MCP servers for HTTP / API

Cadastur: Prestadores, official-source lookup. Platform-hosted, pay per query with prepaid credit.

Live UK golf equipment prices: retailer offers, price history and deal ratings in GBP.

Looks up the National Family Farming Registry (CAF) of an individual from the CPF. Platform-hosted,

Looks up the National Family Farming Registry (CAF) of a company from the CNPJ. Platform-hosted, no

Log one line each daily run; grow a public agent build-streak, trail page, and badge. No signup.

Connect your Caixa Econômica Federal account to AI via Brazil's Open Finance: balances, statements,

Connect your Caixa Tem account to AI via Brazil's Open Finance: balances, statements, cards, investm

Read your Cakto sales: orders, revenue analytics, subscriptions, churn, customers and products.

Author and validate Calaf workspace seeds against the app's real importer. No account needed.

88 free engineering calculators: RF link budgets, LoRa/Meshtastic, PCB, solar, homelab. Keyless.

Calcul Brut en Net: the site's own MCP server — dataset, enquiry (enquiry = a human handoff, not...

Deterministic calculator letting an LLM evaluate, simplify and verify mathematical computations.

Publish a live calculator, tracker, tool, or game from Cursor, Claude, or ChatGPT.

Alimony calculation for AI: convert alimony set in minimum wages to the current value and update overdue amounts.

Calibvo: the site's own MCP server — dataset; every answer cites the site.

Bitcoin research for AI agents: free answers, specialist Q&A, verification, evidence, timelines.

Paid source-linked California electrical contractor license preflight.

Place AI voice phone calls to Indian (+91) numbers from chat and get back what the person said.

Live hotel rates worldwide: search stays, property detail, all-in room prices, human phone desk.

A calorie MCP that looks up calories and macros from a 4M+ food catalog, not model guesses.

Hosted Google Ads MCP: build Search, PMax, Display and YouTube campaigns, approve each change, undo.