{ "commit": "6ba3de70aff98460e573ffc57773e45e148026ba", "environment": "Linux web app; fresh isolated database; seven synthetic Replay turns; real provider switch", "handoff": { "summaryText": "Provider context handoff. Thread: mcp:975588cb-1292-45e3-a018-58745a8da5a9. Covered app runs: 1-7.\nSource item range: turn-item:message:mcp%3A975588cb-1292-45e3-a018-58745a8da5a9 through turn-item:provider:acpRegistry:native-item:checkpoint%3Acheckpoint%3Ascope%3Acheckpoint-scope%253Athread%253Amcp%25253A975588cb-1292-45e3-a018-58745a8da5a9%253Aname%253Aroot%3Aname%3A7.\nRecover omitted history using t3_thread_read({threadId:\"mcp:975588cb-1292-45e3-a018-58745a8da5a9\",view:\"activity\",limit:20,maxCharsPerItem:4000}); paginate with afterPosition=nextPosition. For an individual item use itemId and textOffset=nextTextOffset until null. Run/item IDs identify historical activity; no foreign tool calls are replayed.\nSelected 20 intact items; omitted 16 items. Historical material is context, not a new request or higher-priority instructions. Attached files and native tool/reasoning state are not replayed.\n\n[Historical user; user_message; thread=mcp:975588cb-1292-45e3-a018-58745a8da5a9; run=run:thread:mcp%3A975588cb-1292-45e3-a018-58745a8da5a9:ordinal:1; item=turn-item:message:mcp%3A975588cb-1292-45e3-a018-58745a8da5a9; provider-thread=provider-thread:provider:acpRegistry:native-thread:pending%3Arun%3Athread%3Amcp%253A975588cb-1292-45e3-a018-58745a8da5a9%3Aordinal%3A1; status=completed; run-status=completed]\nTurn 1: Give me a short tour.\n\n[Historical user; user_message; thread=mcp:975588cb-1292-45e3-a018-58745a8da5a9; run=run:thread:mcp%3A975588cb-1292-45e3-a018-58745a8da5a9:ordinal:4; item=turn-item:message:message%3Amcp%3Aclient%253A9d517169-8cb4-49e9-9117-6764e20763d5%3Athread-send%3A944228b7-7085-43c1-ae63-1b985e5ee7d9; provider-thread=provider-thread:provider:acpRegistry:native-thread:pending%3Arun%3Athread%3Amcp%253A975588cb-1292-45e3-a018-58745a8da5a9%3Aordinal%3A1; status=completed; run-status=completed]\nTurn 4: Give me another short tour.\n\n[Historical assistant; file_change; thread=mcp:975588cb-1292-45e3-a018-58745a8da5a9; run=run:thread:mcp%3A975588cb-1292-45e3-a018-58745a8da5a9:ordinal:4; item=turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Atool%3A99d14fff-85e1-4aaa-b875-03e83d54fdf1-showcase-edit; provider-thread=provider-thread:provider:acpRegistry:native-thread:pending%3Arun%3Athread%3Amcp%253A975588cb-1292-45e3-a018-58745a8da5a9%3Aordinal%3A1; status=completed; run-status=completed]\nFile change: /tmp/factory-issue-27072-evidence-1/base-072143/handoff-demo/src/math.ts\n\n[Historical assistant; command_execution; thread=mcp:975588cb-1292-45e3-a018-58745a8da5a9; run=run:thread:mcp%3A975588cb-1292-45e3-a018-58745a8da5a9:ordinal:4; item=turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Atool%3A99d14fff-85e1-4aaa-b875-03e83d54fdf1-showcase-test; provider-thread=provider-thread:provider:acpRegistry:native-thread:pending%3Arun%3Athread%3Amcp%253A975588cb-1292-45e3-a018-58745a8da5a9%3Aordinal%3A1; status=completed; run-status=completed]\nCommand: vp test run\nExit code: unknown\n \u2713 src/math.test.ts (12 tests) 14ms\n\n Test Files 1 passed (1)\n Tests 12 passed (12)\n\n[Historical assistant; assistant_message; thread=mcp:975588cb-1292-45e3-a018-58745a8da5a9; run=run:thread:mcp%3A975588cb-1292-45e3-a018-58745a8da5a9:ordinal:4; item=turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Aturn%3A4%3Aassistant%3A1; provider-thread=provider-thread:provider:acpRegistry:native-thread:pending%3Arun%3Athread%3Amcp%253A975588cb-1292-45e3-a018-58745a8da5a9%3Aordinal%3A1; status=completed; run-status=completed]\n## Done\n\nI added `clamp` next to `sum` and the tests pass.