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LangChainLangChain/LangChain (Python)

bind_tools; Responses API tool round-trip support added

langchain-perplexity==1.4.0

June 9, 2026LangChain (Python)View original ↗
2 featuresThis release2 featuresNew capabilitiesAI-tallied from the release notes

Changes since langchain-perplexity==1.3.2

release(perplexity): 1.4.0 (#37993) feat(perplexity): bind_tools and Responses-API tool round-trip (#37934) hotfix(openai): min core dep (#37990)

Fetched June 9, 2026