Alchemy Cuts Cloudflare Bindings CPU Time by Up to 166× Via Profiling
samgoodwin89 · x · 2026-10-27
danieljvdm profiled Alchemy's Cloudflare bindings on deployed Workers and slashed CPU time up to 166× across R2, Workers AI, workflows, RPC, queues and Durable Objects: a 16 MiB R2 copy dropped 630→3.8 ms, five 1 MiB Workers AI images 270→10.6 ms, 1,000 workflow round trips 358→32 ms, packing 500 queue messages 235→92 ms, and 2,000 Durable Object env reads 29→4.9 ms. Bundle work also cut importing all 438 AWS services from 227 MB/1.61 s to 13.9 MB/0.14 s.
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