{
  "started_at": "2026-02-22T14:36:46.108822",
  "completed_at": "2026-02-22T14:36:57.222941",
  "runs": [
    {
      "agent": "harness",
      "model_alias": "gpt52",
      "task_id": "hb-multi-file-01",
      "task_category": "multi_file",
      "task_difficulty": "medium",
      "resolved": false,
      "duration_seconds": 1.7,
      "error": "",
      "output": "Traceback (most recent call last):\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/bin/harness\", line 10, in <module>\n    sys.exit(cli())\n             ~~~^^\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1485, in __call__\n    return self.main(*args, **kwargs)\n           ~~~~~~~~~^^^^^^^^^^^^^^^^^\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1406, in main\n    rv = self.invoke(ctx)\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1851, in invoke\n    rv = super().invoke(ctx)\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1269, in invoke\n    return ctx.invoke(self.callback, **ctx.params)\n           ~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 824, in invoke\n    return callback(*args, **kwargs)\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/decorators.py\", line 34, in new_func\n    return f(get_current_context(), *args, **kwargs)\n  File \"/Users/huetuanthi/dev/agents/harness/src/harness/cli/main.py\", line 126, in cli\n    asyncio.run(_run_agent(\n    ~~~~~~~~~~~^^^^^^^^^^^^\n        prompt_text,\n        ^^^^^^^^^^^^\n    ...<9 lines>...\n        interactive=interactive,\n        ^^^^^^^^^^^^^^^^^^^^^^^^\n    ))\n    ^^\n  File \"/Users/huetuanthi/.local/share/uv/python/cpython-3.13.5-macos-aarch64-none/lib/python3.13/asyncio/runners.py\", line 195, in run\n    return runner.run(main)\n           ~~~~~~~~~~^^^^^^\n  File \"/Users/huetuanthi/.local/share/uv/python/cpython-3.13.5-macos-aarch64-none/lib/python3.13/asyncio/runners.py\", line 118, in run\n    return self._loop.run_until_complete(task)\n           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n  File \"/Users/huetuanthi/.local/share/uv/python/cpython-3.13.5-macos-aarch64-none/lib/python3.13/asyn"
    },
    {
      "agent": "harness",
      "model_alias": "gpt52",
      "task_id": "hb-recovery-01",
      "task_category": "recovery",
      "task_difficulty": "medium",
      "resolved": false,
      "duration_seconds": 1.1,
      "error": "",
      "output": "Traceback (most recent call last):\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/bin/harness\", line 10, in <module>\n    sys.exit(cli())\n             ~~~^^\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1485, in __call__\n    return self.main(*args, **kwargs)\n           ~~~~~~~~~^^^^^^^^^^^^^^^^^\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1406, in main\n    rv = self.invoke(ctx)\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1851, in invoke\n    rv = super().invoke(ctx)\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1269, in invoke\n    return ctx.invoke(self.callback, **ctx.params)\n           ~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 824, in invoke\n    return callback(*args, **kwargs)\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/decorators.py\", line 34, in new_func\n    return f(get_current_context(), *args, **kwargs)\n  File \"/Users/huetuanthi/dev/agents/harness/src/harness/cli/main.py\", line 126, in cli\n    asyncio.run(_run_agent(\n    ~~~~~~~~~~~^^^^^^^^^^^^\n        prompt_text,\n        ^^^^^^^^^^^^\n    ...<9 lines>...\n        interactive=interactive,\n        ^^^^^^^^^^^^^^^^^^^^^^^^\n    ))\n    ^^\n  File \"/Users/huetuanthi/.local/share/uv/python/cpython-3.13.5-macos-aarch64-none/lib/python3.13/asyncio/runners.py\", line 195, in run\n    return runner.run(main)\n           ~~~~~~~~~~^^^^^^\n  File \"/Users/huetuanthi/.local/share/uv/python/cpython-3.13.5-macos-aarch64-none/lib/python3.13/asyncio/runners.py\", line 118, in run\n    return self._loop.run_until_complete(task)\n           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n  File \"/Users/huetuanthi/.local/share/uv/python/cpython-3.13.5-macos-aarch64-none/lib/python3.13/asyn"
