Cairn Index vs PostgreSQL
Side-by-side comparison of two Model Context Protocol servers. Pick the right one for Claude Desktop, Claude Code, or Cursor.
Local hybrid index (FTS5 + vector embeddings + AST graph) over a single sqlite file. Curate, ingest, retrieve.
Read-only database access with schema inspection.
Comparison
| Feature | Cairn Index | PostgreSQL |
|---|---|---|
| Pricing | Free | Free |
| Installs | — | — |
| Rating | — | — |
| Verified | — | |
| Hosted | — | — |
| Tools | — | — |
| Category | data | data |
| Author | brightside_solutions | modelcontextprotocol |
| Repo | mrsirg97-rgb/cairn | modelcontextprotocol/servers-archived |
When to pick Cairn Index
Local hybrid index (FTS5 + vector embeddings + AST graph) over a single sqlite file. Curate, ingest, retrieve.
When to pick PostgreSQL
Read-only database access with schema inspection.
Looking for something else? Browse all MCPs or check trending this week.