LangChain (JS) — core v1.2.12

Patch Changes #11675 `030a726` Thanks @hntrl! - Preserve structured tool arguments in tracer run inputs.

LangChain (JS) — neo4j v0.1.20

Patch Changes Updated dependencies []: @langchain/classic@1.0.48

LangChain (JS) — google-vertexai-web v2.3.2

Patch Changes Updated dependencies []: @langchain/google-webauth@2.3.2

LangChain (JS) — google-vertexai v2.3.2

Patch Changes Updated dependencies []: @langchain/google-gauth@2.3.2

LangChain (JS) — xai v1.4.13

Patch Changes Updated dependencies [`ffebdc2`]: @langchain/openai@1.5.13

LangChain (JS) — together-ai v0.2.13

Patch Changes Updated dependencies [`ffebdc2`]: @langchain/openai@1.5.13

LangChain (JS) — openrouter v0.4.13

Patch Changes Updated dependencies [`ffebdc2`]: @langchain/openai@1.5.13

LangChain (JS) — google-webauth v2.3.2

Patch Changes Updated dependencies []: @langchain/google-common@2.3.2

LangChain (JS) — google-gauth v2.3.2

Patch Changes Updated dependencies []: @langchain/google-common@2.3.2

LangChain (JS) — fireworks v0.2.13

Patch Changes Updated dependencies [`ffebdc2`]: @langchain/openai@1.5.13

LangChain (JS) — deepseek v1.1.13

Patch Changes Updated dependencies [`ffebdc2`]: @langchain/openai@1.5.13

LangChain (JS) — classic v1.0.48

Patch Changes Updated dependencies [`ffebdc2`]: @langchain/openai@1.5.13

LangChain (JS) — openai v1.5.13

Patch Changes #11590 `ffebdc2` Thanks @thushanth-bengre-langchain! - Fix OpenAI Responses API replay under Zero Data Retention when a response contains more than one reasoning item, for both v0 and v1. In v0, the…

LangChain (JS) — google-genai v2.3.2

Patch Changes #9687 `18b71af` Thanks @nathannewyen! - feat(google-genai): add `outputDimensionality` parameter to `GoogleGenerativeAIEmbeddings`

LangChain (JS) — google-common v2.3.2

LangChain (JS) — google v0.2.6

Patch Changes #11433 `bc88b75` Thanks @jackjin1997! - Fix Vertex AI endpoint routing for multi-region locations such as `eu` and `us`. #11606 `194a063` Thanks @thushanth-bengre-langchain! - fix: allowlist JSON Schema…

LangChain (JS) — core v1.2.11

Patch Changes #11603 `fec9cd8` Thanks @thushanth-bengre-langchain! - fix(core): build streaming `llmOutput.tokenUsage` from the fully-accumulated chunk instead of whichever individual chunk's `usage_metadata` arrived…

LangChain (JS) — neo4j v0.1.19

Patch Changes Updated dependencies []: @langchain/classic@1.0.47

LangChain (JS) — google-vertexai-web v2.3.1

Patch Changes Updated dependencies []: @langchain/google-webauth@2.3.1

LangChain (JS) — google-vertexai v2.3.1

Patch Changes Updated dependencies []: @langchain/google-gauth@2.3.1

LangChain (JS) — xai v1.4.12

Patch Changes Updated dependencies [`6bd3a18`, `7d6e1b0`, `80c5c93`]: @langchain/openai@1.5.12

LangChain (JS) — together-ai v0.2.12

Patch Changes Updated dependencies [`6bd3a18`, `7d6e1b0`, `80c5c93`]: @langchain/openai@1.5.12

LangChain (JS) — openrouter v0.4.12

Patch Changes Updated dependencies [`6bd3a18`, `7d6e1b0`, `80c5c93`]: @langchain/openai@1.5.12

LangChain (JS) — google-webauth v2.3.1

Patch Changes Updated dependencies [`2750442`]: @langchain/google-common@2.3.1

LangChain (JS) — google-gauth v2.3.1

Patch Changes Updated dependencies [`2750442`]: @langchain/google-common@2.3.1

LangChain (JS) — fireworks v0.2.12

Patch Changes Updated dependencies [`6bd3a18`, `7d6e1b0`, `80c5c93`]: @langchain/openai@1.5.12

