Redis
World's fastest in-memory database for caching, vector search, and NoSQL workloads.
Updated April 2026
Overview
- Website
- redis.io
- Founded
- 2009
- Headquarters
- Mountain View, CA
- Segment
- Data Platforms & Warehouses
- Posture
- Operational & Multi-Model DB
Product overview
Redis provides Redis Cloud (managed service with Essentials from $0.007/hour, Pro from $0.014/hour) and Redis Enterprise Software (annual per-shard subscriptions), supporting caching, vector databases, NoSQL, search, and AI features like LangCache.. Used by Fortune 50 companies, Axis Bank, Character.ai for real-time apps and RAG pipelines. Distinct for extreme speed via in-memory storage, multi-data structures, active-active geo-replication, and seamless integration.
Revenue model
Redis Cloud: tiered subscriptions (Free up to 30MB, Essentials $5+/month at $0.007/GB-hour, Pro $200+/month at $0.014/GB-hour). Redis Enterprise Software: annual per-shard licensing for production, contact sales; free 30-day trial., .
Moat
Redis's key competitive moat is its advanced proprietary features like vector search, real-time indexing, JSON support, and probabilistic data types in Redis 8.0 and Redis Stack, which outpace open-source forks like Valkey and position it as essential infrastructure for AI/ML applications. High switching costs arise from its unique in-memory speed, versatile data structures (e.g., lists, sets, sorted sets), and horizontal scalability via Redis Cluster, making migration to alternatives challenging for performance-critical real-time use cases.