"Web search services that don't require an API key" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
DC Hub is the live data layer for data-center siting that agents can query and cite. Its Data Center Power Index (DCPI) scores where data centers can get grid power across 300+ markets daily. Also 330,000+ mapped power, grid, gas and fiber assets. 94 MCP tools at https://dchub.cloud/mcp plus a REST API at https://dchub.cloud/api/v1. Free tier needs no key; paid plans: dchub.cloud/pricing.
Polish energy performance certificates: pricing, requirements, order, documents, payment link
Find the cheapest EV charging stations in France, Benelux, and Denmark based on your specific car and charging cards.
US ISO interconnection queues and cited energy data. 25 free queries, then $49/mo or $490/yr.
Sourced carbon emission factors + audit-traced calculations an AI can cite.
Real-time electricity prices, carbon intensity, and energy analytics for 41+ zones across Europe, GB, US, and Australia. Query live prices, compare zones, check gas storage, get green scores, and access advanced analytics via MCP.
Operate a network of EV charge points over OCPP: status, sessions, tariffs, prices, remote commands
Real-time electricity prices for AI agents. 40+ countries, 100+ zones. No auth required.
Browse and query the EIA API v2 — electricity, petroleum, natural gas, coal, forecasts via MCP.
Solar and home energy discovery: estimates, incentive sources, guides and contractor options.
Live and historical electricity prices and demand for 25 grids; carbon intensity for GB.
Texas RRC oil & gas wellbores: API numbers, completion dates, depth, plug status
EV chargers near a point and charging networks in AU, NZ, US, UK and Canada. Free, no key.
Solar, weatherization, EV charging, battery and heat-pump decision tools for AI agents.
Road freight, fuel supply and sourcing in West Africa. Only the transport study is paid.
Live US power market prices, load, generation, weather and permits for AI agents.
Compare Japan's household fixed costs: electricity, city gas, fiber and mobile plans, with bundles.
Rooftop solar potential, RGE installer search and quote requests. France only, no API key.
Free independent solar proposal review tool for California homeowners. Audit your solar quote for pr
Real annual cost for every Texas electricity plan, from each retailer's Electricity Facts Label.
