hermes-agent vs pgvector
A neutral, constraint-first comparison - live GitHub stats and typed relationships, not marketing.
| hermes-agent | pgvector | |
|---|---|---|
| Tagline | nousresearch/hermes-agent | Open-source vector similarity search for Postgres |
| Stars | 211k | 22k |
| Forks | 39k | 1.2k |
| Open issues | 27k | 14 |
| Language | Python | C |
| License | MIT | Other |
| Last pushed | Jul 7, 2026 | Jul 2, 2026 |
| Categories | AI Agents | Vector Databases |
pgvector
pgvector offers exact and approximate nearest neighbor search using various distance measures like L2, inner product, and Jaccard distance. It is compatible with single-precision, half-precision, binary, and sparse vectors.
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