Python function bundles now include precompiled bytecode

T1Covered by 1 source · first reported by Vercel (blog + changelog) at 21 Jul, 00:00 UTC

2.8s to 1.3s Vercel now compiles Python functions to bytecode at build time. In our benchmarks, cold starts for the median-sized function dropped from. automatic concurrency scaling Cold starts are already rare in practice. Pre-warmed instances keep at least one function instance active for…