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PayStage

Official registry Finance and payments

PayStage umbrella: payment preflight, auth watch, and HIP-3 trade preflight

Source code Website

Install

Add this to your client's MCP configuration (Claude Desktop: claude_desktop_config.json; Cursor: .cursor/mcp.json; VS Code and others use the same "mcpServers" shape).

NPM package @paystage/mcp
Claude Code 
claude mcp add paystage -e 'PAYSTAGE_POLICY_PATH=<PAYSTAGE_POLICY_PATH>' -e 'PAYSTAGE_RPC_URL=<PAYSTAGE_RPC_URL>' -- npx -y @paystage/mcp@0.2.0
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "paystage": {
            "command": "npx",
            "args": [
                "-y",
                "@paystage/mcp@0.2.0"
            ],
            "env": {
                "PAYSTAGE_POLICY_PATH": "<PAYSTAGE_POLICY_PATH>",
                "PAYSTAGE_RPC_URL": "<PAYSTAGE_RPC_URL>"
            }
        }
    }
}

Environment variables

  • PAYSTAGE_POLICY_PATH Path to policy.json spending rules
  • PAYSTAGE_RPC_URL Base RPC URL override

Frequently asked questions

What is PayStage?

PayStage umbrella: payment preflight, auth watch, and HIP-3 trade preflight

How do I install PayStage?

It runs on your machine. In Claude Code: claude mcp add paystage -e 'PAYSTAGE_POLICY_PATH=<PAYSTAGE_POLICY_PATH>' -e 'PAYSTAGE_RPC_URL=<PAYSTAGE_RPC_URL>' -- npx -y @paystage/mcp@0.2.0. For other clients, paste the JSON configuration from this page into their MCP settings.

Does PayStage need an API key?

Its registry entry lists no required key or secret. Some features may still need an account with the service it connects to.

Is PayStage open source?

Its code is public on GitHub, but the repository does not declare a standard license.

Who maintains PayStage?

It is published by base-buzz. AI.tn lists it but does not maintain or endorse it.

From the official MCP Registry. Listing is not an endorsement: review a server's code and permissions before giving it access to your data.