MCPMark Trajectory Logs (mcpmark v1 0905) These logs are publicly available for research use. They capture end to end trajectories (prompts, tool calls, and outcomes) for MCPMark tasks across multiple MCP services and models. Contents Each task run produces a trajectory folder containing three files: meta.json : Metadata (task id, model, timestamps, status, etc.) messages.json : Turn by turn exchanges including model thoughts/tool calls execution.log : Key execution time logs Typical structure: Explore Logs in Your Browser For fast browsing and inspection, use the MCPMark Trajectory Explorer. You can drag and drop either a single messages.json or a full trajectory folder (the three files above): Explorer: https://mcpmark.ai/explorer
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