Weaviate
An open-source, cloud-native vector database combining semantic search, keyword filtering, RAG, and reranking in one query interface.
Strengths
- Hybrid vector and keyword search, with built-in reranking and RAG
- Optional integrated vectorisation for common embedding providers
- REST, gRPC, and GraphQL APIs, plus multi-tenancy and replication
Weaknesses
- Needs a working understanding of embeddings to use well
- Large-scale deployments are resource-intensive
- Setup assumes some database-administration familiarity
At a glance
- Licence
- BSD-3-Clause
- Pricing
- Open core
- Platforms
- Linux, Docker
- GPU required
- No
Links
Works with
Related guides
Glossary
Entry last verified 18 August 2026.