Serializing Per-Key Edge State with Cloudflare Workers Durable Objects
Durable Objects serialize mutations for a single object ID at the edge, preventing lost updates without an external lock.
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cloudflareworkersStateful Edge Logic Without a Database Roundtrip: Durable Objects in Practice
Durable Objects give serialized, strongly consistent state per ID at the edge. Use them as the owner of one entity, keep state under 10 MB, and verify alarms and ID routing locally with wrangler dev.