Materials Project vs Postgres
Side-by-side comparison of two Model Context Protocol servers. Pick the right one for Claude Desktop, Claude Code, or Cursor.
Provides direct access to the Materials Project database for querying crystal structures, electronic properties, phonon data, magnetic properties, and thermodyn
Comparison
| Feature | Materials Project | Postgres |
|---|---|---|
| Pricing | Free | Free |
| Installs | — | 1 |
| Rating | — | — |
| Verified | — | — |
| Hosted | — | — |
| Tools | — | 4 |
| Category | data | data |
| Author | benedictdebrah | Anthropic |
| Repo | benedictdebrah/materials-project-mcp | crystaldba/postgres-mcp |
When to pick Materials Project
Provides direct access to the Materials Project database for querying crystal structures, electronic properties, phonon data, magnetic properties, and thermodynamic stability through 23 specialized tools designed for materials science research.
When to pick Postgres
Connect Claude to any Postgres. Ask questions in English, get SQL + results. Schema-aware, read-only safe mode by default.
Looking for something else? Browse all MCPs or check trending this week.