Vector Search

Etherscan MCP — multichain block-explorer API (Etherscan V2)

ANZCTR — the Australian New Zealand Clinical Trials Registry (anzctr.org.au, run by the NHMRC…

Adams County GIS — Adams County, Colorado open geospatial data (ArcGIS).

Fairfax County GIS — Fairfax County, Virginia open geospatial data (ArcGIS).

ESPN MCP — keyless multi-sport live scores, teams, and news via ESPN's public site API.

WakaTime MCP.

Dukes County GIS — Dukes County, Massachusetts open geospatial data (ArcGIS).

Mississippi Code of 1972 (Annotated) — state statutes by citation, and a chapter list by title.…

California Grants Portal MCP — open State of California grant funding opportunities (keyless).

Congress MCP — US Congress bill/law/member data via the official congress.gov API (Library of…

OpenAQ MCP — global air-quality measurements via the OpenAQ v3 API.

Altos Research MCP — Real estate market intelligence

Korea Government Procurement MCP — KONEPS (나라장터 / g2b) open bids and procurement vendors, via BOIM…

NPS MCP — US National Park Service (free key, generous limits)

OpenCitations MCP — citation index (COCI + general Index API).

ORCID MCP — public records.

Apollo.io MCP — company and people data via api.apollo.io, the caller's OWN Apollo account (fleet…

New York Fed Markets Data APIs — markets.newyorkfed.org, keyless JSON, no auth wall.…

NOAA NCEI MCP — the national climate archive, via the keyless Access services

Spain consolidated legislation — Agencia Estatal Boletín Oficial del Estado (BOE), open-data API.