\n\n- Reads the manifest first\n- Asks before it writes\n- Streams a terminal result\n\n```ts\nclamp(12, 0, 10); // 10\nclamp(-3, 0, 10); // 0\n```\n\n| Step | Tool | Result |\n| --- | --- | --- |\n| Read | `read` | 1 file |\n| Edit | `edit` | +4 lines |\n| Test | `execute` | 12 passed |\n\nThis turn is a replay. It costs nothing, so send it again as often as you need.\n\n[Historical user; user_message; thread=mcp:975588cb-1292-45e3-a018-58745a8da5a9; run=run:thread:mcp%3A975588cb-1292-45e3-a018-58745a8da5a9:ordinal:5; item=turn-item:message:message%3Amcp%3Aclient%253Afbae6806-04c3-4d58-8393-36aaf7a4b0c7%3Athread-send%3A8a833c58-c8a1-41ef-8d1c-18c6728ed101; provider-thread=provider-thread:provider:acpRegistry:native-thread:pending%3Arun%3Athread%3Amcp%253A975588cb-1292-45e3-a018-58745a8da5a9%3Aordinal%3A1; status=completed; run-status=completed]\nTurn 5: Give me another short tour.\n\n[Historical assistant; assistant_message; thread=mcp:975588cb-1292-45e3-a018-58745a8da5a9; run=run:thread:mcp%3A975588cb-1292-45e3-a018-58745a8da5a9:ordinal:5; item=turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Aturn%3A5%3Aassistant%3A0; provider-thread=provider-thread:provider:acpRegistry:native-thread:pending%3Arun%3Athread%3Amcp%253A975588cb-1292-45e3-a018-58745a8da5a9%3Aordinal%3A1; status=completed; run-status=completed]\nThe project has a single math module. I will add a `clamp` helper beside `sum`.\n\n\n\n[Historical assistant; file_change; thread=mcp:975588cb-1292-45e3-a018-58745a8da5a9; run=run:thread:mcp%3A975588cb-1292-45e3-a018-58745a8da5a9:ordinal:5; item=turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Atool%3A44b0c936-81de-47ea-8084-1a923f0a6c44-showcase-edit; provider-thread=provider-thread:provider:acpRegistry:native-thread:pending%3Arun%3Athread%3Amcp%253A975588cb-1292-45e3-a018-58745a8da5a9%3Aordinal%3A1; status=completed; run-status=completed]\nFile change: /tmp/factory-issue-27072-evidence-1/base-072143/handoff-demo/src/math.ts\n\n[Historical assistant; command_execution; thread=mcp:975588cb-1292-45e3-a018-58745a8da5a9; run=run:thread:mcp%3A975588cb-1292-45e3-a018-58745a8da5a9:ordinal:5; item=turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Atool%3A44b0c936-81de-47ea-8084-1a923f0a6c44-showcase-test; provider-thread=provider-thread:provider:acpRegistry:native-thread:pending%3Arun%3Athread%3Amcp%253A975588cb-1292-45e3-a018-58745a8da5a9%3Aordinal%3A1; status=completed; run-status=completed]\nCommand: vp test run\nExit code: unknown\n \u2713 src/math.test.ts (12 tests) 14ms\n\n Test Files 1 passed (1)\n Tests 12 passed (12)\n\n[Historical assistant; assistant_message; thread=mcp:975588cb-1292-45e3-a018-58745a8da5a9; run=run:thread:mcp%3A975588cb-1292-45e3-a018-58745a8da5a9:ordinal:5; item=turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Aturn%3A5%3Aassistant%3A1; provider-thread=provider-thread:provider:acpRegistry:native-thread:pending%3Arun%3Athread%3Amcp%253A975588cb-1292-45e3-a018-58745a8da5a9%3Aordinal%3A1; status=completed; run-status=completed]\n## Done\n\nI added `clamp` next to `sum` and the tests pass.