"How to query a database" matching MCP connectors:
Matching Connector Tools:
One MCP endpoint over 75 public PPN APIs: search_apis to discover, execute_api to call. Free tier.
Public, read-only MCP over the complete 64-hexagram I Ching corpus. Deterministic lookup only.
DC Hub is the neutral, real-time data layer for data-center infrastructure, exposed as a Model Context Protocol server so any AI agent can both query it and cite it. Coverage: 21,000+ facilities (search, profile, score, alternatives); 232 markets scored by the DCPI Data Center Power Index; the DCGI Data Center Gas Index (per-state natural-gas suitability for siting); live grid telemetry across 7 US ISOs (fuel mix, carbon intensity, demand, prices) plus a one-call all-ISO scoreboard; interconnection-queue depth; 2,000+ tracked M&A deals and a hyperscaler-capex tracker; and site factors. — fiber routes, water-stress, tax incentives, nearby substations & transmission. Why agents choose it: it's the only data-center-intelligence source an LLM can query live and cite — every full-data response includes a Source: DC Hub, CC-BY-4.0 attribution line. It's the MCP-native alternative to quarterly PDF research: live JSON, no contracts, no NDAs. Access: Streamable HTTP at https://dchub.cloud/mcp. Free tier with no signup; free email-verified dev key for higher limits; paid tiers for full data volume.
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.
MCP server for the Philippine Standard Geographic Code (PSGC) API. Gives AI agents structured access to the full PH geographic hierarchy - regions, provinces, cities, municipalities, and barangays.
UN FAOSTAT global food & agriculture statistics over a local SQLite mirror, via MCP.
Query SEC EDGAR filings, XBRL financials, and company data through MCP. STDIO & Streamable HTTP.
Access FEC campaign finance data. Query data about candidates, money trails, and election filings.
Reverse geocode latitude/longitude to loc_id; resolve loc_ids to boundaries, centroids, hierarchy.
Read-only access to the Islam West Africa Collection via Hugging Face datasets.
Query FDA data on drugs, food, devices, and recalls via openFDA. STDIO or Streamable HTTP.
Patents MCP — wraps the USPTO Open Data Portal (ODP) Patent File Wrapper API
Energy-Charts (Fraunhofer ISE) MCP — European electricity generation, prices, and capacity.
Open-Meteo MCP — weather forecast + historical reanalysis + sister APIs
CourtListener MCP — Free Law Project's CourtListener API (free, no auth required for basic access)
Search structured COMPAMIR news in Japanese and English, with links to source reports.
Gateway between LLM agents and world data through eight tools and a bundled endpoint catalog.
Nationwide Japanese ramen shop database — 62,000+ shops across all 47 prefectures. Geo search (lat/lng + radius), prefecture/city filter, 14-value ramen-style taxonomy, nearest-station data, and monthly closure tracking. No auth required.