.1:18873/simple","title":"Simple","loading":false,"control":{"owner":"agent","ownedByCaller":true,"generation":0},"dialog":null,"viewportSetting":{"_tag":"fill"},"viewport":{"width":1280,"height":800},"fileChooser":null,"downloads":[],"tabs":[{"tabId":"tab_1_fbcfafe1-7794-48ea-9bb1-d2cd85d9a0f8","url":"http://127.0.0.1:18873/simple","owner":"agent","ownedByCaller":true,"visible":false,"profileId":"default"}],"profiles":[{"id":"default","name":"Default"},{"id":"incognito","name":"Incognito","incognito":true}],"defaultProfileId":"default"}