\n\n- Reads the manifest first\n- Asks before it writes\n- Streams a terminal result\n\n```ts\nclamp(12, 0, 10); // 10\nclamp(-3, 0, 10); // 0\n```\n\n| Step | Tool | Result |\n| --- | --- | --- |\n| Read | `read` | 1 file |\n| Edit | `edit` | +4 lines |\n| Test | `execute` | 12 passed |\n\nThis turn is a replay. It costs nothing, so send it again as often as you need.\n\n[Historical user; user_message; thread=mcp:975588cb-1292-45e3-a018-58745a8da5a9; run=run:thread:mcp%3A975588cb-1292-45e3-a018-58745a8da5a9:ordinal:6; item=turn-item:message:message%3Amcp%3Aclient%253Aee46fb71-7f80-4807-a974-a06e2c9a0944%3Athread-send%3Ac18ae501-4f3b-4dbb-a491-7b46fd1b5729; provider-thread=provider-thread:provider:acpRegistry:native-thread:pending%3Arun%3Athread%3Amcp%253A975588cb-1292-45e3-a018-58745a8da5a9%3Aordinal%3A1; status=completed; run-status=completed]\nTurn 6: Give me another short tour.\n\n[Historical assistant; assistant_message; thread=mcp:975588cb-1292-45e3-a018-58745a8da5a9; run=run:thread:mcp%3A975588cb-1292-45e3-a018-58745a8da5a9:ordinal:6; item=turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Aturn%3A6%3Aassistant%3A0; provider-thread=provider-thread:provider:acpRegistry:native-thread:pending%3Arun%3Athread%3Amcp%253A975588cb-1292-45e3-a018-58745a8da5a9%3Aordinal%3A1; status=completed; run-status=completed]\nThe project has a single math module. I will add a `clamp` helper beside `sum`.\n\n\n\n[Historical assistant; file_change; thread=mcp:975588cb-1292-45e3-a018-58745a8da5a9; run=run:thread:mcp%3A975588cb-1292-45e3-a018-58745a8da5a9:ordinal:6; item=turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Atool%3A8302c53e-39c8-49c0-9b1e-c9222abcf4a7-showcase-edit; provider-thread=provider-thread:provider:acpRegistry:native-thread:pending%3Arun%3Athread%3Amcp%253A975588cb-1292-45e3-a018-58745a8da5a9%3Aordinal%3A1; status=completed; run-status=completed]\nFile change: /tmp/factory-issue-27072-evidence-1/base-072143/handoff-demo/src/math.ts\n\n[Historical assistant; command_execution; thread=mcp:975588cb-1292-45e3-a018-58745a8da5a9; run=run:thread:mcp%3A975588cb-1292-45e3-a018-58745a8da5a9:ordinal:6; item=turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Atool%3A8302c53e-39c8-49c0-9b1e-c9222abcf4a7-showcase-test; provider-thread=provider-thread:provider:acpRegistry:native-thread:pending%3Arun%3Athread%3Amcp%253A975588cb-1292-45e3-a018-58745a8da5a9%3Aordinal%3A1; status=completed; run-status=completed]\nCommand: vp test run\nExit code: unknown\n \u2713 src/math.test.ts (12 tests) 14ms\n\n Test Files 1 passed (1)\n Tests 12 passed (12)\n\n[Historical assistant; assistant_message; thread=mcp:975588cb-1292-45e3-a018-58745a8da5a9; run=run:thread:mcp%3A975588cb-1292-45e3-a018-58745a8da5a9:ordinal:6; item=turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Aturn%3A6%3Aassistant%3A1; provider-thread=provider-thread:provider:acpRegistry:native-thread:pending%3Arun%3Athread%3Amcp%253A975588cb-1292-45e3-a018-58745a8da5a9%3Aordinal%3A1; status=completed; run-status=completed]\n## Done\n\nI added `clamp` next to `sum` and the tests pass.