PayStage for Claude Code

xyz.paystage/mcp

Umbrella MCP: payment preflight, auth watch, HIP-3 trade preflight, velocity checks

client:Claude Code transport:stdio runtime:npm

Install PayStage in Claude Code

run in your project directory

claude mcp add mcp -e PAYSTAGE_POLICY_PATH=<PAYSTAGE_POLICY_PATH> -e PAYSTAGE_RPC_URL=<PAYSTAGE_RPC_URL> -- npx -y @paystage/mcp

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs