x402 resource directory

Find paid HTTP operations and MCP tools by URL, host, method or tool name. Compare payment terms across networks and catalogs.

Distinct HTTP URLs
156,729
Distinct MCP URLs
43
Catalog observations
271,703
URLs with a 402 in 7 days
130
Network identifiers
179

These results as JSON · Clear filters

HTTP https://apiaudit.madebydevx.com/v1/quick · 1 observation
Quick API health check for agents: send one public API endpoint URL and get a 3-sample spot check for $0.09 USDC on Base: grade A-F, score, production-ready yes/no, median/p95 latency, success rate and the top 3 issues with concrete fixes (security headers, CORS, HTTPS redirect, JSON consistency). Unreachable targets not charged. Full 10-sample audit with every finding and cert expiry: POST /v1/audit ($9). By DevX.

Apiaudit profile

  • Base · exact
    $0.0900 (USDC)
    Recipient 0xB3cDDccEe6B150c8efFD55B961afc0Ecefe7f247
    Coinbase CDP · seen
    Coinbase CDP reports 4 calls and 3 unique payers in 30 days. Last call .
POST https://apiaudit.madebydevx.com/v1/quick · 1 observation
Quick API health check for agents: send one public API endpoint URL and get a 3-sample spot check for $0.09 USDC on Base: grade A-F, score, production-ready yes/no, median/p95 latency, success rate and the top 3 issues with concrete fixes (security headers, CORS, HTTPS redirect, JSON consistency). Unreachable targets not charged. Full 10-sample audit with every finding and cert expiry: POST /v1/audit ($9). By DevX.

Apiaudit profile

  • Base · exact
    $0.0900 (USDC)
    agentic.market · seen

Counts describe directory coverage, including testnets. Each resource groups the same URL, HTTP method or MCP tool across sources. A catalog sighting records published terms. A live 402 records the endpoint’s reply to an unpaid request.