Release history
langchain-anthropic== 1.7.6
Refreshes model profile data and declares mid-conversation support; Relevant if pinning model profiles explicitly
langchain-anthropic== 1.7.5
Supports Claude Sonnet 5.5 compatibility. Serializes invalid tool calls as tool use on replay
langchain-anthropic== 1.7.4
Adds Opus 5.5 and GPT-6 profile augmentations, plus mid-conversation tool changes on SystemMessage
langchain-anthropic== 1.7.1
Adds Claude Fable 5.1 support, omits middleware trace inputs
langchain-anthropic== 1.7.0
Adds top-level param for skills via container, updates thinking display mode, supports 1.0 SDK, auto-appends advisor-tool-2026-03-01
langchain-anthropic== 1.6.0
LangChain's Anthropic integration adds standard model exception types and fixes directory search scope issues
langchain-anthropic== 1.5.6
LangChain Anthropic 1.5.6 fixes tool result block normalization and corrects model profile data for recent Claude versions
langchain-anthropic== 1.5.4
Langchain-anthropic 1.5.4 fixes tool schema composition handling, preserves tool_choice settings, and adds user_profile_id attribute support
langchain-anthropic== 1.5.2
LangChain Anthropic added Claude Opus 5 model support for AI tooling integrations
langchain-anthropic== 1.5.1
LangChain's Anthropic integration now supports LangSmith gateway via environment variable and enables structured output for Claude Opus 4.8
langchain-anthropic== 1.5.0
Adds reasoning-effort as a standard parameter; Fixes builtin tool recognition
langchain-anthropic== 1.4.4
Normalizes cross-provider tool-call IDs in Anthropic integration to ensure consistent behavior across different LLM providers