Support for pgvector v0.5.0

We are pleased to announce support for pgvector v0.5.0 on Neon. This new version introduces:

  • Hierarchical Navigable Small Worlds (HNSW) indexing for faster retrieval
  • Faster distance functions
  • Parallel builds for ivfflat indexes

If you already use pgvector with Neon, you can upgrade by running the following command:

ALTER EXTENSION vector UPDATE TO '0.5.0';