Research MCP Servers for HTTP / API

Search and analyze ClinicalTrials.gov: trials by keyword/condition/drug/status/phase, one study's…

Crossref MCP — wraps the Crossref REST API (academic papers, free, no auth)

World Bank Data360 MCP — the World Bank's modern unified data platform.

Harvard Dataverse MCP.

Argentina 'Series de Tiempo' MCP — national time-series API (apis.datos.gob.ar).

DBLP MCP — Computer Science bibliography

Destatis MCP — Germany's official statistics (Destatis GENESIS-Online).

DigitalNZ MCP.

EBI OLS4 MCP — Ontology Lookup Service.

eBird MCP — Cornell Lab of Ornithology citizen-science bird observations

Education Data MCP — US K-12 schools, districts, funding and child poverty.

eLife MCP — keyless open-access life-sciences & biomedical journal articles.

Energi Data Service (Energinet) MCP — Denmark's official open energy data.

US EPA Envirofacts MCP.

e-Stat (Japan) MCP — government statistics

Europeana MCP.

FAOSTAT MCP — the UN Food and Agriculture Organization's statistics service.

FBI Crime Data Explorer MCP — UCR/NIBRS statistics

GISTEMP MCP — NASA Goddard Institute for Space Studies Surface Temperature

GovData.de MCP — Germany's national open-data portal (CKAN API).

GTEx MCP.