Redis vs Valkey: Features, Performance & Pricing in 2026

Valkey, a fork of Redis maintained under the Linux Foundation, offers an alternative to Redis after its relicensing away from open source. While AWS ElastiCache for Valkey provides a node-based or serverless cache solution within a VPC, suitable for high throughput and single-region applications, Upstash Redis offers a serverless, globally replicated service with HTTPS accessibility, making it ideal for edge, multi-cloud, and browser-based applications. Valkey remains largely command-compatible with Redis but focuses on engine optimization, while Redis has integrated additional features like JSON and time series. Pricing models differ significantly, with ElastiCache charging based on capacity and Upstash on a per-request basis, making Upstash cost-effective for spiky or distributed workloads, while ElastiCache may be more economical for steady, high-throughput scenarios. Both support common Redis data structures, but Upstash's global replication is simpler and more flexible, whereas ElastiCache requires manual configuration for multi-region setups.

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