langchain-ai · Hunter Lovell (hntrl) · Mar 17, 2026 · Mar 17, 2026
diff --git a/.changeset/fifty-dancers-occur.md b/.changeset/fifty-dancers-occur.md
diff --git a/.changeset/fix-alibaba-tongyi-vl-endpoint.md b/.changeset/fix-alibaba-tongyi-vl-endpoint.md
diff --git a/.changeset/fix-anthropic-sampling-params.md b/.changeset/fix-anthropic-sampling-params.md
diff --git a/.changeset/fix-react-agent-routing.md b/.changeset/fix-react-agent-routing.md
diff --git a/.changeset/flat-candles-mix.md b/.changeset/flat-candles-mix.md
diff --git a/.changeset/fresh-feet-shake.md b/.changeset/fresh-feet-shake.md
diff --git a/.changeset/happy-carpets-reply.md b/.changeset/happy-carpets-reply.md
diff --git a/.changeset/little-lions-clean.md b/.changeset/little-lions-clean.md
diff --git a/.changeset/neat-dodos-switch.md b/.changeset/neat-dodos-switch.md
diff --git a/.changeset/nice-berries-invent.md b/.changeset/nice-berries-invent.md
diff --git a/.changeset/openai-tool-search.md b/.changeset/openai-tool-search.md
diff --git a/.changeset/pretty-ghosts-shave.md b/.changeset/pretty-ghosts-shave.md
diff --git a/.changeset/rich-guests-vanish.md b/.changeset/rich-guests-vanish.md
diff --git a/.changeset/round-trip-thinking-content.md b/.changeset/round-trip-thinking-content.md
diff --git a/.changeset/shy-dolls-admire.md b/.changeset/shy-dolls-admire.md
diff --git a/.changeset/silver-deers-reply.md b/.changeset/silver-deers-reply.md
diff --git a/.changeset/six-oranges-happen.md b/.changeset/six-oranges-happen.md
diff --git a/.changeset/sour-taxis-press.md b/.changeset/sour-taxis-press.md
diff --git a/.changeset/sweet-forks-report.md b/.changeset/sweet-forks-report.md
diff --git a/.changeset/tiny-horses-bake.md b/.changeset/tiny-horses-bake.md
diff --git a/.changeset/warm-planes-glow.md b/.changeset/warm-planes-glow.md
diff --git a/libs/community/langchain-community/CHANGELOG.md b/libs/community/langchain-community/CHANGELOG.md
@@ -1,5 +1,24 @@
 # @langchain/community
 
+## 1.1.24
+
+### Patch Changes
+
+- [#10425](https://github.com/langchain-ai/langchainjs/pull/10425) [`792d573`](https://github.com/langchain-ai/langchainjs/commit/792d5735f9cb41d418738fd55684be2c68832c55) Thanks [@pawel-twardziak](https://github.com/pawel-twardziak)! - fix(community): auto-detect VL model endpoint and add apiUrl override for ChatAlibabaTongyi
+
+- [#10004](https://github.com/langchain-ai/langchainjs/pull/10004) [`a40ddc7`](https://github.com/langchain-ai/langchainjs/commit/a40ddc78a5fa83383afe5b7eb70e00f1f2909fb8) Thanks [@aditya-gg04](https://github.com/aditya-gg04)! - fix/community-better-sqlite3-node24-support
+
+- [#10298](https://github.com/langchain-ai/langchainjs/pull/10298) [`aad77ab`](https://github.com/langchain-ai/langchainjs/commit/aad77ab2522ff50c575321e4cca75cc2e6cceb9f) Thanks [@pawel-twardziak](https://github.com/pawel-twardziak)! - fix(community): Add multimodal content support to Bedrock Anthropic formatter
+
+- [#10399](https://github.com/langchain-ai/langchainjs/pull/10399) [`1edc658`](https://github.com/langchain-ai/langchainjs/commit/1edc658c927f6bb89b995f37ef5edd56301eb762) Thanks [@pawel-twardziak](https://github.com/pawel-twardziak)! - add missing AWS inference profile region prefixes (au, jp, global)
+
+- [#10413](https://github.com/langchain-ai/langchainjs/pull/10413) [`7a3774a`](https://github.com/langchain-ai/langchainjs/commit/7a3774a79dc8abb38a007a389ce0930d633af242) Thanks [@shivamtiwari3](https://github.com/shivamtiwari3)! - fix(community): update PPTXLoader to use officeparser v6 API (fixes [#10168](https://github.com/langchain-ai/langchainjs/issues/10168))
+
+- Updated dependencies [[`6db417b`](https://github.com/langchain-ai/langchainjs/commit/6db417b03ecb5e2ace413389d982294e0ac88433), [`af9bbd3`](https://github.com/langchain-ai/langchainjs/commit/af9bbd3f48d96de8963f492ebbf75ca0762f7e57), [`d69dfcc`](https://github.com/langchain-ai/langchainjs/commit/d69dfcca97503cf1c0b7e70ccf5fb7d507c60982)]:
+  - @langchain/core@1.1.33
+  - @langchain/openai@1.3.0
+  - @langchain/classic@1.0.24
+
 ## 1.1.23
 
