Research MCP Servers for HTTP / API

cBioPortal MCP — cancer genomics portal.

Interact with climate metrics via Riskthinking.AI's CDT Express API in supported AI chat experiences

Directory of Cuban companies, business opportunities and 2026 economic reforms (cemis.io)

CFPB consumer complaints: 18M records, 3.85M archived narratives. Search, counts, trends.

Check that a source really says what your claim says, before you publish. Verbatim, multi-path.

China Customs (GACC English) — monthly merchandise trade statistics.

Structured Chinese official data for AI agents: 426 entries, JSON-LD, read-only. find/get/list

Create surveys, launch them to real human respondents, and read the responses.

Remote MCP server for full read/write access to a Zotero library

Search papers, format citations in 60 styles, and verify bibliographies against scholarly sources.

Find products & standards using a patent - verified targets for licensing or enforcement.

Anonymous feedback from real people by voice or text, with an AI report. Flat price per campaign.

openFDA drug recall records + ClinicalTrials.gov clinical trial search, US federal open…

Clinical trial search and status from ClinicalTrials.gov

Read-only U.S. healthcare dataset metadata, schemas, immutable downloads, and checksums.

Pay-per-call government data over x402: provenance chains, Ed25519 attestations, no API keys.

Coarse moon age 0-29 from UTC day

Coarse moon phase from UTC day

Read coExploro product teardowns: overall, UX and persona scores and top findings.

Business ideas from real public demand, scored with dated evidence. No account needed.

Read-only data on 3.9M Romanian companies: search, profiles, financials, status, CAEN.