langchain

vlangchain==1.3.2 scope: langchain Bugfix

This release fixes issues for SREs watching stability and regressions.

Published 8d AI Agents & Assistants

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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

Sort glob_search results by modification time, newest first.

Changes in this release

Type	Severity	Summary	CVE
Feature	Medium	Redact streamed PII in flight on `PIIMiddleware`. Redact streamed PII in flight on `PIIMiddleware`. Source: llm_adapter@2026-05-26 Confidence: high	—
Feature	Medium	Register stream transformers on middleware. Register stream transformers on middleware. Source: llm_adapter@2026-05-26 Confidence: high	—
Dependency	Low	Bump `idna` from 3.11 to 3.15 in `/libs/langchain_v1`. Bump `idna` from 3.11 to 3.15 in `/libs/langchain_v1`. Source: llm_adapter@2026-05-26 Confidence: high	—
Dependency	Low	Bump `langsmith` from 0.7.31 to 0.8.0 in `/libs/langchain_v1`. Bump `langsmith` from 0.7.31 to 0.8.0 in `/libs/langchain_v1`. Source: llm_adapter@2026-05-26 Confidence: high	—
Bugfix	Medium	Sort `glob_search` results by modification time (newest first). Sort `glob_search` results by modification time (newest first). Source: llm_adapter@2026-05-26 Confidence: high	—
Bugfix	Medium	Land final answer in last AIMessage for `TodoListMiddleware`. Land final answer in last AIMessage for `TodoListMiddleware`. Source: llm_adapter@2026-05-26 Confidence: high	—

Full changelog

Changes since langchain==1.3.1

chore(langchain): bump to 1.3.2, require langgraph>=1.2.2 (#37703)
fix(langchain): land final answer in last AIMessage for TodoListMiddleware (#37643)
feat(langchain): redact streamed PII in flight on PIIMiddleware (#37616)
chore(infra): bump langchain-tests floor to 1.1.9 (#37610)
release(standard-tests): 1.1.9 (#37609)
feat(langchain): register stream transformers on middleware (#37591)
chore: bump idna from 3.11 to 3.15 in /libs/langchain_v1 (#37534)
ci(infra): harden Dependabot version-bound preservation (#37510)
refactor(langchain): clean redundancy ifelse. (#37448)
hotfix: bump lockfiles (#37508)
chore(core,langchain,openai): refresh stale OpenAI model references (#37487)
fix(langchain): sort glob_search results by mtime (newest first) (#37462)
chore: bump langsmith from 0.7.31 to 0.8.0 in /libs/langchain_v1 (#37391)

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Earlier breaking changes

vlangchain-core==1.4.0 Deletes schema items marked for removal in schemas.py
vlangchain-core==1.4.0 Deletes function_calling.py utils marked for removal
vlangchain-core==1.4.0 Deletes get_relevant_documents function from API
vlangchain-core==1.4.0 Deletes pydantic_v1 module entirely from codebase
vlangchain-core==1.4.0 Deletes BaseMemory module, moved to langchain-classic