"DAF" matching MCP servers:

Live market intelligence for AI agents, paid per call in USDC on Base via x402 — no API key or signup. SEC insider trades and insider cluster buying, Polymarket and Kalshi prediction-market odds and 24h movers, 24 US macro indicators with an economic release calendar, and analytics on the x402 agent economy (service rankings, trends, pricing, and a usage-ranked search for paid APIs). Data refreshe

Enables AI models to query and compare Brazilian card machine MDR rates and monthly costs across brands and business profiles, including tools for listing brands and tiers, calculating costs, and ranking options.

An MCP server that enables AI agents to search, pay for, and call paid APIs using the x402 protocol, with automatic USDC settlement.

A stateless, anonymous MCP edge node exposing three paid JSON-RPC tools on Cloudflare Workers: digital-asset rights pre-check, C2C lead sniffing, and portfolio valuation. Requests are metered per call through an x402 testnet paywall (Base Sepolia / Polygon Amoy) with no IP, user-agent, or persistent storage.

Enables querying DETRAN MG vehicle licensing fees and issuing DAE payment slips from the official source, using natural language through any MCP-compatible client.

Enables AI agents to discover and invoke expert booking tools via a Streamable HTTP MCP server, supporting slot search, holds, payments, and human-in-the-loop confirmations with strict validation and time-based contracts.