Search every indexed x402 resource in one place. Compare capabilities, networks, request methods, current availability and published prices, then open the exact endpoint when you are ready to build.
145+ pay-per-call APIs behind one MCP endpoint: social enrichment, OSINT lookups, web scraping, image generation and document intelligence. USDC on Base via x402.
x402-powered API marketplace ('UK's API Marketplace for AI Agents'). ~27 live APIs / 222 endpoints across property, companies, weather, vehicle and financial data. Agents discover and pay per request; settles in USDC on Base. Free to list, 3% platform fee.
On-chain ERC-8004 agent registry indexing 22,000+ AI agents across 17 blockchains. Agents search for peers, register on-chain identities, and build cryptographic reputation — all paid in USDC on Base via x402. Supports MCP, Google A2A, and OASF.
13 general-purpose pay-per-call utility endpoints for agents at a flat $0.005 USDC: web search, URL reading, crypto prices, Wikipedia summaries, news, weather, FX rates, IP geolocation, DNS, trending tokens, stock quotes, WHOIS, and crypto market data.
Pay-per-call cryptocurrency pricing and DeFi yield pool API for AI agents. Provides live token prices and yield data from DefiLlama at $0.002 per call on Base. Free sample endpoint included.
Coinbase's x402 catalogue shrank 43.5% in under a month. The wider resource corpus grew over the same window. Here is what the crawl history shows and why the two are not in conflict.
read insight →The August snapshot of x402 resource evidence by network and provider, with exact-route quote validity, freshness and paid-call status, compared against July.
read insight →A measured comparison of catalogued prices against the price the endpoint really quotes, across 4,251 routes where both figures exist.
read insight →