Verify your agent's x402 payment flow for free on Base Sepolia testnet before real money moves.
Connect Remote server
claude mcp add --transport http micropay-test-suite https://micropay-test-suite.netlify.app/api/mcp
{
"mcpServers": {
"micropay-test-suite": {
"url": "https://micropay-test-suite.netlify.app/api/mcp"
}
}
}
{
"servers": {
"micropay-test-suite": {
"type": "http",
"url": "https://micropay-test-suite.netlify.app/api/mcp"
}
}
}
Settings > Connectors > Add custom connector
URL: https://micropay-test-suite.netlify.app/api/mcp
Tools 1 found in our last check
check_payment_flowVerifies an agent's x402 payment flow against a free Base Sepolia testnet endpoint. Call with no arguments first to get back the payment-required challenge (price, network, payTo). Sign it with your x402 client, then call again passing paymentSignature as the encoded PAYMENT-SIG…
Details
| Endpoint | https://micropay-test-suite.netlify.app/api/mcp (Streamable HTTP) |
| First published | 26 Jul 2026 |
| Last updated | 26 Jul 2026 |
| Registry name | app.netlify.micropay-test-suite/micropay-test-suite |
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