ToolAI Tools & APIsv0.7

pgvector

by Supabase / Community · open-source · Last verified 2026-03-17

Open-source PostgreSQL extension for vector similarity search directly in your existing database. Enables storing embeddings alongside relational data with exact and approximate nearest neighbor search.

https://github.com/pgvector/pgvector ↗

B—Above Average

Adoption: AQuality: AFreshness: ACitations: B+Engagement: F

Specifications

License: PostgreSQL
Pricing: open-source
Capabilities: vector-search, sql-integration, exact-search, approximate-search, ivfflat-index
Integrations: langchain, llamaindex, supabase
Use Cases: rag-retrieval, semantic-search, recommendation-systems, hybrid-data-applications
API Available: Yes
SDK Languages: sql, python, ruby, java
Deployment: self-hosted, supabase, aws-rds, azure
Rate Limits: N/A (database extension, depends on host)
Data Privacy: Self-hosted, user-managed; inherits PostgreSQL security
Tags: vector-database, postgresql, extension, sql
Added: 2026-03-17
Completeness: 100%

Index Score

66.3

Adoption

Quality

Freshness

Citations

Engagement

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