Tracedrift is a lightweight Python library for tracing execution and diagnosing divergences in LLM-powered agent chains. It captures detailed traces, helps identify where agent behavior deviates from expected paths, and stores data in SQLite for easy analysis. Designed for developers building and debugging complex LLM agent applications.
tracedrift sits in PulseGate's LLM eval & observability category. It focuses on debugging and understanding where and why LLM agent chains diverge or fail during execution. tracedrift is an open-source project aimed at developers. The project is open source (MIT). It ships for the command line.
tracedrift first shipped in 2026. Among its 3 catalogued features are LLM tracing, divergence diagnosis, and SQLite backend.
Summary written by a language model from the project’s public pages.
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