diff --git a/scripts/jsdoc-automation/package-lock.json b/scripts/jsdoc-automation/package-lock.json
index a3ec3e04d36..41ca3feda24 100644
--- a/scripts/jsdoc-automation/package-lock.json
+++ b/scripts/jsdoc-automation/package-lock.json
@@ -16,7 +16,7 @@
                 "@typescript-eslint/types": "6.18.1",
                 "@typescript-eslint/typescript-estree": "6.18.1",
                 "dotenv": "^16.4.7",
-                "langchain": "^0.3.7",
+                "langchain": "^0.3.11",
                 "yaml": "^2.3.4"
             },
             "devDependencies": {
@@ -2667,17 +2667,17 @@
             }
         },
         "node_modules/langchain": {
-            "version": "0.3.11",
-            "resolved": "https://registry.npmjs.org/langchain/-/langchain-0.3.11.tgz",
-            "integrity": "sha512-PgAG4ZLeuSRkKsyf98cmWGdwKv3I1hOFC8a4fr7e+bm7E+F6Fx6xUkgbuC78ff0N/Cjs5BBryZIFMrqoKPqsvg==",
+            "version": "0.3.19",
+            "resolved": "https://registry.npmjs.org/langchain/-/langchain-0.3.19.tgz",
+            "integrity": "sha512-aGhoTvTBS5ulatA67RHbJ4bcV5zcYRYdm5IH+hpX99RYSFXG24XF3ghSjhYi6sxW+SUnEQ99fJhA5kroVpKNhw==",
             "license": "MIT",
             "dependencies": {
-                "@langchain/openai": ">=0.1.0 <0.4.0",
+                "@langchain/openai": ">=0.1.0 <0.5.0",
                 "@langchain/textsplitters": ">=0.0.0 <0.2.0",
                 "js-tiktoken": "^1.0.12",
                 "js-yaml": "^4.1.0",
                 "jsonpointer": "^5.0.1",
-                "langsmith": "^0.2.8",
+                "langsmith": ">=0.2.8 <0.4.0",
                 "openapi-types": "^12.1.3",
                 "p-retry": "4",
                 "uuid": "^10.0.0",
@@ -2694,12 +2694,14 @@
                 "@langchain/cerebras": "*",
                 "@langchain/cohere": "*",
                 "@langchain/core": ">=0.2.21 <0.4.0",
+                "@langchain/deepseek": "*",
                 "@langchain/google-genai": "*",
                 "@langchain/google-vertexai": "*",
                 "@langchain/google-vertexai-web": "*",
                 "@langchain/groq": "*",
                 "@langchain/mistralai": "*",
                 "@langchain/ollama": "*",
+                "@langchain/xai": "*",
                 "axios": "*",
                 "cheerio": "*",
                 "handlebars": "^4.7.8",
@@ -2719,6 +2721,9 @@
                 "@langchain/cohere": {
                     "optional": true
                 },
+                "@langchain/deepseek": {
+                    "optional": true
+                },
                 "@langchain/google-genai": {
                     "optional": true
                 },
@@ -2737,6 +2742,9 @@
                 "@langchain/ollama": {
                     "optional": true
                 },
+                "@langchain/xai": {
+                    "optional": true
+                },
                 "axios": {
                     "optional": true
                 },
diff --git a/scripts/jsdoc-automation/package.json b/scripts/jsdoc-automation/package.json
index 368dd45fa1e..ce63617710b 100644
--- a/scripts/jsdoc-automation/package.json