\n\n- Reads the manifest first\n- Asks before it writes\n- Streams a terminal result\n\n```ts\nclamp(12, 0, 10); // 10\nclamp(-3, 0, 10); // 0\n```\n\n| Step | Tool | Result |\n| --- | --- | --- |\n| Read | `read` | 1 file |\n| Edit | `edit` | +4 lines |\n| Test | `execute` | 12 passed |\n\nThis turn is a replay. It costs nothing, so send it again as often as you need.\n\n[Historical user; user_message; thread=mcp:975588cb-1292-45e3-a018-58745a8da5a9; run=run:thread:mcp%3A975588cb-1292-45e3-a018-58745a8da5a9:ordinal:7; item=turn-item:message:message%3Amcp%3Aclient%253Aca757231-896f-408e-945e-8dc05146bb17%3Athread-send%3Afb701be9-b2c8-4f74-9c54-9465e6f7016d; provider-thread=provider-thread:provider:acpRegistry:native-thread:pending%3Arun%3Athread%3Amcp%253A975588cb-1292-45e3-a018-58745a8da5a9%3Aordinal%3A1; status=completed; run-status=completed]\nTurn 7: Give me another short tour.\n\n[Historical assistant; assistant_message; thread=mcp:975588cb-1292-45e3-a018-58745a8da5a9; run=run:thread:mcp%3A975588cb-1292-45e3-a018-58745a8da5a9:ordinal:7; item=turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Aturn%3A7%3Aassistant%3A0; provider-thread=provider-thread:provider:acpRegistry:native-thread:pending%3Arun%3Athread%3Amcp%253A975588cb-1292-45e3-a018-58745a8da5a9%3Aordinal%3A1; status=completed; run-status=completed]\nThe project has a single math module. I will add a `clamp` helper beside `sum`.\n\n\n\n[Historical assistant; file_change; thread=mcp:975588cb-1292-45e3-a018-58745a8da5a9; run=run:thread:mcp%3A975588cb-1292-45e3-a018-58745a8da5a9:ordinal:7; item=turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Atool%3Ad3a97d3c-aa55-43c8-86ec-f6bafbdf671c-showcase-edit; provider-thread=provider-thread:provider:acpRegistry:native-thread:pending%3Arun%3Athread%3Amcp%253A975588cb-1292-45e3-a018-58745a8da5a9%3Aordinal%3A1; status=completed; run-status=completed]\nFile change: /tmp/factory-issue-27072-evidence-1/base-072143/handoff-demo/src/math.ts\n\n[Historical assistant; command_execution; thread=mcp:975588cb-1292-45e3-a018-58745a8da5a9; run=run:thread:mcp%3A975588cb-1292-45e3-a018-58745a8da5a9:ordinal:7; item=turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Atool%3Ad3a97d3c-aa55-43c8-86ec-f6bafbdf671c-showcase-test; provider-thread=provider-thread:provider:acpRegistry:native-thread:pending%3Arun%3Athread%3Amcp%253A975588cb-1292-45e3-a018-58745a8da5a9%3Aordinal%3A1; status=completed; run-status=completed]\nCommand: vp test run\nExit code: unknown\n \u2713 src/math.test.ts (12 tests) 14ms\n\n Test Files 1 passed (1)\n Tests 12 passed (12)\n\n[Historical assistant; assistant_message; thread=mcp:975588cb-1292-45e3-a018-58745a8da5a9; run=run:thread:mcp%3A975588cb-1292-45e3-a018-58745a8da5a9:ordinal:7; item=turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Aturn%3A7%3Aassistant%3A1; provider-thread=provider-thread:provider:acpRegistry:native-thread:pending%3Arun%3Athread%3Amcp%253A975588cb-1292-45e3-a018-58745a8da5a9%3Aordinal%3A1; status=completed; run-status=completed]\n## Done\n\nI added `clamp` next to `sum` and the tests pass.