"Free tools or resources that do not require an API" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Threat intel for AI agents: IOCs, CVEs (EPSS/KEV), wallet sanctions and age, domain and URL checks.
Check the factual claims in a draft or an answer: a quick verdict, or a deep check with sources.
Banco Central do Brasil (BCB): SGS series, Focus expectations, PTAX, stats + provenance. 17 tools.
Search and read Edgepedia, a free and growing encyclopedia with citations. No key.
Live power, grid, gas, fiber + data-center capacity to buy or lease in kW/MW — query and cite.
Measured share of answer for 24 crypto and Web3 brands. An open dataset, not an audit of your site.
Measured share of answer for 20 SaaS brands. An open dataset, not an audit of your site.
IBGE: geography, census, economy and health from the official APIs, with provenance. 23 tools.
China A-share market data over MCP: 22 tools for quotes, K-line, financials, money flow, top-trader boards, sectors, macro, convertible bonds and factor screening. Five tools need no API key, so you can connect and try it immediately.
Romanian insolvency intelligence for your AI agent: every company in the Insolvency Proceedings Bulletin (BPI) since 2006, creditor tables, auctions, claim deadlines, and a watchlist with alerts.
30-day x402 history, calendar, DNS, RDAP, LEI, URLs, scraping, text, VAT, QR. Pay-per-call USDC.
It connects with Smart Data models database with more than 1000 open licensed data models and helps you to create applications and systems interoperable with existing standards or real applications
Money, FX, capital-market and metadata-only China macro evidence with source clocks and limits.
Indeed job listings by keyword and location, and full postings, as structured JSON.
Argentine economic statistics from official sources (BCRA, INDEC): FX, inflation, rates, reserves.
US ISO interconnection queues and cited energy data. 25 free queries, then $49/mo or $490/yr.
Google Trends interest over time, by region, and related queries and topics, as JSON.
Read-only flight fares for AI assistants: the cheapest fares a2bflight has seen on thousands of routes, one-way and round trip, each with the day it was seen. Three tools, no auth, no key.
Live job openings from Workday, Greenhouse, Lever, Ashby, Workable and Personio career sites.
Find the organization behind a MAC address or OUI prefix in the IEEE registries. No auth, no key.