+++ b/scripts/jsdoc-automation/package.json
@@ -23,7 +23,7 @@
         "@typescript-eslint/types": "6.18.1",
         "@typescript-eslint/typescript-estree": "6.18.1",
         "dotenv": "^16.4.7",
-        "langchain": "^0.3.7",
+        "langchain": "^0.3.11",
         "yaml": "^2.3.4"
     },
     "devDependencies": {
diff --git a/scripts/jsdoc-automation/pnpm-lock.yaml b/scripts/jsdoc-automation/pnpm-lock.yaml
index 8a536082b55..4eca9c2c309 100644
--- a/scripts/jsdoc-automation/pnpm-lock.yaml
+++ b/scripts/jsdoc-automation/pnpm-lock.yaml
@@ -30,8 +30,8 @@ importers:
         specifier: ^16.4.7
         version: 16.4.7
       langchain:
-        specifier: ^0.3.7
-        version: 0.3.7(@langchain/core@0.3.26(openai@4.77.0(zod@3.24.1)))(openai@4.77.0(zod@3.24.1))
+        specifier: ^0.3.11
+        version: 0.3.19(@langchain/core@0.3.26(openai@4.77.0(zod@3.24.1)))(openai@4.77.0(zod@3.24.1))
       yaml:
         specifier: ^2.3.4
         version: 2.6.1
@@ -916,19 +916,23 @@ packages:
   keyv@4.5.4:
     resolution: {integrity: sha512-oxVHkHR/EJf2CNXnWxRLW6mg7JyCCUcG0DtEGmL2ctUo1PNTin1PUil+r/+4r5MpVgC/fn1kjsx7mjSujKqIpw==}
 
-  langchain@0.3.7:
-    resolution: {integrity: sha512-6/Gkk9Zez3HkbsETFxZVo1iKLmaK3OzkDseC5MYFKVmYFDXFAOyJR3srJ9P61xF8heVdsPixqYIsejBn7/9dXg==}
+  langchain@0.3.19:
+    resolution: {integrity: sha512-aGhoTvTBS5ulatA67RHbJ4bcV5zcYRYdm5IH+hpX99RYSFXG24XF3ghSjhYi6sxW+SUnEQ99fJhA5kroVpKNhw==}
     engines: {node: '>=18'}
     peerDependencies:
       '@langchain/anthropic': '*'
       '@langchain/aws': '*'
+      '@langchain/cerebras': '*'
       '@langchain/cohere': '*'
       '@langchain/core': '>=0.2.21 <0.4.0'
+      '@langchain/deepseek': '*'
       '@langchain/google-genai': '*'
       '@langchain/google-vertexai': '*'
+      '@langchain/google-vertexai-web': '*'
       '@langchain/groq': '*'
       '@langchain/mistralai': '*'
       '@langchain/ollama': '*'
+      '@langchain/xai': '*'
       axios: '*'
       cheerio: '*'
       handlebars: ^4.7.8
@@ -939,18 +943,26 @@ packages:
         optional: true
       '@langchain/aws':
         optional: true
+      '@langchain/cerebras':
+        optional: true
       '@langchain/cohere':
         optional: true
+      '@langchain/deepseek':
+        optional: true
       '@langchain/google-genai':
         optional: true
       '@langchain/google-vertexai':
         optional: true
+      '@langchain/google-vertexai-web':
+        optional: true
       '@langchain/groq':
         optional: true
       '@langchain/mistralai':
         optional: true
       '@langchain/ollama':
         optional: true
+      '@langchain/xai':
+        optional: true
       axios:
         optional: true
       cheerio:
@@ -2187,7 +2199,7 @@ snapshots:
     dependencies:
       json-buffer: 3.0.1
 
-  langchain@0.3.7(@langchain/core@0.3.26(openai@4.77.0(zod@3.24.1)))(openai@4.77.0(zod@3.24.1)):
+  langchain@0.3.19(@langchain/core@0.3.26(openai@4.77.0(zod@3.24.1)))(openai@4.77.0(zod@3.24.1)):
     dependencies:
       '@langchain/core': 0.3.26(openai@4.77.0(zod@3.24.1))
       '@langchain/openai': 0.3.16(@langchain/core@0.3.26(openai@4.77.0(zod@3.24.1)))