Side-by-side comparison · open source
Chroma vs pgvector
What we have checked about each, line by line. Every value shows where it came from and when we last confirmed it.
Open Source
Chroma
Search infrastructure for AI
Open Source
pgvector
Open-source vector similarity search for Postgres
Checked facts
Line by line
| Measure | Chroma | pgvector |
|---|---|---|
| Latest version | 1.5.9 (for 5 May 2026) | Not checked yet |
| GitHub stars | 29,382 | 23,161 |
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