PayAPI Market
Search settlement-verified x402 APIs. Discovery is free. Agents pay the provider in USDC on Base.
Connect it
Settings → Connectors → Add custom connector
URL: https://payapi.market/mcpSettings → Apps & Connectors → Advanced → Developer mode
Create connector with URL: https://payapi.market/mcp{
"mcpServers": {
"marketplace": {
"url": "https://payapi.market/mcp"
}
}
}claude mcp add --transport http marketplace https://payapi.market/mcp{
"servers": {
"marketplace": {
"type": "http",
"url": "https://payapi.market/mcp"
}
}
}3 tools, verified live
search_apisread-onlyFree-text search across the live catalogue. Matches listing name, description, category and provider name. Returns settlement-verified listings only unless verified_only is false. Free and read-only; spends nothing.
list_apisread-onlyBrowse the live catalogue, optionally filtered to one category. Omit category for everything. Returns settlement-verified listings only unless verified_only is false. Free and read-only; spends nothing.
get_apiread-onlyFetch a single live listing by its id or slug, including base_url, price range, network and verification state. payment_verified is true if at least one route was paid; verified_routes names each paid route with its on-chain receipt. Also returns a reliability object: score (0 to 100 or null), band (strong, established, thin, caution or unscored) and computed_at. Reliability is a running score fro
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