Meta extra for init_chat_model; explicit prompt caching
langchain==1.3.13
2 featuresThis release2 featuresNew capabilitiesAI-tallied from the release notes
From the original release noteView original ↗
Changes since langchain==1.3.12
release(langchain): 1.3.13 (#38787)
feat(langchain): add meta extra and support langchain-meta in init_chat_model (#38786)
feat(openai): support explicit prompt caching (#38762)
chore(deps): refresh lockfiles (#38746)
Fetched July 11, 2026
