We've had macos runners for Github powered by M2 Pros at WarpBuild [0] for a few weeks now.
They are half the price per minute, while being ~25% faster than the equivalent runner github hosted runner `macos-latest-xlarge`
[0] <a href="https://docs.warpbuild.com/runners#macos-m2-pro-on-arm64">https://docs.warpbuild.com/runners#macos-m2-pro-on-arm64</a><p>It's fantastic that the 3vcpu variant is free for public repos on gha on all plans now though.