Strata open-sourced tool lets developers inspect and search coding agent sessions

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The team behind Stele has open-sourced Strata, a session infrastructure tool that normalizes data generated by coding agents across different platforms. Coding agents typically store session data — including prompts, responses, tool calls, token usage, and cost — in incompatible formats, making it difficult to review past activity. Strata addresses this by providing a unified CLI and TypeScript API that works with agents such as Claude Code, Cursor, GitHub Copilot CLI, Gemini CLI, and several others. The tool allows developers to search past sessions, inspect transcripts, replay agent trajectories, and monitor running agents in real time. All data remains local with no telemetry, and the project is released under the MIT license.

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