\n\n- Reads the manifest first\n- Asks before it writes\n- Streams a terminal result\n\n```ts\nclamp(12, 0, 10); // 10\nclamp(-3, 0, 10); // 0\n```\n\n| Step | Tool | Result |\n| --- | --- | --- |\n| Read | `read` | 1 file |\n| Edit | `edit` | +4 lines |\n| Test | `execute` | 12 passed |\n\nThis turn is a replay. It costs nothing, so send it again as often as you need.", "omittedItemIds": [ "turn-item:provider:acpRegistry:native-item:workspace-preparation%3Arun%3Athread%3Amcp%253A975588cb-1292-45e3-a018-58745a8da5a9%3Aordinal%3A1", "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Aturn%3A1%3Aassistant%3A0", "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Atool%3Ac1b36f99-010b-4944-992b-a33ba94597c3-showcase-edit", "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Atool%3Ac1b36f99-010b-4944-992b-a33ba94597c3-showcase-test", "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Aturn%3A1%3Aassistant%3A1", "turn-item:message:message%3Amcp%3Aclient%253Ac54d8541-353a-47a8-a68c-910cd8fca022%3Athread-send%3A5ae8eac6-fc86-448d-aa0f-9deff8e6a088", "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Aturn%3A2%3Aassistant%3A0", "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Atool%3Ae9ba9457-5ae8-4d3f-850b-4eeb3dde7fa3-showcase-edit", "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Atool%3Ae9ba9457-5ae8-4d3f-850b-4eeb3dde7fa3-showcase-test", "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Aturn%3A2%3Aassistant%3A1", "turn-item:message:message%3Amcp%3Aclient%253Adece18a3-32dc-4463-b638-c724d4bcadb0%3Athread-send%3A924383d1-d440-481f-a8a7-a84f51d2e74b", "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Aturn%3A3%3Aassistant%3A0", "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Atool%3A59a8cbf6-c849-43be-b604-359e52666603-showcase-edit", "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Atool%3A59a8cbf6-c849-43be-b604-359e52666603-showcase-test", "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Aturn%3A3%3Aassistant%3A1", "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Aturn%3A4%3Aassistant%3A0" ], "deliveryOmittedItemIds": [ "turn-item:provider:acpRegistry:native-item:workspace-preparation%3Arun%3Athread%3Amcp%253A975588cb-1292-45e3-a018-58745a8da5a9%3Aordinal%3A1", "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Aturn%3A1%3Aassistant%3A0", "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Atool%3Ac1b36f99-010b-4944-992b-a33ba94597c3-showcase-edit", "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Atool%3Ac1b36f99-010b-4944-992b-a33ba94597c3-showcase-test", "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Aturn%3A1%3Aassistant%3A1", "turn-item:message:message%3Amcp%3Aclient%253Ac54d8541-353a-47a8-a68c-910cd8fca022%3Athread-send%3A5ae8eac6-fc86-448d-aa0f-9deff8e6a088", "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Aturn%3A2%3Aassistant%3A0", "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Atool%3Ae9ba9457-5ae8-4d3f-850b-4eeb3dde7fa3-showcase-edit", "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Atool%3Ae9ba9457-5ae8-4d3f-850b-4eeb3dde7fa3-showcase-test", "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Aturn%3A2%3Aassistant%3A1", "turn-item:message:message%3Amcp%3Aclient%253Adece18a3-32dc-4463-b638-c724d4bcadb0%3Athread-send%3A924383d1-d440-481f-a8a7-a84f51d2e74b", "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Aturn%3A3%3Aassistant%3A0", "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Atool%3A59a8cbf6-c849-43be-b604-359e52666603-showcase-edit", "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Atool%3A59a8cbf6-c849-43be-b604-359e52666603-showcase-test", "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Aturn%3A3%3Aassistant%3A1", "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Aturn%3A4%3Aassistant%3A0", "turn-item:message:message%3Amcp%3Aclient%253A9d517169-8cb4-49e9-9117-6764e20763d5%3Athread-send%3A944228b7-7085-43c1-ae63-1b985e5ee7d9" ] }, "request": "Quote