From d1e2ff0561a8b0b09212d0795c9d7b390a5de23a Mon Sep 17 00:00:00 2001
From: Nick Hollon <nick.hollon@langchain.dev>
Date: Fri, 22 May 2026 12:52:05 -0400
Subject: [PATCH] release(checkpoint): 4.1.1 (#7890)
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## Summary

Bumps `langgraph-checkpoint` `4.1.0` → `4.1.1` and updates all
downstream `uv.lock` files.

## Test plan

- [x] `make format` / `make lint` / `make test` from `libs/checkpoint/`
---
 libs/checkpoint-conformance/uv.lock | 2 +-
 libs/checkpoint-postgres/uv.lock    | 2 +-
 libs/checkpoint-sqlite/uv.lock      | 2 +-
 libs/checkpoint/pyproject.toml      | 2 +-
 libs/checkpoint/uv.lock             | 2 +-
 libs/langgraph/uv.lock              | 2 +-
 libs/prebuilt/uv.lock               | 2 +-
 libs/sdk-py/uv.lock                 | 2 +-
 8 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/libs/checkpoint-conformance/uv.lock b/libs/checkpoint-conformance/uv.lock
index 8251c6f63..021cc2531 100644
--- a/libs/checkpoint-conformance/uv.lock
+++ b/libs/checkpoint-conformance/uv.lock
@@ -279,7 +279,7 @@ wheels = [
 
 [[package]]
 name = "langgraph-checkpoint"
-version = "4.1.0"
+version = "4.1.1"
 source = { editable = "../checkpoint" }
 dependencies = [
     { name = "langchain-core" },
diff --git a/libs/checkpoint-postgres/uv.lock b/libs/checkpoint-postgres/uv.lock
index 1c2c2cb87..5a6d6a3a6 100644
--- a/libs/checkpoint-postgres/uv.lock
+++ b/libs/checkpoint-postgres/uv.lock
@@ -276,7 +276,7 @@ wheels = [
 
 [[package]]
 name = "langgraph-checkpoint"
-version = "4.1.0"
+version = "4.1.1"
 source = { editable = "../checkpoint" }
 dependencies = [
     { name = "langchain-core" },
diff --git a/libs/checkpoint-sqlite/uv.lock b/libs/checkpoint-sqlite/uv.lock
index 82b9b72b7..c16c3ae11 100644
--- a/libs/checkpoint-sqlite/uv.lock
+++ b/libs/checkpoint-sqlite/uv.lock
@@ -285,7 +285,7 @@ wheels = [
 
 [[package]]
 name = "langgraph-checkpoint"
-version = "4.1.0"
+version = "4.1.1"
 source = { editable = "../checkpoint" }
 dependencies = [
     { name = "langchain-core" },
diff --git a/libs/checkpoint/pyproject.toml b/libs/checkpoint/pyproject.toml
index 17333e5c2..db8c2bf46 100644
--- a/libs/checkpoint/pyproject.toml
+++ b/libs/checkpoint/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "langgraph-checkpoint"
-version = "4.1.0"
+version = "4.1.1"
 description = "Library with base interfaces for LangGraph checkpoint savers."
 authors = []
 requires-python = ">=3.10"
diff --git a/libs/checkpoint/uv.lock b/libs/checkpoint/uv.lock
index 07649600b..d37cee8e1 100644
--- a/libs/checkpoint/uv.lock
+++ b/libs/checkpoint/uv.lock
@@ -300,7 +300,7 @@ wheels = [
 
 [[package]]
 name = "langgraph-checkpoint"
-version = "4.1.0"
+version = "4.1.1"
 source = { editable = "." }
 dependencies = [
     { name = "langchain-core" },
diff --git a/libs/langgraph/uv.lock b/libs/langgraph/uv.lock
index 19d0ad57a..566ec76d5 100644
--- a/libs/langgraph/uv.lock
+++ b/libs/langgraph/uv.lock
@@ -1563,7 +1563,7 @@ wheels = [
 
 [[package]]
 name = "langgraph-checkpoint"
-version = "4.1.0"
+version = "4.1.1"
 source = { editable = "../checkpoint" }
 dependencies = [
     { name = "langchain-core" },
diff --git a/libs/prebuilt/uv.lock b/libs/prebuilt/uv.lock
index 2911f03cb..dc2fad1da 100644
--- a/libs/prebuilt/uv.lock
+++ b/libs/prebuilt/uv.lock
@@ -369,7 +369,7 @@ test = [
 
 [[package]]
 name = "langgraph-checkpoint"
-version = "4.1.0"
+version = "4.1.1"
 source = { editable = "../checkpoint" }
 dependencies = [
     { name = "langchain-core" },
diff --git a/libs/sdk-py/uv.lock b/libs/sdk-py/uv.lock
index ec9891d7e..587e3146d 100644
--- a/libs/sdk-py/uv.lock
+++ b/libs/sdk-py/uv.lock
@@ -382,7 +382,7 @@ test = [
 
 [[package]]
 name = "langgraph-checkpoint"
-version = "4.1.0"
+version = "4.1.1"
 source = { editable = "../checkpoint" }
 dependencies = [
     { name = "langchain-core" },