Change8

langchain-core==1.3.3

📦 langchainView on GitHub →
1 features🐛 5 fixes🔧 6 symbols

Summary

This release (1.3.3) focuses on hardening security for manifest loading and fixing several internal logic issues, including batch validation and tracer data preservation.

✨ New Features

  • Marked stream_v2/astream_v2 as beta.

🐛 Bug Fixes

  • Set deprecation `since` to 1.3.3 to match release.
  • Harden `load()` against untrusted manifests.
  • Preserve structured `inputs` on tool runs in tracers.
  • Make `removal` optional in `warn_deprecated`.
  • Validate batch_size in _batch and _abatch to prevent infinite loop.

Affected Symbols