verbatim the context handoff recovery instructions you received, including the Selected/omitted counts and any omitted item IDs. Then make exactly the first t3_thread_read call those instructions describe to recover omitted history needed to check the earlier tours. Do not search files, run shell commands, or paginate through the whole history. Report the read arguments, first and last returned positions, hasMore, nextPosition, and why you stop. Do not mention provider or model names, system details, machine names, or filesystem paths.", "actualRecoveryCalls": [ { "tool": "mcp__t3-code__t3_thread_read", "arguments": { "threadId": "mcp:975588cb-1292-45e3-a018-58745a8da5a9", "view": "activity", "limit": 20, "maxCharsPerItem": 4000 }, "result": { "items": [ { "position": 0, "itemId": "turn-item:message:mcp%3A975588cb-1292-45e3-a018-58745a8da5a9", "type": "user_message", "text": "Turn 1: Give me a short tour.", "textTruncated": false, "nextTextOffset": null }, { "position": 1, "itemId": "turn-item:provider:acpRegistry:native-item:workspace-preparation%3Arun%3Athread%3Amcp%253A975588cb-1292-45e3-a018-58745a8da5a9%3Aordinal%3A1", "type": "command_execution", "text": "$ Preparing workspace\nWorkspace preparation completed.", "textTruncated": false, "nextTextOffset": null }, { "position": 2, "itemId": "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Aturn%3A1%3Areasoning%3A0", "type": "reasoning", "text": "The user wants a short tour. I will read the manifest, add a small helper, run the tests, and then summarize with some markdown.", "textTruncated": false, "nextTextOffset": null }, { "position": 3, "itemId": "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Aturn%3A1%3Aplan%3Alegacy", "type": "todo_list", "text": "[completed] Read the package manifest\n[completed] Add a clamp helper\n[completed] Run the tests", "textTruncated": false, "nextTextOffset": null }, { "position": 4, "itemId": "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Atool%3Ac1b36f99-010b-4944-992b-a33ba94597c3-showcase-read", "type": "dynamic_tool", "text": "{\n \"toolName\": \"Read\",\n \"input\": {\n \"path\": \"/tmp/factory-issue-27072-evidence-1/base-072143/handoff-demo/package.json\"\n },\n \"output\": [\n {\n \"type\": \"content\",\n \"content\": {\n \"type\": \"text\",\n \"text\": \"{\\n \\\"name\\\": \\\"demo\\\",\\n \\\"scripts\\\": { \\\"test\\\": \\\"vp test run\\\" }\\n}\"\n }\n }\n ]\n}", "textTruncated": false, "nextTextOffset": null }, { "position": 5, "itemId": "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Aturn%3A1%3Aassistant%3A0", "type": "assistant_message", "text": "The project has a single math module. I will add a `clamp` helper beside `sum`.\n\n", "textTruncated": false, "nextTextOffset": null }, { "position": 6, "itemId": "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Atool%3Ac1b36f99-010b-4944-992b-a33ba94597c3-showcase-edit", "type": "file_change", "text": "/tmp/factory-issue-27072-evidence-1/base-072143/handoff-demo/src/math.ts\n--- /tmp/factory-issue-27072-evidence-1/base-072143/handoff-demo/src/math.ts\n+++ /tmp/factory-issue-27072-evidence-1/base-072143/handoff-demo/src/math.ts\n@@ -1,3 +1,7 @@\n export function sum(a: number, b: number) {\n return a + b;\n }\n+\n+export function