Research MCP Servers for OpenAI Agents SDK

Space Feeds MCP.

Spaceflight News MCP.

Statistics Norway (SSB) PxWebApi MCP.

Statistics Estonia (andmed.stat.ee) PxWeb MCP. Keyless.

Statistics Greenland (Statistics Greenland) PxWeb MCP.

Statbel — Statistics Belgium (be.STAT / bestat) open data MCP.

StatCan MCP — Statistics Canada (StatCan) via the Web Data Service (WDS).

STATEC (National Institute of Statistics and Economic Studies) of Luxembourg

Statistics Finland (StatFin) PxWeb MCP.

STRING-DB MCP — protein-protein interaction networks.

Trademarks MCP — US trademark search + record lookup

Trove MCP.

Unpaywall MCP — open-access lookup for scholarly papers (free, no key)

US ISO Grid MCP — real-time electricity generation, fuel mix, demand,

USGS Volcano MCP — Volcano Hazards Program HANS-public feed (no auth)

VizieR MCP — CDS astronomical catalogue access.

WHO GHO MCP — World Health Organization Global Health Observatory (free, no auth)

Wikidata MCP — wraps Wikidata API (wikidata.org/w/api.php)

Wikipedia MCP — wraps Wikipedia REST API (free, no auth)

Wikiquote MCP — sourced quotations

Provide structured access to ClinicalTrials.gov data for searching, retrieving, and analyzing clin…