 ### Patch Changes

diff --git a/libs/community/langchain-community/package.json b/libs/community/langchain-community/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@langchain/community",
-  "version": "1.1.23",
+  "version": "1.1.24",
   "description": "Third-party integrations for LangChain.js",
   "author": "LangChain",
   "license": "MIT",

diff --git a/libs/langchain-classic/CHANGELOG.md b/libs/langchain-classic/CHANGELOG.md
@@ -1,5 +1,12 @@
 # @langchain/classic
 
+## 1.0.24
+
+### Patch Changes
+
+- Updated dependencies [[`af9bbd3`](https://github.com/langchain-ai/langchainjs/commit/af9bbd3f48d96de8963f492ebbf75ca0762f7e57)]:
+  - @langchain/openai@1.3.0
+
 ## 1.0.23
 
 ### Patch Changes

diff --git a/libs/langchain-classic/package.json b/libs/langchain-classic/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@langchain/classic",
-  "version": "1.0.23",
+  "version": "1.0.24",
   "description": "Old abstractions from LangChain.js",
   "author": "LangChain",
   "license": "MIT",

diff --git a/libs/langchain-core/CHANGELOG.md b/libs/langchain-core/CHANGELOG.md
@@ -1,5 +1,13 @@
 # @langchain/core
 
+## 1.1.33
+
+### Patch Changes
+
+- [#10412](https://github.com/langchain-ai/langchainjs/pull/10412) [`6db417b`](https://github.com/langchain-ai/langchainjs/commit/6db417b03ecb5e2ace413389d982294e0ac88433) Thanks [@pawel-twardziak](https://github.com/pawel-twardziak)! - fix(core): respect timeout option in streamEvents v2
+
+- [#10424](https://github.com/langchain-ai/langchainjs/pull/10424) [`d69dfcc`](https://github.com/langchain-ai/langchainjs/commit/d69dfcca97503cf1c0b7e70ccf5fb7d507c60982) Thanks [@pawel-twardziak](https://github.com/pawel-twardziak)! - fix(core): preserve multimodal content in getBufferString as placeholders
+
 ## 1.1.32
 
 ### Patch Changes

diff --git a/libs/langchain-core/package.json b/libs/langchain-core/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@langchain/core",
-  "version": "1.1.32",
+  "version": "1.1.33",
   "description": "Core LangChain.js abstractions and schemas",
   "type": "module",
   "engines": {

diff --git a/libs/langchain/CHANGELOG.md b/libs/langchain/CHANGELOG.md
@@ -1,5 +1,16 @@
 # langchain
 
+## 1.2.33
+
+### Patch Changes
+
+- [#9862](https://github.com/langchain-ai/langchainjs/pull/9862) [`5b250b1`](https://github.com/langchain-ai/langchainjs/commit/5b250b1a273df0ab4126b22d140dc2420130421f) Thanks [@stellarrover](https://github.com/stellarrover)! - fix(langchain/agents): Fix ReactAgent routing with returnDirect + beforeModel middleware
+
+  This fixes a routing error when an agent has both tools with returnDirect: true and middleware with beforeModel hooks (e.g., summarizationMiddleware). Before this fix, non-returnDirect tools would fail with "Branch condition returned unknown or null destination".
+
+- Updated dependencies [[`6db417b`](https://github.com/langchain-ai/langchainjs/commit/6db417b03ecb5e2ace413389d982294e0ac88433), [`d69dfcc`](https://github.com/langchain-ai/langchainjs/commit/d69dfcca97503cf1c0b7e70ccf5fb7d507c60982)]:
+  - @langchain/core@1.1.33
+
 ## 1.2.32
 