LangChain (JS) — deepseek v1.1.12

Patch Changes Updated dependencies [`6bd3a18`, `7d6e1b0`, `80c5c93`]: @langchain/openai@1.5.12

LangChain (JS) — classic v1.0.47

Patch Changes Updated dependencies [`6bd3a18`, `7d6e1b0`, `80c5c93`]: @langchain/openai@1.5.12

LangChain (JS) — openai v1.5.12

Patch Changes #11560 `6bd3a18` Thanks @thushanth-bengre-langchain! - Support `configuration_update` content blocks for changing reasoning effort mid-conversation without invalidating the cached prompt prefix. #11588…

LangChain (JS) — google-genai v2.3.1

LangChain (JS) — google-common v2.3.1

Patch Changes #11266 `2750442` Thanks @jackjin1997! - fix Google tool choice modes sent to Vertex AI

LangChain (JS) — google v0.2.5

Patch Changes #10047 `ff1248f` Thanks @afirstenberg! - fix(core): BaseMessage.text use contentBlocks #11574 `5c89094` Thanks @afirstenberg! - This addresses four specific issues: "thought" and "thoughtSignature" not…

LangChain (JS) — anthropic v1.5.10

Patch Changes #11530 `c9b7eac` Thanks @hntrl! - Add support for Claude Fable 5.1.

LangChain (JS) — langchain v1.5.11

Patch Changes #11436 `702be70` Thanks @chiliec! - fix(agents): ignore thought/reasoning text blocks when parsing structured output in `ProviderStrategy`

LangChain (JS) — core v1.2.10

Patch Changes #10047 `ff1248f` Thanks @afirstenberg! - fix(core): BaseMessage.text use contentBlocks

LangChain (JS) — neo4j v0.1.19-rc.0

Patch Changes Updated dependencies []: @langchain/classic@1.0.47-rc.0

LangChain (JS) — xai v1.4.12-rc.0

Patch Changes Updated dependencies [`80c5c93`]: @langchain/openai@1.5.12-rc.0

LangChain (JS) — together-ai v0.2.12-rc.0

Patch Changes Updated dependencies [`80c5c93`]: @langchain/openai@1.5.12-rc.0

LangChain (JS) — openrouter v0.4.12-rc.0

Patch Changes Updated dependencies [`80c5c93`]: @langchain/openai@1.5.12-rc.0

LangChain (JS) — fireworks v0.2.12-rc.0

Patch Changes Updated dependencies [`80c5c93`]: @langchain/openai@1.5.12-rc.0

LangChain (JS) — deepseek v1.1.12-rc.0

Patch Changes Updated dependencies [`80c5c93`]: @langchain/openai@1.5.12-rc.0

LangChain (JS) — classic v1.0.47-rc.0

Patch Changes Updated dependencies [`80c5c93`]: @langchain/openai@1.5.12-rc.0

LangChain (JS) — openai v1.5.12-rc.0

Patch Changes #11534 `80c5c93` Thanks @chiliec! - Route gpt-5.6-sol to the Responses API so function tools work with reasoning.

LangChain (JS) — anthropic v1.5.10-rc.0

Patch Changes #11530 `c9b7eac` Thanks @hntrl! - Add support for Claude Fable 5.1.

LangChain (JS) — langchain v1.5.11-rc.0

Patch Changes #11568 `fbc3206` Thanks @hntrl! - Add opt-in middleware `tracePolicy` support for transforming hook span input and output payloads, plus re-exports of LangGraph's `TracePolicy` and `omitPayload`.

LangChain (JS) — neo4j v0.1.18

Patch Changes Updated dependencies []: @langchain/classic@1.0.46

LangChain (JS) — xai v1.4.11

Patch Changes Updated dependencies [`53dbfc2`]: @langchain/openai@1.5.11

LangChain (JS) — together-ai v0.2.11

Patch Changes Updated dependencies [`53dbfc2`]: @langchain/openai@1.5.11

LangChain (JS) — openrouter v0.4.11

Patch Changes Updated dependencies [`53dbfc2`]: @langchain/openai@1.5.11

LangChain (JS) — fireworks v0.2.11

Patch Changes Updated dependencies [`53dbfc2`]: @langchain/openai@1.5.11