langchain-core==1.3.0
📦 langchainView on GitHub →
✨ 1 features🐛 3 fixes🔧 3 symbols
Summary
Langchain-core version 1.3.0 introduces new traceable metadata fields for chat models and LLMs, alongside several bug fixes related to SSRF policies and garbage collection support.
Migration Steps
- If you rely on the exact structure of streaming metadata, note that behavior related to 'checkpoint_ns' has been adjusted for backwards compatibility.
✨ New Features
- Added chat model and LLM invocation parameters to traceable metadata.
🐛 Bug Fixes
- Restored cloud metadata IPs and link-local range in the SSRF policy.
- Handled responses API conversion when content blocks lack a 'type' key (openai related).
- Used reference counting for storing inherited run trees to properly support garbage collection.