"Using PostgreSQL to Execute Queries" matching MCP connectors:
GET /v1/connectors — MCP directory API referenceMatching Connector Tools:
Official MCP: continuous supply-chain risk monitoring and early warning, not a one-off report. Register and create a key at https://supplygraph.ai/zk_chat_os/dashboard/dashboard.html — if you are not signed in you will be redirected to login; new users can register there. After login, open A2A / MCP and click Create Production Key or Create Sandbox Key. Send the header as Bearer <api_key> (one Bearer prefix, then the raw key). Optional for initialize and tools/list; required for tools/call.
Geocode, reverse geocode, and run Overpass spatial queries on OpenStreetMap data.
Convert WGS84 coordinates to the latest available administrative loc_id chain.
Retrieve loc_id boundary metadata, polygons, scopes, comparisons, and bounded exports.
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.
Shared memory for AI agents. One address per fact, one signature you check. No key to read.
Resolve coordinates and geographic identifiers to loc_id, crosswalks, boundaries, and exports.
Open manufacturing and maker facility locations for country and facility-type queries.
Geospatial MCP server for earthquake, tsunami, volcano, disaster, and FX data queries.
Where to buy a whole grocery list today: local prices, per-unit and cross-store comparison.
AI access to Mapbox docs, API references, style specs, and guides. No token required.
Plan US National Park Service trips — parks, alerts, campgrounds, things to do, events.
Every place to play tennis in New York City: which you walk on to, which take a booking.
NOAA and ECMWF weather forecast MCP for discovery, validation, and GribStream OAuth queries.
Directory and marketplace of local businesses and independent professionals. Find who does a job near a user, see ratings and prices, and get a direct link to request a quote and pay. Two tools: search_providers finds businesses by what they do (Spanish or English, resolves synonyms, optional lat and lng) and get_business returns one business detail: services, ratings, product catalog with prices, and the quote-and-pay link. Stateless streamable-http, no auth.
OpenTopography global DEM rasters + point queries (free key)
Gwinnett County, GA zoning and land use. Resolves an address to its governing jurisdiction.
Pay-per-call where-and-when-to-operate signals from official local statistics.
Walk, bike, and transit travel times from every US census block to nearby amenities.
Agenda Rio — events and cultural agenda for Rio de Janeiro: shows, exhibitions, and things to do.
