"Using OpenRouter to Access Available Language Models" matching MCP connectors:

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.

Search 14.5M Smithsonian Open Access objects, get CC0 images, find cross-collection connections.

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.

Access the OpenAlex academic research catalog — 270M+ publications.

Access FEC campaign finance data. Query data about candidates, money trails, and election filings.

Natural-language calorie lookup. Send '2 large eggs', get USDA-sourced nutrition data.

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.

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.

MET Museum collection via MCP — 500K+ artworks, metadata, provenance, open-access images.

One MCP endpoint over 75 public PPN APIs: search_apis to discover, execute_api to call. Free tier.

Access US federal award, recipient, agency, and spending analytics data from USAspending.gov.

Free access to 3.3M French & EU court decisions + 1.5M law articles w/ history. 31 read-only tools

Public, read-only access to ~3.9M Romanian companies (data from ONRC, ANAF, and the Ministry of Finance). Five tools: search & filter companies by name, CAEN activity, county, revenue/profit/employee ranges, and VAT status; fetch a company profile by CUI; yearly financial history; public status flags (VAT, insolvency, dissolution, e-Factura); and CAEN activity-code lookup. No authentication required.

Five-to-twelve-cent source-attributed public URL and domain result packs for AI agents.

Read-only MCP access to DSGHT.ai published foresight and country-grounded claim resolution.

Keyless MCP access to official Luxembourg public data: laws, statistics, mobility, and more.

Structured data on wheelchair-accessible & public toilets across Japan for AI agents and travel/accessibility apps. 526 Tokyo stations (each mapped to its nearest station exit) + 612 municipalities. Station names accept Japanese or romaji. Free tier with API key.