Weaviate Python Client

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library 4.20.0 ·python
verified Jun 9, 2026 install

Official Python client for the Weaviate vector database. v4 is a complete rewrite from v3 — uses gRPC for data operations (significantly faster), strong typing, collection-centric API, and context manager connection lifecycle. v3 API (weaviate.Client class) removed from the v4 package as of late 2024. Compatible with Weaviate server >= 1.23.7. Supports local, cloud (Weaviate Cloud), and custom deployments.

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