Side-by-side comparison · open source
pgvector vs VectorChord
What we have checked about each, line by line. Every value shows where it came from and when we last confirmed it.
Open Source
pgvector
Open-source vector similarity search for Postgres
Open Source
VectorChord
Scalable, fast, and disk-friendly vector search in Postgres, the successor of pgvecto.rs.
Checked facts
Line by line
| Measure | pgvector | VectorChord |
|---|---|---|
| Latest version | Not checked yet | 1.1.1 (for 28 Feb 2026) |
| GitHub stars | 23,161 | 1,802 |
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