diff --git a/pyproject.toml b/pyproject.toml
index 79e08058..842e91cd 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -17,7 +17,7 @@ dependencies = [
     "langgraph>=1.0.8",
     "markdownify>=1.2.2",
     "langchain-anthropic>1.1.0",
-    "langgraph-cli[inmem]>=0.4.12",
+    "langgraph-cli[inmem]>=0.4.21",
     "langsmith>=0.7.31",
     "langchain-openai==1.1.10",
     "langchain-daytona>=0.0.3",
diff --git a/uv.lock b/uv.lock
index 653c977d..e855d0ae 100644
--- a/uv.lock
+++ b/uv.lock
@@ -1441,22 +1441,24 @@ wheels = [
 
 [[package]]
 name = "langgraph-cli"
-version = "0.4.12"
+version = "0.4.21"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "click" },
+    { name = "httpx" },
     { name = "langgraph-sdk" },
+    { name = "pathspec" },
+    { name = "python-dotenv" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/08/04/0764d07b1c5601cdb73f6949fab80ce867983684d024f3de48cce1d8aba2/langgraph_cli-0.4.12.tar.gz", hash = "sha256:7aa6ca37d6f60c75f2ea310f4cae233f59fe0026e5ef43dab34c04d1cb61c7a6", size = 838313, upload-time = "2026-01-23T13:34:16.211Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/ad/42/6320aad6dfe95827e6fbf6a9e835263b554b340c0cf12386cc6a4403471d/langgraph_cli-0.4.21.tar.gz", hash = "sha256:7c03c69d22e0f12267c576cef23b4b29e0a631b83902075c8e75d6c549c9d993", size = 1020652, upload-time = "2026-04-08T01:31:42.883Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/29/06/0adb15491518db7b0617bbc3f0894fbc1ffa74b1fc0c051217b1c1a538f5/langgraph_cli-0.4.12-py3-none-any.whl", hash = "sha256:ce85901b307dfa14408c6e4e122a2ccafe3abc53f6bcc99f5080715c1a0a8347", size = 41159, upload-time = "2026-01-23T13:34:14.65Z" },
+    { url = "https://files.pythonhosted.org/packages/93/38/6d7231122820bded2467dd88028e2ff2e2210a166f18311ea261ee5998f8/langgraph_cli-0.4.21-py3-none-any.whl", hash = "sha256:34e5a228293339bf45d10a6c713ace742314d6047adcf909acc7d2decbb1b825", size = 73603, upload-time = "2026-04-08T01:31:41.666Z" },
 ]
 
 [package.optional-dependencies]
 inmem = [
     { name = "langgraph-api" },
     { name = "langgraph-runtime-inmem" },
-    { name = "python-dotenv" },
 ]
 
 [[package]]
@@ -1824,7 +1826,7 @@ requires-dist = [
     { name = "langchain-openai", specifier = "==1.1.10" },
     { name = "langchain-runloop", specifier = ">=0.0.3" },
     { name = "langgraph", specifier = ">=1.0.8" },
-    { name = "langgraph-cli", extras = ["inmem"], specifier = ">=0.4.12" },
+    { name = "langgraph-cli", extras = ["inmem"], specifier = ">=0.4.21" },
     { name = "langgraph-sdk", specifier = ">=0.1.0" },
     { name = "langsmith", specifier = ">=0.7.31" },
     { name = "markdownify", specifier = ">=1.2.2" },
@@ -2103,6 +2105,15 @@ wheels = [
     { url = "https://files.pythonhosted.org/packages/b7/b9/c538f279a4e237a006a2c98387d081e9eb060d203d8ed34467cc0f0b9b53/packaging-26.0-py3-none-any.whl", hash = "sha256:b36f1fef9334a5588b4166f8bcd26a14e521f2b55e6b9de3aaa80d3ff7a37529", size = 74366, upload-time = "2026-01-21T20:50:37.788Z" },
 ]
 
+[[package]]
+name = "pathspec"
+version = "1.0.4"
+source = { registry = "https://pypi.org/simple" }
+sdist = { url = "https://files.pythonhosted.org/packages/fa/36/e27608899f9b8d4dff0617b2d9ab17ca5608956ca44461ac14ac48b44015/pathspec-1.0.4.tar.gz", hash = "sha256:0210e2ae8a21a9137c0d470578cb0e595af87edaa6ebf12ff176f14a02e0e645", size = 131200, upload-time = "2026-01-27T03:59:46.938Z" }
+wheels = [
+    { url = "https://files.pythonhosted.org/packages/ef/3c/2c197d226f9ea224a9ab8d197933f9da0ae0aac5b6e0f884e2b8d9c8e9f7/pathspec-1.0.4-py3-none-any.whl", hash = "sha256:fb6ae2fd4e7c921a165808a552060e722767cfa526f99ca5156ed2ce45a5c723", size = 55206, upload-time = "2026-01-27T03:59:45.137Z" },
+]
+
 [[package]]
 name = "pluggy"
 version = "1.6.0"