From 73cebea3c2c5676fee005de98e61dea5dd0f5a85 Mon Sep 17 00:00:00 2001
From: Sydney Runkle <54324534+sydney-runkle@users.noreply.github.com>
Date: Thu, 19 Feb 2026 13:12:01 -0500
Subject: [PATCH] release: langgraph + prebuilt (#6875)

---
 libs/langgraph/pyproject.toml             | 4 ++--
 libs/langgraph/tests/test_pregel.py       | 4 +---
 libs/langgraph/tests/test_pregel_async.py | 8 ++------
 libs/langgraph/uv.lock                    | 4 ++--
 libs/prebuilt/pyproject.toml              | 2 +-
 libs/prebuilt/uv.lock                     | 4 ++--
 libs/sdk-py/uv.lock                       | 4 ++--
 7 files changed, 12 insertions(+), 18 deletions(-)

diff --git a/libs/langgraph/pyproject.toml b/libs/langgraph/pyproject.toml
index 8684af843..6872cfad0 100644
--- a/libs/langgraph/pyproject.toml
+++ b/libs/langgraph/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "langgraph"
-version = "1.0.8"
+version = "1.0.9"
 description = "Building stateful, multi-actor applications with LLMs"
 authors = []
 requires-python = ">=3.10"
@@ -27,7 +27,7 @@ dependencies = [
     "langchain-core>=0.1",
     "langgraph-checkpoint>=2.1.0,<5.0.0",
     "langgraph-sdk>=0.3.0,<0.4.0",
-    "langgraph-prebuilt>=1.0.7,<1.1.0",
+    "langgraph-prebuilt>=1.0.8,<1.1.0",
     "xxhash>=3.5.0",
     "pydantic>=2.7.4",
 ]
diff --git a/libs/langgraph/tests/test_pregel.py b/libs/langgraph/tests/test_pregel.py
index 943695974..61eaa5116 100644
--- a/libs/langgraph/tests/test_pregel.py
+++ b/libs/langgraph/tests/test_pregel.py
@@ -5929,9 +5929,7 @@ def test_no_redundant_put_writes_for_cached_task(
     # Count unique non-null task IDs that got put_writes.
     # Should be exactly 2: the ask task and the entrypoint task.
     # If 3, the cached setup task is being redundantly re-committed.
-    non_null = set(
-        tid for tid in put_writes_task_ids if not tid.startswith("00000000")
-    )
+    non_null = set(tid for tid in put_writes_task_ids if not tid.startswith("00000000"))
     assert len(non_null) == 2, (
         f"Expected 2 task IDs in put_writes (ask + entrypoint), got {len(non_null)}"
     )
diff --git a/libs/langgraph/tests/test_pregel_async.py b/libs/langgraph/tests/test_pregel_async.py
index 66a8d28c1..3956a60b6 100644
--- a/libs/langgraph/tests/test_pregel_async.py
+++ b/libs/langgraph/tests/test_pregel_async.py
@@ -8052,9 +8052,7 @@ async def test_no_redundant_put_writes_for_cached_task(
     # Count unique non-null task IDs that got put_writes.
     # Should be exactly 2: the ask task and the entrypoint task.
     # If 3, the cached setup task is being redundantly re-committed.
-    non_null = set(
-        tid for tid in put_writes_task_ids if not tid.startswith("00000000")
-    )
+    non_null = set(tid for tid in put_writes_task_ids if not tid.startswith("00000000"))
     assert len(non_null) == 2, (
         f"Expected 2 task IDs in put_writes (ask + entrypoint), got {len(non_null)}"
     )
@@ -8095,9 +8093,7 @@ async def test_node_before_interrupt_resume_graph_api(
     config = {"configurable": {"thread_id": "1"}}
 
     # First invocation - setup runs, then ask interrupts on the first topic
-    result = await graph.ainvoke(
-        {"topics": ["a", "b"], "answers": []}, config=config
-    )
+    result = await graph.ainvoke({"topics": ["a", "b"], "answers": []}, config=config)
     assert "__interrupt__" in result
     assert len(result["__interrupt__"]) == 1
     assert result["__interrupt__"][0].value == "Whats the answer for topic 1?"
diff --git a/libs/langgraph/uv.lock b/libs/langgraph/uv.lock
index 04129904e..a5186b591 100644
--- a/libs/langgraph/uv.lock
+++ b/libs/langgraph/uv.lock
@@ -1367,7 +1367,7 @@ wheels = [
 
 [[package]]
 name = "langgraph"
-version = "1.0.8"
+version = "1.0.9"
 source = { editable = "." }
 dependencies = [
     { name = "langchain-core" },
@@ -1735,7 +1735,7 @@ test = [
 
 [[package]]
 name = "langgraph-prebuilt"
-version = "1.0.7"
+version = "1.0.8"
 source = { editable = "../prebuilt" }
 dependencies = [
     { name = "langchain-core" },
diff --git a/libs/prebuilt/pyproject.toml b/libs/prebuilt/pyproject.toml
index feed92deb..b481e1c0e 100644
--- a/libs/prebuilt/pyproject.toml
+++ b/libs/prebuilt/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "langgraph-prebuilt"
-version = "1.0.7"
+version = "1.0.8"
 description = "Library with high-level APIs for creating and executing LangGraph agents and tools."
 authors = []
 requires-python = ">=3.10"
diff --git a/libs/prebuilt/uv.lock b/libs/prebuilt/uv.lock
index 72c32d54a..109c99461 100644
--- a/libs/prebuilt/uv.lock
+++ b/libs/prebuilt/uv.lock
@@ -268,7 +268,7 @@ wheels = [
 
 [[package]]
 name = "langgraph"
-version = "1.0.8"
+version = "1.0.9"
 source = { editable = "../langgraph" }
 dependencies = [
     { name = "langchain-core" },
@@ -489,7 +489,7 @@ test = [
 
 [[package]]
 name = "langgraph-prebuilt"
-version = "1.0.7"
+version = "1.0.8"
 source = { editable = "." }
 dependencies = [
     { name = "langchain-core" },
diff --git a/libs/sdk-py/uv.lock b/libs/sdk-py/uv.lock
index 88ba31b82..e0df98114 100644
--- a/libs/sdk-py/uv.lock
+++ b/libs/sdk-py/uv.lock
@@ -265,7 +265,7 @@ wheels = [
 
 [[package]]
 name = "langgraph"
-version = "1.0.8"
+version = "1.0.9"
 source = { editable = "../langgraph" }
 dependencies = [
     { name = "langchain-core" },
@@ -396,7 +396,7 @@ test = [
 
 [[package]]
 name = "langgraph-prebuilt"
-version = "1.0.7"
+version = "1.0.8"
 source = { editable = "../prebuilt" }
 dependencies = [
     { name = "langchain-core" },