diff --git a/uv.lock b/uv.lock
index 23bc466..503059c 100644
--- a/uv.lock
+++ b/uv.lock
@@ -2337,7 +2337,7 @@ wheels = [
 
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+version = "1.0.9"
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 dependencies = [
     { name = "langchain-core" },
@@ -2347,48 +2347,48 @@ dependencies = [
     { name = "pydantic" },
     { name = "xxhash" },
 ]
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+    { url = "https://files.pythonhosted.org/packages/23/a2/562a6c2430085c2c29b23c1e1d12233bf41a64e9a9832eda7573af3666cf/langgraph-1.0.9-py3-none-any.whl", hash = "sha256:bce0d1f3e9a20434215a2a818395a58aedfc11c87bd6b52706c0db5c05ec44ec", size = 158150, upload-time = "2026-02-19T18:19:43.913Z" },
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+version = "4.0.0"
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+    { url = "https://files.pythonhosted.org/packages/4a/de/ddd53b7032e623f3c7bcdab2b44e8bf635e468f62e10e5ff1946f62c9356/langgraph_checkpoint-4.0.0-py3-none-any.whl", hash = "sha256:3fa9b2635a7c5ac28b338f631abf6a030c3b508b7b9ce17c22611513b589c784", size = 46329, upload-time = "2026-01-12T20:30:25.2Z" },
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+version = "1.0.8"
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     { name = "langgraph-checkpoint" },
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+    { url = "https://files.pythonhosted.org/packages/dc/41/ec966424ad3f2ed3996d24079d3342c8cd6c0bd0653c12b2a917a685ec6c/langgraph_prebuilt-1.0.8-py3-none-any.whl", hash = "sha256:d16a731e591ba4470f3e313a319c7eee7dbc40895bcf15c821f985a3522a7ce0", size = 35648, upload-time = "2026-02-19T18:14:37.611Z" },
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 [[package]]
 name = "langgraph-sdk"
-version = "0.2.9"
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 dependencies = [
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     { name = "orjson" },
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+    { url = "https://files.pythonhosted.org/packages/d8/61/12508e12652edd1874327271a5a8834c728a605f53a1a1c945f13ab69664/langgraph_sdk-0.3.6-py3-none-any.whl", hash = "sha256:7df2fd552ad7262d0baf8e1f849dce1d62186e76dcdd36db9dc5bdfa5c3fc20f", size = 88277, upload-time = "2026-02-14T19:46:02.48Z" },
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 [[package]]