Impact Score: 5/10
LangChain langchain==1.0.4 — Release Notes & Engineering Impact
Source available — automated, not human-reviewed
Component: langchain · Channel: stable. Automated analysis, not a compatibility certification. How this works.
Analysis updated: 2026-11-01.
⚡ Executive Summary (TL;DR)
LangChain langchain==1.0.4. Source highlight: Changes since langchain==1.0.3
Who Does This Impact? (Role-Based Analysis)
💻 Software Engineers & Devs
Check the source notes against the package and APIs you use before upgrading.
📊 Product & Engineering Leads
Use the documented changes to assess relevance to your product; release frequency alone is not a quality measure.
⚙️ DevOps & Security
Verify the target version, runtime requirements and rollback procedure in the official documentation.
📄 View Raw Release Notes (Original Developer Log)
Changes since langchain==1.0.3
fix: don't trace conditional edges and no todos in input state (#33842)
release: langchain v1.0.4 (#33839)
fix: only increment thread count on successful executions (#33837)
fix: more robust tool call limit middleware (#33817)
feat(langchain): add `model-profiles` as optional dependency (#33794)
chore: use model IDs, latest anthropic models (#33747)
fix(langchain): use `system_prompt` in integration tests (#33748)