AACT Clinical Trials Server vs Postgres
Side-by-side comparison of two Model Context Protocol servers. Pick the right one for Claude Desktop, Claude Code, or Cursor.
Enables querying clinical trial data from the AACT database (ClinicalTrials.gov) using natural language through tools like list_tables, describe_table, and read
Comparison
| Feature | AACT Clinical Trials Server | Postgres |
|---|---|---|
| Pricing | Free | Free |
| Installs | — | 1 |
| Rating | — | — |
| Verified | — | — |
| Hosted | Hosted | — |
| Tools | — | 4 |
| Category | data | data |
| Author | fastmcp-me | Anthropic |
| Repo | fastmcp-me/aact_mcp | crystaldba/postgres-mcp |
When to pick AACT Clinical Trials Server
Enables querying clinical trial data from the AACT database (ClinicalTrials.gov) using natural language through tools like list_tables, describe_table, and read_query.
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.