    },
    {
      "agent": "harness",
      "model_alias": "gpt52",
      "task_id": "hb-tool-efficiency-01",
      "task_category": "tools",
      "task_difficulty": "easy",
      "resolved": true,
      "duration_seconds": 0.6,
      "error": "",
      "output": "Traceback (most recent call last):\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/bin/harness\", line 10, in <module>\n    sys.exit(cli())\n             ~~~^^\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1485, in __call__\n    return self.main(*args, **kwargs)\n           ~~~~~~~~~^^^^^^^^^^^^^^^^^\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1406, in main\n    rv = self.invoke(ctx)\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1851, in invoke\n    rv = super().invoke(ctx)\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1269, in invoke\n    return ctx.invoke(self.callback, **ctx.params)\n           ~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 824, in invoke\n    return callback(*args, **kwargs)\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/decorators.py\", line 34, in new_func\n    return f(get_current_context(), *args, **kwargs)\n  File \"/Users/huetuanthi/dev/agents/harness/src/harness/cli/main.py\", line 126, in cli\n    asyncio.run(_run_agent(\n    ~~~~~~~~~~~^^^^^^^^^^^^\n        prompt_text,\n        ^^^^^^^^^^^^\n    ...<9 lines>...\n        interactive=interactive,\n        ^^^^^^^^^^^^^^^^^^^^^^^^\n    ))\n    ^^\n  File \"/Users/huetuanthi/.local/share/uv/python/cpython-3.13.5-macos-aarch64-none/lib/python3.13/asyncio/runners.py\", line 195, in run\n    return runner.run(main)\n           ~~~~~~~~~~^^^^^^\n  File \"/Users/huetuanthi/.local/share/uv/python/cpython-3.13.5-macos-aarch64-none/lib/python3.13/asyncio/runners.py\", line 118, in run\n    return self._loop.run_until_complete(task)\n           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n  File \"/Users/huetuanthi/.local/share/uv/python/cpython-3.13.5-macos-aarch64-none/lib/python3.13/asyn"
    },
    {
      "agent": "harness",
      "model_alias": "gpt52",
      "task_id": "hb-context-01",
      "task_category": "context",
      "task_difficulty": "hard",
      "resolved": false,
      "duration_seconds": 2.7,
      "error": "",
      "output": "Traceback (most recent call last):\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/bin/harness\", line 10, in <module>\n    sys.exit(cli())\n             ~~~^^\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1485, in __call__\n    return self.main(*args, **kwargs)\n           ~~~~~~~~~^^^^^^^^^^^^^^^^^\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1406, in main\n    rv = self.invoke(ctx)\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1851, in invoke\n    rv = super().invoke(ctx)\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1269, in invoke\n    return ctx.invoke(self.callback, **ctx.params)\n           ~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 824, in invoke\n    return callback(*args, **kwargs)\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/decorators.py\", line 34, in new_func\n    return f(get_current_context(), *args, **kwargs)\n  File \"/Users/huetuanthi/dev/agents/harness/src/harness/cli/main.py\", line 126, in cli\n    asyncio.run(_run_agent(\n    ~~~~~~~~~~~^^^^^^^^^^^^\n        prompt_text,\n        ^^^^^^^^^^^^\n    ...<9 lines>...\n        interactive=interactive,\n        ^^^^^^^^^^^^^^^^^^^^^^^^\n    ))\n    ^^\n  File \"/Users/huetuanthi/.local/share/uv/python/cpython-3.13.5-macos-aarch64-none/lib/python3.13/asyncio/runners.py\", line 195, in run\n    return runner.run(main)\n           ~~~~~~~~~~^^^^^^\n  File \"/Users/huetuanthi/.local/share/uv/python/cpython-3.13.5-macos-aarch64-none/lib/python3.13/asyncio/runners.py\", line 118, in run\n    return self._loop.run_until_complete(task)\n           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n  File \"/Users/huetuanthi/.local/share/uv/python/cpython-3.13.5-macos-aarch64-none/lib/python3.13/asyn"
