diff --git a/package-lock.json b/package-lock.json
index d41a7b4..7487018 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -17,7 +17,7 @@
 			"devDependencies": {
 				"@biomejs/biome": "^2.5.4",
 				"@langchain/core": "1.2.9",
-				"@langchain/langgraph": "1.4.9",
+				"@langchain/langgraph": "1.4.12",
 				"@types/node": "^26.2.0",
 				"rimraf": "^6.0.1",
 				"tsup": "^8.5.1",
@@ -757,14 +757,14 @@
 			}
 		},
 		"node_modules/@langchain/langgraph": {
-			"version": "1.4.9",
-			"resolved": "https://registry.npmjs.org/@langchain/langgraph/-/langgraph-1.4.9.tgz",
-			"integrity": "sha512-EvD9rS66Cya09y6rbMgD3Ir8miAkJQFo7FyJOPRPO736Kz3y5TeyeBDOS8ctff/jRc788bPijHx2NVFM79Qqig==",
+			"version": "1.4.12",
+			"resolved": "https://registry.npmjs.org/@langchain/langgraph/-/langgraph-1.4.12.tgz",
+			"integrity": "sha512-63iH/igH5Fh5fHqmWp09YYWaDKKB9v4RCmYNJBrnQ224rFRbjebgyYW6o5RCczN5FZxIhQj+xT51rrNmG0zi5A==",
 			"dev": true,
 			"license": "MIT",
 			"dependencies": {
-				"@langchain/langgraph-checkpoint": "^1.1.3",
-				"@langchain/langgraph-sdk": "~1.9.28",
+				"@langchain/langgraph-checkpoint": "^1.1.5",
+				"@langchain/langgraph-sdk": "~1.9.30",
 				"@langchain/protocol": "^0.0.18",
 				"@standard-schema/spec": "1.1.0"
 			},
@@ -777,9 +777,9 @@
 			}
 		},
 		"node_modules/@langchain/langgraph-checkpoint": {
-			"version": "1.1.3",
-			"resolved": "https://registry.npmjs.org/@langchain/langgraph-checkpoint/-/langgraph-checkpoint-1.1.3.tgz",
-			"integrity": "sha512-wgzdQNeEsdw1e+4lvlj0tdq/RYR/k1vPin10g0ymGoehZDDgd9nvIllGXSXN4TFgF9sf5qQP/KTkOcLfeseIhA==",
+			"version": "1.1.5",
+			"resolved": "https://registry.npmjs.org/@langchain/langgraph-checkpoint/-/langgraph-checkpoint-1.1.5.tgz",
+			"integrity": "sha512-BwDwl5VeTOh6CVuiIPgsUgfK51vTJDMSbFcSCUfjJWsl8/DPdK/mbv+ejxJstkSk/BlSPMP4JfXWcN6jD2ea2Q==",
 			"dev": true,
 			"license": "MIT",
 			"engines": {
@@ -790,9 +790,9 @@
 			}
 		},
 		"node_modules/@langchain/langgraph-sdk": {
-			"version": "1.9.28",
-			"resolved": "https://registry.npmjs.org/@langchain/langgraph-sdk/-/langgraph-sdk-1.9.28.tgz",
-			"integrity": "sha512-4j3XuM0PvtmAbL8mPfBS99ez3+ytRfgbOpAR/nOeaejTRF3Q9dNw2QnaGLGng8wLPtGLoSj+SYgUOVxy9Bv9vg==",
+			"version": "1.9.31",
+			"resolved": "https://registry.npmjs.org/@langchain/langgraph-sdk/-/langgraph-sdk-1.9.31.tgz",
+			"integrity": "sha512-y1sSdq39IPb6mOX43+JiSezVbUdA8EBEJ1gvn91GP0jrLG0EcSApeRDCjRouyDpPXZ51bQXEQhA8CiHM0mzcAw==",
 			"dev": true,
 			"license": "MIT",
 			"dependencies": {
@@ -831,9 +831,9 @@
 			"license": "MIT"
 		},
 		"node_modules/@langchain/langgraph-sdk/node_modules/p-queue": {
-			"version": "9.3.2",
-			"resolved": "https://registry.npmjs.org/p-queue/-/p-queue-9.3.2.tgz",
-			"integrity": "sha512-pCsnA4piiqkrwAJ555Xh/lc717SijJrTBr96P1q6BRnUdm2XPB4v91oiXVAUr5HbIbXW4D8kIslfJUE28Rud6A==",
+			"version": "9.3.3",
+			"resolved": "https://registry.npmjs.org/p-queue/-/p-queue-9.3.3.tgz",
+			"integrity": "sha512-NXAOdnEe5FsZJfT4oK84lE1Y5cFFdWlRuOo5tww8DyNMxyRXwn39fIkUtNLKppcPC+UYU/bXujNCUGDv01y7CA==",
 			"dev": true,
 			"license": "MIT",
 			"dependencies": {
diff --git a/package.json b/package.json
index ecc5e3e..e265e2c 100644
--- a/package.json
+++ b/package.json
@@ -109,7 +109,7 @@
 	"devDependencies": {
 		"@biomejs/biome": "^2.5.4",
 		"@langchain/core": "1.2.9",
-		"@langchain/langgraph": "1.4.9",
+		"@langchain/langgraph": "1.4.12",
 		"@types/node": "^26.2.0",
 		"rimraf": "^6.0.1",
 		"tsup": "^8.5.1",