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Announcing Cloudflare K2: serverless event streams

Technology · en

Announcing Cloudflare K2: serverless event streams

Cloudflare Blog · Official source · Oct 1, 2026, 1:00 PM UTC

Cloudflare K2 is a serverless event streaming service built directly on top of R2 object storage for high-scale data movement and long-term retention. By decoupling producers and consumers at the edge, K2 enables durable, ordered log streams without the operational overhead of traditional broker clusters.