    },
    {
      "agent": "harness",
      "model_alias": "gpt52",
      "task_id": "hb-create-01",
      "task_category": "creation",
      "task_difficulty": "easy",
      "resolved": false,
      "duration_seconds": 1.4,
      "error": "",
      "output": "Traceback (most recent call last):\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/bin/harness\", line 10, in <module>\n    sys.exit(cli())\n             ~~~^^\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1485, in __call__\n    return self.main(*args, **kwargs)\n           ~~~~~~~~~^^^^^^^^^^^^^^^^^\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1406, in main\n    rv = self.invoke(ctx)\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1851, in invoke\n    rv = super().invoke(ctx)\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1269, in invoke\n    return ctx.invoke(self.callback, **ctx.params)\n           ~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 824, in invoke\n    return callback(*args, **kwargs)\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/decorators.py\", line 34, in new_func\n    return f(get_current_context(), *args, **kwargs)\n  File \"/Users/huetuanthi/dev/agents/harness/src/harness/cli/main.py\", line 126, in cli\n    asyncio.run(_run_agent(\n    ~~~~~~~~~~~^^^^^^^^^^^^\n        prompt_text,\n        ^^^^^^^^^^^^\n    ...<9 lines>...\n        interactive=interactive,\n        ^^^^^^^^^^^^^^^^^^^^^^^^\n    ))\n    ^^\n  File \"/Users/huetuanthi/.local/share/uv/python/cpython-3.13.5-macos-aarch64-none/lib/python3.13/asyncio/runners.py\", line 195, in run\n    return runner.run(main)\n           ~~~~~~~~~~^^^^^^\n  File \"/Users/huetuanthi/.local/share/uv/python/cpython-3.13.5-macos-aarch64-none/lib/python3.13/asyncio/runners.py\", line 118, in run\n    return self._loop.run_until_complete(task)\n           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n  File \"/Users/huetuanthi/.local/share/uv/python/cpython-3.13.5-macos-aarch64-none/lib/python3.13/asyn"
    },
    {
      "agent": "harness",
      "model_alias": "gpt52",
      "task_id": "hb-bugfix-01",
      "task_category": "bugfix",
      "task_difficulty": "medium",
      "resolved": false,
      "duration_seconds": 1.0,
      "error": "",
      "output": "Traceback (most recent call last):\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/bin/harness\", line 10, in <module>\n    sys.exit(cli())\n             ~~~^^\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1485, in __call__\n    return self.main(*args, **kwargs)\n           ~~~~~~~~~^^^^^^^^^^^^^^^^^\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1406, in main\n    rv = self.invoke(ctx)\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1851, in invoke\n    rv = super().invoke(ctx)\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1269, in invoke\n    return ctx.invoke(self.callback, **ctx.params)\n           ~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 824, in invoke\n    return callback(*args, **kwargs)\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/decorators.py\", line 34, in new_func\n    return f(get_current_context(), *args, **kwargs)\n  File \"/Users/huetuanthi/dev/agents/harness/src/harness/cli/main.py\", line 126, in cli\n    asyncio.run(_run_agent(\n    ~~~~~~~~~~~^^^^^^^^^^^^\n        prompt_text,\n        ^^^^^^^^^^^^\n    ...<9 lines>...\n        interactive=interactive,\n        ^^^^^^^^^^^^^^^^^^^^^^^^\n    ))\n    ^^\n  File \"/Users/huetuanthi/.local/share/uv/python/cpython-3.13.5-macos-aarch64-none/lib/python3.13/asyncio/runners.py\", line 195, in run\n    return runner.run(main)\n           ~~~~~~~~~~^^^^^^\n  File \"/Users/huetuanthi/.local/share/uv/python/cpython-3.13.5-macos-aarch64-none/lib/python3.13/asyncio/runners.py\", line 118, in run\n    return self._loop.run_until_complete(task)\n           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n  File \"/Users/huetuanthi/.local/share/uv/python/cpython-3.13.5-macos-aarch64-none/lib/python3.13/asyn"
    },
    {
