"Toll" matching MCP connectors:

Crypto news, perps, market pulse, price history and token checks for AI agents. USDC per call.

128 x402 pay-per-call tools. Crypto, swaps, web, AI. Pay USDC per request.

8 pay-per-call agent tools: company card $0.03, page meta $0.002. USDC on Base via x402.

Robinhood Chain checks for agents: coins, devs, ERC-8004 agents, pre-sign check, Stock Token data.

Robinhood Chain checks for agents: coins, LARP, devs, agents, v4 hooks, pre-sign, Stock Tokens.

GF Pick MCP: Saudi import costs and GCC commerce analytics. Free tool; x402 from 0.25 USDC.

On-chain DeFi smart contract auditor, arbitrage scanner, and agent tollbooth via x402 on Base.

Measured venue tolls: fee, spread, slippage, with evidence. list_venues free; get_toll paid.

Token swaps and honeypot/rug checks for AI agents on 8 chains, paid per-call in USDC via x402.