Umbrella MCP: payment preflight, auth watch, HIP-3 trade preflight, velocity checks
Connect Remote server
claude mcp add --transport http mcp https://api.paystage.xyz/mcp
{
"mcpServers": {
"mcp": {
"url": "https://api.paystage.xyz/mcp"
}
}
}
{
"servers": {
"mcp": {
"type": "http",
"url": "https://api.paystage.xyz/mcp"
}
}
}
Settings > Connectors > Add custom connector
URL: https://api.paystage.xyz/mcp
Tools 1 found in our last check
evaluate_mcp_paymentDecide whether an x402 payment should be signed, against a policy. Returns pay, review or do_not_pay with the rule that fired.
Details
| Endpoint | https://api.paystage.xyz/mcp (Streamable HTTP) |
| Package | @paystage/[email protected] (NPM, stdio) |
| First published | 12 Nov 2026 |
| Last updated | 12 Nov 2026 |
| Registry name | io.github.base-buzz/mcp |
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