 ### Patch Changes

diff --git a/libs/langchain/package.json b/libs/langchain/package.json
@@ -1,6 +1,6 @@
 {
   "name": "langchain",
-  "version": "1.2.32",
+  "version": "1.2.33",
   "description": "Typescript bindings for langchain",
   "author": "LangChain",
   "license": "MIT",

diff --git a/libs/providers/langchain-anthropic/CHANGELOG.md b/libs/providers/langchain-anthropic/CHANGELOG.md
@@ -1,5 +1,15 @@
 # @langchain/anthropic
 
+## 1.3.24
+
+### Patch Changes
+
+- [#10420](https://github.com/langchain-ai/langchainjs/pull/10420) [`08657f2`](https://github.com/langchain-ai/langchainjs/commit/08657f21b330ee05b86a8abd557aef3939f5581b) Thanks [@pawel-twardziak](https://github.com/pawel-twardziak)! - Fix temperature/topK/topP handling: guard all three so undefined values are not
+  set on the request object, and fix broken topK/topP validation when thinking is
+  enabled.
+- Updated dependencies [[`6db417b`](https://github.com/langchain-ai/langchainjs/commit/6db417b03ecb5e2ace413389d982294e0ac88433), [`d69dfcc`](https://github.com/langchain-ai/langchainjs/commit/d69dfcca97503cf1c0b7e70ccf5fb7d507c60982)]:
+  - @langchain/core@1.1.33
+
 ## 1.3.23
 
 ### Patch Changes

diff --git a/libs/providers/langchain-anthropic/package.json b/libs/providers/langchain-anthropic/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@langchain/anthropic",
-  "version": "1.3.23",
+  "version": "1.3.24",
   "description": "Anthropic integrations for LangChain.js",
   "author": "LangChain",
   "license": "MIT",

diff --git a/libs/providers/langchain-aws/CHANGELOG.md b/libs/providers/langchain-aws/CHANGELOG.md
@@ -1,5 +1,11 @@
 # @langchain/aws
 
+## 1.3.3
+
+### Patch Changes
+
+- [#10409](https://github.com/langchain-ai/langchainjs/pull/10409) [`e3fb76b`](https://github.com/langchain-ai/langchainjs/commit/e3fb76b2b019c6aa033c960014d248c322c7d645) Thanks [@pawel-twardziak](https://github.com/pawel-twardziak)! - feat(aws): add defaultHeaders to ChatBedrockConverse
+
 ## 1.3.2
 
 ### Patch Changes

diff --git a/libs/providers/langchain-aws/package.json b/libs/providers/langchain-aws/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@langchain/aws",
-  "version": "1.3.2",
+  "version": "1.3.3",
   "description": "LangChain AWS integration",
   "author": "LangChain",
   "license": "MIT",

diff --git a/libs/providers/langchain-deepseek/CHANGELOG.md b/libs/providers/langchain-deepseek/CHANGELOG.md
@@ -1,5 +1,12 @@
 # @langchain/deepseek
 
+## 1.0.18
+
+### Patch Changes
+
+- Updated dependencies [[`af9bbd3`](https://github.com/langchain-ai/langchainjs/commit/af9bbd3f48d96de8963f492ebbf75ca0762f7e57)]:
+  - @langchain/openai@1.3.0
+
 ## 1.0.17
 
 ### Patch Changes

diff --git a/libs/providers/langchain-deepseek/package.json b/libs/providers/langchain-deepseek/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@langchain/deepseek",
-  "version": "1.0.17",
+  "version": "1.0.18",
   "description": "Deepseek integration for LangChain.js",
   "type": "module",
   "author": "LangChain",

diff --git a/libs/providers/langchain-google-common/CHANGELOG.md b/libs/providers/langchain-google-common/CHANGELOG.md
@@ -1,5 +1,16 @@
 # @langchain/google-common
 
+## 2.1.26
+
+### Patch Changes
+
+- [#9987](https://github.com/langchain-ai/langchainjs/pull/9987) [`561224b`](https://github.com/langchain-ai/langchainjs/commit/561224b8495dad61946ad7c0f84340d64729c3fb) Thanks [@mbarinov](https://github.com/mbarinov)! - fix(google-common): prevent 400 error when AIMessage has empty text content
+
+- [#9979](https://github.com/langchain-ai/langchainjs/pull/9979) [`6a2da5b`](https://github.com/langchain-ai/langchainjs/commit/6a2da5b63b39bec4b87b6a1d1769810677ad3458) Thanks [@christian-bromann](https://github.com/christian-bromann)! - fix(google): add support for ContentBlock.Multimodal types in Google providers
+
+- Updated dependencies [[`6db417b`](https://github.com/langchain-ai/langchainjs/commit/6db417b03ecb5e2ace413389d982294e0ac88433), [`d69dfcc`](https://github.com/langchain-ai/langchainjs/commit/d69dfcca97503cf1c0b7e70ccf5fb7d507c60982)]:
+  - @langchain/core@1.1.33
+
 ## 2.1.25
 
