Tim Caswell

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Server-Timing response headers will pass through to the client - Vercel

🌐 vercel.comSource

Vercel's CDN will pass through the Server-Timing response header, surfacing backend metrics like database reads and cache hits to the browser beginning August 10, 2026.

#vercel #server #timing #response #cache #photo #article #englishlanguage

5 days ago

How we cut CDN metadata lookup latency by 91%

🌐 vercel.comSource

We replaced per-path CDN routing metadata with indexed shards of bounded size, cutting P99 path metadata lookup latency by 91% and making deployments faster. Here's how we did it.

#vercel #metadata #path #shards #paths #shard #photo #article

5 days ago

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Tim Caswell