      "agent": "harness",
      "model_alias": "gpt52",
      "task_id": "hb-analyze-01",
      "task_category": "analysis",
      "task_difficulty": "easy",
      "resolved": true,
      "duration_seconds": 0.5,
      "error": "",
      "output": "Traceback (most recent call last):\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/bin/harness\", line 10, in <module>\n    sys.exit(cli())\n             ~~~^^\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1485, in __call__\n    return self.main(*args, **kwargs)\n           ~~~~~~~~~^^^^^^^^^^^^^^^^^\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1406, in main\n    rv = self.invoke(ctx)\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1851, in invoke\n    rv = super().invoke(ctx)\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1269, in invoke\n    return ctx.invoke(self.callback, **ctx.params)\n           ~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 824, in invoke\n    return callback(*args, **kwargs)\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/decorators.py\", line 34, in new_func\n    return f(get_current_context(), *args, **kwargs)\n  File \"/Users/huetuanthi/dev/agents/harness/src/harness/cli/main.py\", line 126, in cli\n    asyncio.run(_run_agent(\n    ~~~~~~~~~~~^^^^^^^^^^^^\n        prompt_text,\n        ^^^^^^^^^^^^\n    ...<9 lines>...\n        interactive=interactive,\n        ^^^^^^^^^^^^^^^^^^^^^^^^\n    ))\n    ^^\n  File \"/Users/huetuanthi/.local/share/uv/python/cpython-3.13.5-macos-aarch64-none/lib/python3.13/asyncio/runners.py\", line 195, in run\n    return runner.run(main)\n           ~~~~~~~~~~^^^^^^\n  File \"/Users/huetuanthi/.local/share/uv/python/cpython-3.13.5-macos-aarch64-none/lib/python3.13/asyncio/runners.py\", line 118, in run\n    return self._loop.run_until_complete(task)\n           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n  File \"/Users/huetuanthi/.local/share/uv/python/cpython-3.13.5-macos-aarch64-none/lib/python3.13/asyn"
    },
    {
      "agent": "harness",
      "model_alias": "gpt52",
      "task_id": "hb-refactor-01",
      "task_category": "refactor",
      "task_difficulty": "medium",
      "resolved": false,
      "duration_seconds": 1.9,
      "error": "",
      "output": "Traceback (most recent call last):\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/bin/harness\", line 10, in <module>\n    sys.exit(cli())\n             ~~~^^\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1485, in __call__\n    return self.main(*args, **kwargs)\n           ~~~~~~~~~^^^^^^^^^^^^^^^^^\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1406, in main\n    rv = self.invoke(ctx)\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1851, in invoke\n    rv = super().invoke(ctx)\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 1269, in invoke\n    return ctx.invoke(self.callback, **ctx.params)\n           ~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/core.py\", line 824, in invoke\n    return callback(*args, **kwargs)\n  File \"/Users/huetuanthi/dev/agents/harness/.venv/lib/python3.13/site-packages/click/decorators.py\", line 34, in new_func\n    return f(get_current_context(), *args, **kwargs)\n  File \"/Users/huetuanthi/dev/agents/harness/src/harness/cli/main.py\", line 126, in cli\n    asyncio.run(_run_agent(\n    ~~~~~~~~~~~^^^^^^^^^^^^\n        prompt_text,\n        ^^^^^^^^^^^^\n    ...<9 lines>...\n        interactive=interactive,\n        ^^^^^^^^^^^^^^^^^^^^^^^^\n    ))\n    ^^\n  File \"/Users/huetuanthi/.local/share/uv/python/cpython-3.13.5-macos-aarch64-none/lib/python3.13/asyncio/runners.py\", line 195, in run\n    return runner.run(main)\n           ~~~~~~~~~~^^^^^^\n  File \"/Users/huetuanthi/.local/share/uv/python/cpython-3.13.5-macos-aarch64-none/lib/python3.13/asyncio/runners.py\", line 118, in run\n    return self._loop.run_until_complete(task)\n           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^\n  File \"/Users/huetuanthi/.local/share/uv/python/cpython-3.13.5-macos-aarch64-none/lib/python3.13/asyn"
    }
  ]
}