 ### Patch Changes

diff --git a/libs/providers/langchain-google-common/package.json b/libs/providers/langchain-google-common/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@langchain/google-common",
-  "version": "2.1.25",
+  "version": "2.1.26",
   "description": "Core types and classes for Google services.",
   "type": "module",
   "engines": {

diff --git a/libs/providers/langchain-google-gauth/CHANGELOG.md b/libs/providers/langchain-google-gauth/CHANGELOG.md
@@ -1,5 +1,12 @@
 # @langchain/google-gauth
 
+## 2.1.26
+
+### Patch Changes
+
+- Updated dependencies [[`561224b`](https://github.com/langchain-ai/langchainjs/commit/561224b8495dad61946ad7c0f84340d64729c3fb), [`6a2da5b`](https://github.com/langchain-ai/langchainjs/commit/6a2da5b63b39bec4b87b6a1d1769810677ad3458)]:
+  - @langchain/google-common@2.1.26
+
 ## 2.1.25
 
 ### Patch Changes

diff --git a/libs/providers/langchain-google-gauth/package.json b/libs/providers/langchain-google-gauth/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@langchain/google-gauth",
-  "version": "2.1.25",
+  "version": "2.1.26",
   "description": "Google auth based authentication support for Google services",
   "author": "LangChain",
   "license": "MIT",

diff --git a/libs/providers/langchain-google-genai/CHANGELOG.md b/libs/providers/langchain-google-genai/CHANGELOG.md
@@ -1,5 +1,16 @@
 # @langchain/google-genai
 
+## 2.1.26
+
+### Patch Changes
+
+- [#10415](https://github.com/langchain-ai/langchainjs/pull/10415) [`d7d0bc7`](https://github.com/langchain-ai/langchainjs/commit/d7d0bc70cdb2ea92b365807600fa85ec107ffd0e) Thanks [@pawel-twardziak](https://github.com/pawel-twardziak)! - fix(genai): round-trip thinking content blocks in multi-turn convos
+
+- [#9979](https://github.com/langchain-ai/langchainjs/pull/9979) [`6a2da5b`](https://github.com/langchain-ai/langchainjs/commit/6a2da5b63b39bec4b87b6a1d1769810677ad3458) Thanks [@christian-bromann](https://github.com/christian-bromann)! - fix(google): add support for ContentBlock.Multimodal types in Google providers
+
+- Updated dependencies [[`6db417b`](https://github.com/langchain-ai/langchainjs/commit/6db417b03ecb5e2ace413389d982294e0ac88433), [`d69dfcc`](https://github.com/langchain-ai/langchainjs/commit/d69dfcca97503cf1c0b7e70ccf5fb7d507c60982)]:
+  - @langchain/core@1.1.33
+
 ## 2.1.25
 
 ### Patch Changes

diff --git a/libs/providers/langchain-google-genai/package.json b/libs/providers/langchain-google-genai/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@langchain/google-genai",
-  "version": "2.1.25",
+  "version": "2.1.26",
   "description": "Google Generative AI integration for LangChain.js",
   "author": "LangChain",
   "license": "MIT",

diff --git a/libs/providers/langchain-google-vertexai-web/CHANGELOG.md b/libs/providers/langchain-google-vertexai-web/CHANGELOG.md
@@ -1,5 +1,12 @@
 # @langchain/google-vertexai-web
 
+## 2.1.26
+
+### Patch Changes
+
+- Updated dependencies []:
+  - @langchain/google-webauth@2.1.26
+
 ## 2.1.25
 
 ### Patch Changes

diff --git a/libs/providers/langchain-google-vertexai-web/package.json b/libs/providers/langchain-google-vertexai-web/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@langchain/google-vertexai-web",
-  "version": "2.1.25",
+  "version": "2.1.26",
   "description": "LangChain.js support for Google Vertex AI Web",
   "author": "LangChain",
   "license": "MIT",