"Understanding OAuth 2.0 Protocol" matching MCP connectors:

Eligibility-first UK & EU grant discovery, inside ChatGPT and Claude. Checks eligibility before recommending, explains why each grant fits, and cites the funder's own page on every answer — with an honest "competition_risk: unknown" when the data isn't there. 6 tools: search, fetch, find_opportunities, should_apply, explain_opportunity, complete_profile. Transport: Streamable HTTP. Auth: OAuth 2.1 + PKCE. Free to install, no card required.

A Model Context Protocol server that provides Philippine License to Sell (LTS) verification data to LLMs. Built on Cloudflare Workers with Supabase. Public, read-only, no authentication required. Data sourced from the Department of Human Settlements and Urban Development (DHSUD) License to Sell registry and cross-referenced with published real estate projects on REN.PH.

eu-verify lets AI agents verify any European business partner: company existence (official French SIREN registry), insolvency records (BODACC), EU VAT validation before invoicing (VIES), SIRET/IBAN/LEI checks, address and email verification, French business-day deadlines and EU public tenders. 10 paid MCP tools + a free catalog tool, plus 81 HTTP endpoints. Each call costs $0.001-$0.01 in USDC on Base via the x402 protocol - no account, no API key, never billed for failed answers. Official sourc

Pay-per-request FEC campaign finance data for AI agents. Access federal candidate fundraising totals, individual donor contributions, and Super PAC independent expenditures via x402 protocol — no API keys, no subscriptions. Covers all 2026 midterm Senate, House, and Presidential races. Data sourced directly from the Federal Election Commission.

AQUAVIEW MCP is a hosted Model Context Protocol server that gives any LLM agent direct access to 700,000+ oceanographic, atmospheric, and marine datasets from 68 authoritative sources — NOAA, IOOS, World Ocean Database, Argo, GOES-R, NEXRAD, ESA Sentinel, and more. Ask in plain English; the server returns structured results with direct download links for NetCDF, GRIB2, GeoTIFF, and CSV files.

US federal + state law via Ansvar Gateway. Cited, OAuth + paid tier.

Swedish law + work env. via Ansvar Gateway. Cited, OAuth + paid tier.

German law via Ansvar Gateway. Cited, OAuth + paid tier.

EU regulations (GDPR, DORA, NIS2, AI Act, etc.) via Ansvar Gateway. Cited, OAuth + paid.

Dutch law via Ansvar Gateway. Cited, OAuth + paid tier.

Poland KSeF 2.0 national e-invoices for AI agents: issue FA(3) faktura, query by KSeF number.

Hungary NAV Online Szamla 3.0 invoice reporting for AI agents: report invoice data, query status.

Retrieve daily PVPC electricity tariffs for 2.0 TD consumers, published by Red Eléctrica.

Remote MCP for Japan's EDINET DB — 3,800 listed companies' financials & filings (OAuth)

Official German land values (Bodenrichtwerte) for any German address — OAuth-secured MCP server.

EUDI Wallet MCP — EU Digital Identity Wallet under eIDAS 2.0 for AI agent authentication via

Doctrine fiscale française (BOFiP) : recherche, veille et graphe doctrinal. Etalab 2.0.

UK company intelligence MCP server. Search 5.7M companies from Companies House, access 27M iXBRL financial line items, view officers, smart tags, sector ranking, and A-D verdict scores. OAuth 2.1, no API key.

French building permits MCP server with OAuth 2.0 (DCR + PKCE). Access 1.2M Sitadel permits (2014-2026), 4.9M DVF transactions, 94M cadastre parcels, PLU zoning, BRGM risks and property-dealer opportunity scoring through 11 MCP tools. Hosted endpoint, zero install. Compatible with Claude.ai web Custom Connectors.