Upstash is a serverless data platform for developers. Its Redis service supports caching, sessions, rate limiting, and other application data needs. Vector provides semantic search, QStash handles HTTP messaging and scheduling, and Workflow coordinates durable application tasks.

Developers can manage resources through a web console and connect applications using HTTP APIs and SDKs. The platform offers free tiers alongside usage-based and fixed pricing options, with limits and features varying by product and plan.