langchain

vlangchain==1.3.1 scope: langchain Bugfix

This release fixes issues for SREs watching stability and regressions.

Published 19d AI Agents & Assistants

✓ No known CVEs patched

✓ No known CVEs patched in this version

Topics

agents ai ai-agents anthropic chatgpt deepagents

+11 more

enterprise gemini generative-ai langchain langgraph llm multiagent openai pydantic python typescript

Summary

AI summary

Fixed alias handling for Bedrock providers in summarization token checks.

Type	Severity	Summary	CVE
Bugfix	Medium	Alias Bedrock providers in summarization token check. Alias Bedrock providers in summarization token check. Source: llm_adapter@2026-05-21 Confidence: high	—

Full changelog

Changes since langchain==1.3.0

release(langchain): 1.3.1 (#37454)
fix(langchain): alias Bedrock providers in summarization token check (#37453)

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