PaymentOracle — Verifiable Multi-Rail Payment Receipts for Grok
io.tooloracle/paymentoracle
PaymentOracle — ES256K-signed receipts for x402 payments on USDC+EURC (Base) and XRP+RLUSD (XRPL).
client:Grok
transport:streamable-http
Install PaymentOracle — Verifiable Multi-Rail Payment Receipts in Grok
.mcp.json (in your project root)
{
"mcpServers": {
"paymentoracle": {
"type": "http",
"url": "https://tooloracle.io/payments/mcp/"
}
}
}Grok Build reads Claude Code's .mcp.json and Claude Desktop's config unchanged, so a server you have already set up there needs nothing new. The Grok web app and X integration do not take custom servers. Grok docs