diff --git a/CHANGELOG.md b/CHANGELOG.md
index 899d1d90..e7f0422e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Changelog
 
+## [1.22.0] - 2026-08-18
+
+### Other Changes
+- feat(payments): add MPP, x402 upto, and Quick Create support (#643) (66a68e3)
+
 ## [1.21.0] - 2026-08-06
 
 ### Other Changes
diff --git a/pyproject.toml b/pyproject.toml
index 70e7e9f2..24e0ef15 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "bedrock-agentcore"
-version = "1.21.0"
+version = "1.22.0"
 description = "An SDK for using Bedrock AgentCore"
 readme = "README.md"
 requires-python = ">=3.10"
diff --git a/uv.lock b/uv.lock
index 5f083e45..ca504ada 100644
--- a/uv.lock
+++ b/uv.lock
@@ -3,12 +3,12 @@ revision = 3
 requires-python = ">=3.10"
 resolution-markers = [
     "python_full_version >= '3.13' and extra != 'extra-17-bedrock-agentcore-a2a' and extra == 'extra-17-bedrock-agentcore-a2a-v1'",
-    "python_full_version >= '3.11' and python_full_version < '3.13' and extra != 'extra-17-bedrock-agentcore-a2a' and extra == 'extra-17-bedrock-agentcore-a2a-v1'",
-    "python_full_version < '3.11' and extra != 'extra-17-bedrock-agentcore-a2a' and extra == 'extra-17-bedrock-agentcore-a2a-v1'",
     "python_full_version >= '3.13' and extra == 'extra-17-bedrock-agentcore-a2a' and extra != 'extra-17-bedrock-agentcore-a2a-v1' and extra != 'group-17-bedrock-agentcore-dev'",
-    "python_full_version < '3.13' and extra == 'extra-17-bedrock-agentcore-a2a' and extra != 'extra-17-bedrock-agentcore-a2a-v1' and extra != 'group-17-bedrock-agentcore-dev'",
     "python_full_version >= '3.13' and extra != 'extra-17-bedrock-agentcore-a2a' and extra != 'extra-17-bedrock-agentcore-a2a-v1'",
+    "python_full_version >= '3.11' and python_full_version < '3.13' and extra != 'extra-17-bedrock-agentcore-a2a' and extra == 'extra-17-bedrock-agentcore-a2a-v1'",
     "python_full_version >= '3.11' and python_full_version < '3.13' and extra != 'extra-17-bedrock-agentcore-a2a' and extra != 'extra-17-bedrock-agentcore-a2a-v1'",
+    "python_full_version < '3.11' and extra != 'extra-17-bedrock-agentcore-a2a' and extra == 'extra-17-bedrock-agentcore-a2a-v1'",
+    "python_full_version < '3.13' and extra == 'extra-17-bedrock-agentcore-a2a' and extra != 'extra-17-bedrock-agentcore-a2a-v1' and extra != 'group-17-bedrock-agentcore-dev'",
     "python_full_version < '3.11' and extra != 'extra-17-bedrock-agentcore-a2a' and extra != 'extra-17-bedrock-agentcore-a2a-v1'",
 ]
 conflicts = [[
@@ -456,7 +456,7 @@ wheels = [
 
 [[package]]
 name = "bedrock-agentcore"
-version = "1.21.0"
+version = "1.22.0"
 source = { editable = "." }
 dependencies = [
     { name = "boto3" },