{"version": 2, "width": 120, "height": 48, "title": "Thread background work MCP evidence"}
[0.04, "o", "Real server MCP evidence | commit 23e418c94e2e1f0e60dc07f22a86f4b3c343b92e\r\n"]
[0.04, "o", "Environment: Linux; isolated fresh database; synthetic project; deterministic ACP agent.\r\n"]
[0.04, "o", "1. Parent calls delegate_task(mode=\"async\"); child waits at an explicit release gate.\r\n"]
[0.04, "o", "2. Parent turn ended; delegated child still running.\r\n"]
[0.04, "o", "t3_thread_read: {\r\n  \"threadId\": \"mcp:5dcdecb4-82df-417e-a41c-32d9f7c8ed4c\",\r\n  \"title\": \"Parent background work\",\r\n  \"status\": \"completed\",\r\n  \"activeRunId\": null,\r\n  \"blockedOnThreadWait\": false,\r\n  \"pendingBackgroundTasks\": [\r\n    {\r\n      \"taskId\": \"turn-item:delegated-task:command%3Amcp%3Af072980b-510b-45f9-9a8d-8c11af4cc97d%3Adelegate-task%3A8d9f9f05-dbca-4129-a7bc-2febc6f24819\",\r\n      \"kind\": \"subagent\",\r\n      \"description\": \"Pending child\",\r\n      \"childThreadId\": \"thread:delegated-task:command%3Amcp%3Af072980b-510b-45f9-9a8d-8c11af4cc97d%3Adelegate-task%3A8d9f9f05-dbca-4129-a7bc-2febc6f24819\"\r\n    }\r\n  ]\r\n}\r\n"]
[0.049, "o", "t3_thread_list (parent): {\r\n  \"threadId\": \"mcp:5dcdecb4-82df-417e-a41c-32d9f7c8ed4c\",\r\n  \"title\": \"Parent background work\",\r\n  \"status\": \"waiting\",\r\n  \"blockedOnThreadWait\": false,\r\n  \"pendingBackgroundTasks\": [\r\n    {\r\n      \"taskId\": \"turn-item:delegated-task:command%3Amcp%3Af072980b-510b-45f9-9a8d-8c11af4cc97d%3Adelegate-task%3A8d9f9f05-dbca-4129-a7bc-2febc6f24819\",\r\n      \"kind\": \"subagent\",\r\n      \"description\": \"Pending child\",\r\n      \"childThreadId\": \"thread:delegated-task:command%3Amcp%3Af072980b-510b-45f9-9a8d-8c11af4cc97d%3Adelegate-task%3A8d9f9f05-dbca-4129-a7bc-2febc6f24819\"\r\n    }\r\n  ]\r\n}\r\n"]
[0.049, "o", "Latest parent run status: completed\r\n"]
[0.049, "o", "3. Release child and wait for the parent to handle its completion.\r\n"]
[1.26, "o", "4. Same MCP calls after completion is handled.\r\n"]
[1.26, "o", "t3_thread_read: {\r\n  \"threadId\": \"mcp:5dcdecb4-82df-417e-a41c-32d9f7c8ed4c\",\r\n  \"title\": \"Parent background work\",\r\n  \"status\": \"completed\",\r\n  \"activeRunId\": null,\r\n  \"blockedOnThreadWait\": false,\r\n  \"pendingBackgroundTasks\": []\r\n}\r\n"]
[1.332, "o", "t3_thread_list (parent): {\r\n  \"threadId\": \"mcp:5dcdecb4-82df-417e-a41c-32d9f7c8ed4c\",\r\n  \"title\": \"Parent background work\",\r\n  \"status\": \"completed\",\r\n  \"blockedOnThreadWait\": false,\r\n  \"pendingBackgroundTasks\": []\r\n}\r\n"]
[1.332, "o", "Latest parent run status: completed\r\n"]