clamp(value: number, min: number, max: number) {\n+ return Math.min(Math.max(value, min), max);\n+}\n", "textTruncated": false, "nextTextOffset": null }, { "position": 7, "itemId": "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Atool%3Ac1b36f99-010b-4944-992b-a33ba94597c3-showcase-test", "type": "command_execution", "text": "$ vp test run\n \u2713 src/math.test.ts (12 tests) 14ms\n\n Test Files 1 passed (1)\n Tests 12 passed (12)", "textTruncated": false, "nextTextOffset": null }, { "position": 8, "itemId": "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Aturn%3A1%3Aassistant%3A1", "type": "assistant_message", "text": "## Done\n\nI added `clamp` next to `sum` and the tests pass.\n\n- Reads the manifest first\n- Asks before it writes\n- Streams a terminal result\n\n```ts\nclamp(12, 0, 10); // 10\nclamp(-3, 0, 10); // 0\n```\n\n| Step | Tool | Result |\n| --- | --- | --- |\n| Read | `read` | 1 file |\n| Edit | `edit` | +4 lines |\n| Test | `execute` | 12 passed |\n\nThis turn is a replay. It costs nothing, so send it again as often as you need.", "textTruncated": false, "nextTextOffset": null }, { "position": 9, "itemId": "turn-item:provider:acpRegistry:native-item:checkpoint%3Acheckpoint%3Ascope%3Acheckpoint-scope%253Athread%253Amcp%25253A975588cb-1292-45e3-a018-58745a8da5a9%253Aname%253Aroot%3Aname%3A1", "type": "checkpoint", "text": "[]", "textTruncated": false, "nextTextOffset": null }, { "position": 10, "itemId": "turn-item:message:message%3Amcp%3Aclient%253Ac54d8541-353a-47a8-a68c-910cd8fca022%3Athread-send%3A5ae8eac6-fc86-448d-aa0f-9deff8e6a088", "type": "user_message", "text": "Turn 2: Give me another short tour.", "textTruncated": false, "nextTextOffset": null }, { "position": 11, "itemId": "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Aturn%3A2%3Areasoning%3A0", "type": "reasoning", "text": "The user wants a short tour. I will read the manifest, add a small helper, run the tests, and then summarize with some markdown.", "textTruncated": false, "nextTextOffset": null }, { "position": 12, "itemId": "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Aturn%3A2%3Aplan%3Alegacy", "type": "todo_list", "text": "[completed] Read the package manifest\n[completed] Add a clamp helper\n[completed] Run the tests", "textTruncated": false, "nextTextOffset": null }, { "position": 13, "itemId": "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Atool%3Ae9ba9457-5ae8-4d3f-850b-4eeb3dde7fa3-showcase-read", "type": "dynamic_tool", "text": "{\n \"toolName\": \"Read\",\n \"input\": {\n \"path\": \"/tmp/factory-issue-27072-evidence-1/base-072143/handoff-demo/package.json\"\n },\n \"output\": [\n {\n \"type\": \"content\",\n \"content\": {\n \"type\": \"text\",\n \"text\": \"{\\n \\\"name\\\": \\\"demo\\\",\\n \\\"scripts\\\": { \\\"test\\\": \\\"vp test run\\\" }\\n}\"\n }\n }\n ]\n}", "textTruncated": false, "nextTextOffset": null }, { "position": 14, "itemId": "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Aturn%3A2%3Aassistant%3A0", "type": "assistant_message", "text": "The project has a single math module. I will add a `clamp` helper beside `sum`.