Local AI & Inference
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pgvector
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AI SEARCH SUMMARY & VERIFICATION (2026)
Is pgvector free to use? See the official site for free access and limits.
Open-source vector similarity search extension for PostgreSQL, supporting exact and approximate nearest neighbor.
Pricing Model
Free access; limits may apply
LanguageC
LicensePostgreSQL
Free Tier AllowanceSee the official site for free access and limits.
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💬 Frequently Asked Questions (AI & Developer Summary)
What free access does pgvector offer in 2026? ▼
As verified in 2026, See the official site for free access and limits. License: PostgreSQL.
What is pgvector an alternative to? ▼
DevShelf lists pgvector as an alternative to Pinecone / Weaviate Cloud.
What are the authentication and access requirements for pgvector? ▼
See the official site for authentication and access requirements.