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trulens releases

Evaluation and Tracking for LLM Experiments and AI Agents

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trulens-2.8.1 Security relevant

library‑skills convention

patches CVE-2026-42208
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trulens-2.8.0 New feature
Notable features
  • Add SchemaValidation: non-LLM programmatic feedback for JSON schema / Pydantic output validation
  • Dashboard Performance: SQL-level aggregation for dashboard leaderboard
  • Batch Evals for TruLens + generalize existing trulens-core code for Run
Full changelog

What's Changed

  • Add SchemaValidation: non-LLM programmatic feedback for JSON schema / Pydantic output validation by @bashward in https://github.com/truera/trulens/pull/2427
  • [fix]Generate testset examples and usage details addition by @lucifertrj in https://github.com/truera/trulens/pull/2384
  • Add OpenAI Agent SDK examples by @sfc-gh-jreini in https://github.com/truera/trulens/pull/2388
  • Dashboard Performance: SQL-level aggregation for dashboard leaderboard by @sfc-gh-jreini in https://github.com/truera/trulens/pull/2396
  • Batch Evals for TruLens + generalize existing trulens-core code for Run by @sfc-gh-jreini in https://github.com/truera/trulens/pull/2391
  • Fast and quiet TruSession startup by @sfc-gh-jreini in https://github.com/truera/trulens/pull/2394
  • Add GOVERNANCE.md and update MAINTAINERS.md by @sfc-gh-jreini in https://github.com/truera/trulens/pull/2401
  • Move contributing guide to CONTRIBUTING.md and add help wanted link by @joshreini1 in https://github.com/truera/trulens/pull/2425

Bug Fixes

  • Bump the npm_and_yarn group across 3 directories with 6 updates by @dependabot[bot] in https://github.com/truera/trulens/pull/2398
  • fix: convert Arrow-backed DataFrame columns to object dtype in run.compute_metrics by @sfc-gh-jreini in https://github.com/truera/trulens/pull/2387
  • Fix CI pipeline timeouts with pip dependency caching by @sfc-gh-jreini in https://github.com/truera/trulens/pull/2395
  • Fix duplicate Alembic revision 11 and relax importlib-resources bound by @sfc-gh-jreini in https://github.com/truera/trulens/pull/2429

New Contributors

  • @bashward made their first contribution in https://github.com/truera/trulens/pull/2427

Full Changelog: https://github.com/truera/trulens/compare/trulens-2.7.2...trulens-2.8.0

trulens-2.7.2 New feature
Notable features
  • Python 3.14 support
  • Password-free Snowflake authentication parameters
  • Cortex model cost tracking updates
trulens-2.7.0 New feature
Notable features
  • Unified Metric class API for evaluations
  • Native OpenTelemetry span integration
  • Backward-compatible deprecation warnings
trulens-2.6.0 New feature
Notable features
  • Postgres database support
  • Agent skills framework for AI coding
  • Evaluation completion waiting
trulens-2.5.3 Mixed
Notable features
  • Direct registration of LangGraph graphs with AI Observability Run
  • Additional Instructions for all feedback functions
  • Trace compression loosening
Full changelog

What Changed

  • Direct registration of LangGraph graph compatibility with AI Observability Run by @sfc-gh-dhuang in https://github.com/truera/trulens/pull/2311
  • Additional Instructions for all feedback functions by @sfc-gh-ajia in https://github.com/truera/trulens/pull/2313
  • Loosen trace compression by @sfc-gh-jreini in https://github.com/truera/trulens/pull/2312

Bug Fixes

  • [Minor fix] Remove staticmethod descriptor for trace_with_run by @sfc-gh-dhuang in https://github.com/truera/trulens/pull/2319
  • Fix mcp span type by @sfc-gh-jreini in https://github.com/truera/trulens/pull/2324
  • Keep host during verification. This also will have downstream effects in that it will use that to build the SQLAlchemy URL. by @sfc-gh-dkurokawa in https://github.com/truera/trulens/pull/2323
  • Fix: Skip instrumentation of non-callable objects (e.g., CallTypes enum) by @debu-sinha in https://github.com/truera/trulens/pull/2328

Docs

  • Blog: Celebrating 3,000 Stars by @sfc-gh-jreini in https://github.com/truera/trulens/pull/2321

Beta — feedback welcome: [email protected]