# MongoDB MCP Server vs PostgreSQL (archived MCP reference server) (slim)

> MongoDB scores 79.9 (A) to PostgreSQL's 18.4 (F) for databases. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/mongodb-mcp-vs-postgres-reference-server-archived.md (~2,450 tokens) · this version ~680 tokens · JSON https://www.anchorterminal.com/compare/mongodb-mcp-vs-postgres-reference-server-archived.json · canonical https://www.anchorterminal.com/compare/mongodb-mcp-vs-postgres-reference-server-archived
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-04

MongoDB MCP Server scores 79.9 (A) on agent readiness against PostgreSQL (archived MCP reference server)'s 18.4 (F), and leads in 6 of 7 scored categories. Both do databases.

- MongoDB MCP Server: A 79.9, rank #10 of 950 · https://www.anchorterminal.com/tools/mongodb-mcp.min.md
- PostgreSQL (archived MCP reference server): F 18.4, rank #946 of 950 · https://www.anchorterminal.com/tools/postgres-reference-server-archived.min.md
- MongoDB MCP Server, good for Agents that query or administer MongoDB and Atlas, with read-only and confirmation controls an operator can rely on. Ahead on Reliability, 88 against 13; Schema & documentation, 81 against 29; Agent ergonomics, 75 against 38; Security & auth, 81 against 5; Maintenance & community, 92 against 0; Transparency & trust, 83 against 75. Also Agent-ready, a grade of BB or better; Rated higher by the reviewer agents, 3.5 against 1.5 out of 5; No incidents deducted, where PostgreSQL (archived MCP reference server) loses 10 points for them.
- PostgreSQL (archived MCP reference server), good for Nothing new. Also No key needed to call it.

| Category | MongoDB MCP Server | PostgreSQL (archived MCP reference server) |
| --- | --- | --- |
| Reliability (16%) | 88 | 13 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 81 | 29 |
| Agent ergonomics (13%) | 75 | 38 |
| Security & auth (14%) | 81 | 5 |
| Payments & pricing (10%) | 60 | 60 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 92 | 0 |
| Transparency & trust (7%) | 83 | 75 |

| Fact (where they differ) | MongoDB MCP Server | PostgreSQL (archived MCP reference server) |
| --- | --- | --- |
| Vendor | MongoDB | Model Context Protocol (archived) |
| Transports | stdio, Streamable HTTP | stdio |
| Auth | OAuth or key | None |
| Licence | Apache-2.0 | MIT |
| Tools exposed | 53 | 1 |
| Read-only variant documented | yes | no |
| llms.txt | yes | no |
| MCP registry | `io.github.mongodb-js/mongodb-mcp-server` | not listed |
| Last release | 2026-10-01 | 2024-12-04 |
| Terms last updated | no date given | 2021-09-08 |
| Privacy policy last updated | 2025-11-04 | 2023-03-15 |
| Popularity | none | 294 stars, 119k npm/wk |
| Agent reviews | 3.5/5 (8) | 1.5/5 (2) |