v3.27.0

punkpeye/fastmcpv3.27.0Jan 19, 2026by github-actions[bot]

AI Summary

Feature release adding support for client_secret_basic authentication method for upstream OAuth token endpoints.

Key Highlights

Added client_secret_basic auth method for upstream token endpoint

New Features

client_secret_basic authentication method

Full Release Notes

# [3.27.0](https://github.com/punkpeye/fastmcp/compare/v3.26.10...v3.27.0) (2026-01-19)


### Features

* **oauth:** add `client_secret_basic` auth method for upstream token endpoint ([#224](https://github.com/punkpeye/fastmcp/issues/224)) ([0ea26ed](https://github.com/punkpeye/fastmcp/commit/0ea26edf310ca749edd30fa92a22e784d9c83c01))