Recent posts

Test Selection Breaks Before Your Tests Do

10 minute read

In March, a small internal service at Anthropic hit its memory ceiling “by mid-afternoon on most weekdays.” Not the test runners. Not the queue. The thing th...

Free-Threaded Python on a Real Workload

8 minute read

You swap python for python3.14t, run the four-thread benchmark that has been sitting in the repo since the no-GIL argument started, and watch it finish in a ...

Connecting Codex to Google Workspace via MCP

6 minute read

When you work with an AI coding agent like Codex, the real productivity gains come from letting it interact with the systems around your code — not just the ...