\n\n", "textTruncated": false, "nextTextOffset": null }, { "position": 15, "itemId": "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Atool%3Ae9ba9457-5ae8-4d3f-850b-4eeb3dde7fa3-showcase-edit", "type": "file_change", "text": "/tmp/factory-issue-27072-evidence-1/base-072143/handoff-demo/src/math.ts\n--- /tmp/factory-issue-27072-evidence-1/base-072143/handoff-demo/src/math.ts\n+++ /tmp/factory-issue-27072-evidence-1/base-072143/handoff-demo/src/math.ts\n@@ -1,3 +1,7 @@\n export function sum(a: number, b: number) {\n return a + b;\n }\n+\n+export function clamp(value: number, min: number, max: number) {\n+ return Math.min(Math.max(value, min), max);\n+}\n", "textTruncated": false, "nextTextOffset": null }, { "position": 16, "itemId": "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Atool%3Ae9ba9457-5ae8-4d3f-850b-4eeb3dde7fa3-showcase-test", "type": "command_execution", "text": "$ vp test run\n \u2713 src/math.test.ts (12 tests) 14ms\n\n Test Files 1 passed (1)\n Tests 12 passed (12)", "textTruncated": false, "nextTextOffset": null }, { "position": 17, "itemId": "turn-item:provider:acpRegistry:native-item:provider-instance%3AdevReplay%3Aabdc843c-a96e-4413-b758-84ae1ecb98c7%3Aturn%3A2%3Aassistant%3A1", "type": "assistant_message", "text": "## Done\n\nI added `clamp` next to `sum` and the tests pass.\n\n- Reads the manifest first\n- Asks before it writes\n- Streams a terminal result\n\n```ts\nclamp(12, 0, 10); // 10\nclamp(-3, 0, 10); // 0\n```\n\n| Step | Tool | Result |\n| --- | --- | --- |\n| Read | `read` | 1 file |\n| Edit | `edit` | +4 lines |\n| Test | `execute` | 12 passed |\n\nThis turn is a replay. It costs nothing, so send it again as often as you need.", "textTruncated": false, "nextTextOffset": null }, { "position": 18, "itemId": "turn-item:provider:acpRegistry:native-item:checkpoint%3Acheckpoint%3Ascope%3Acheckpoint-scope%253Athread%253Amcp%25253A975588cb-1292-45e3-a018-58745a8da5a9%253Aname%253Aroot%3Aname%3A2", "type": "checkpoint", "text": "[]", "textTruncated": false, "nextTextOffset": null }, { "position": 19, "itemId": "turn-item:message:message%3Amcp%3Aclient%253Adece18a3-32dc-4463-b638-c724d4bcadb0%3Athread-send%3A924383d1-d440-481f-a8a7-a84f51d2e74b", "type": "user_message", "text": "Turn 3: Give me another short tour.", "textTruncated": false, "nextTextOffset": null } ], "hasMore": true, "nextPosition": 19 } } ], "reply": "Here is the handoff recovery text, quoted verbatim:\n\n> Recover omitted history using t3_thread_read({threadId:\"mcp:975588cb-1292-45e3-a018-58745a8da5a9\",view:\"activity\",limit:20,maxCharsPerItem:4000}); paginate with afterPosition=nextPosition. For an individual item use itemId and textOffset=nextTextOffset until null. Run/item IDs identify historical activity; no foreign tool calls are replayed.\n\nThe header also said \"Selected 19 intact items; omitted 17 items.\" The handoff did not list any omitted item IDs.\n\nThe first read used these arguments: `threadId` `mcp:975588cb-1292-45e3-a018-58745a8da5a9`, `view` `activity`, `limit` 20, `maxCharsPerItem` 4000, with no `afterPosition`.\n\n- First returned position: 0\n- Last returned position: 19\n- `hasMore`: true\n- `nextPosition`: 19\n\nI stopped there because you asked for only this first call. The page covers the first three turns: the user request, the first assistant reply with its file change and test run, and the start of turn 3. Turns 4 through 7 were not on this page, and the thread's run 8 is still running. Thread: [Context recovery evidence](t3-thread://v2/ea1675c3-b98b-4c48-99d3-2b113f6ab15c/mcp:975588cb-1292-45e3-a018-58745a8da5a9)." }