Performance on danilchenko.devhttps://danilchenko.dev/tags/performance/Recent content in Performance on danilchenko.devHugoen-usMon, 13 Apr 2026 06:00:00 +0000Python 3.14 Free-Threading: Real Benchmarks, Real Breakage, Real Codehttps://danilchenko.dev/posts/python-314-free-threading/Mon, 13 Apr 2026 06:00:00 +0000https://danilchenko.dev/posts/python-314-free-threading/Python 3.14 drops the GIL for good. Real benchmarks show 3.5x speedups on 4 cores. See which libraries break and how to install the free-threaded build.