chore(main): release 6.4.1 (#962)

Co-authored-by: aao-ipr-bot[bot] <279263549+aao-ipr-bot[bot]@users.noreply.github.com>

Author: aao-ipr-bot[bot]

.release-please-manifest.json

@@ -1,3 +1,3 @@
 {
-  ".": "6.4.0"
+  ".": "6.4.1"
 }

CHANGELOG.md

@@ -1,5 +1,12 @@
 # Changelog
 
+## [6.4.1](https://github.com/adcontextprotocol/adcp-client-python/compare/v6.4.0...v6.4.1) (2026-06-28)
+
+
+### Performance Improvements
+
+* **types:** defer pydantic core-schema builds to cut import memory ([#959](https://github.com/adcontextprotocol/adcp-client-python/issues/959)) ([f418961](https://github.com/adcontextprotocol/adcp-client-python/commit/f4189611740fdc4eaf4e7e514a16e6f17d07598e))
+
 ## [6.4.0](https://github.com/adcontextprotocol/adcp-client-python/compare/v6.3.1...v6.4.0) (2026-06-20)
 
 

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "adcp"
-version = "6.4.0"
+version = "6.4.1"
 description = "Official Python client for the Ad Context Protocol (AdCP)"
 authors = [
     {name = "AdCP Community", email = "maintainers@adcontextprotocol.org"}