MCP Servers

Multi-tenant HTTP 402 infrastructure gateway and stdio MCP server for machine payments.

Find and vet x402 payment APIs before your agent pays one: uptime, price, on-chain volume.

177 crypto market intel endpoints with auto x402 USDC micropayments from your AI agent

MCP server for Hermes Asia x402 CN/JP market intelligence via USDC on Base. 8 endpoints.

Pay-per-call web extraction: clean text, metadata, links, JSON-LD, change detection. USDC on Base.

Cryptographic receipts for AI outputs on Base or Solana via x402.

Free MCP server: compute a GitHub repo maintenance/abandonment health score from live data.

x402 Endpoint Scanner — a free local health probe for x402 paid endpoints as an MCP server.

Pay-per-call MCP tools (crypto/DeFi data, web reading, AI tasks) in USDC over x402 on Base.

melis x402 Tools — 22 pay-per-call APIs for AI agents. No accounts, no API keys. USDC on Base.

MCP server for no-payment x402 surface triage, 402 Index health checks, and paid review handoff.

Trust & reliability data for x402 endpoints before your agent pays them.