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Release Notes

v1.0.0 -- OSS Self-Hosted Release

March 2026

Initial open-source release of Preclinical as a self-hosted platform.

  • Self-hosted via Docker Compose (Postgres + App)
  • LangGraph-based tester and grader agents
  • Five provider integrations: OpenAI, Vapi, LiveKit, Pipecat, Browser Use Cloud
  • Browser testing runs through Browser Use Cloud with persisted profiles for repeat runs
  • Full REST API for programmatic test execution
  • SSE-based live updates via PG LISTEN/NOTIFY
  • Configurable turn limits and model selection

Repository: https://github.com/Mentat-Lab/preclinical