USDC payments for AI agents on Base — direct, tabs, x402 paywalls, discovery
Connect Runs on your machine
claude mcp add pay-mcp -e PAYSKILL_SIGNER_KEY=<PAYSKILL_SIGNER_KEY> -e PAY_NETWORK=<PAY_NETWORK> -- npx -y @pay-skill/[email protected]{
"mcpServers": {
"pay-mcp": {
"command": "npx",
"args": [
"-y",
"@pay-skill/[email protected]"
],
"env": {
"PAYSKILL_SIGNER_KEY": "<PAYSKILL_SIGNER_KEY>",
"PAY_NETWORK": "<PAY_NETWORK>"
}
}
}
}{
"mcpServers": {
"pay-mcp": {
"command": "npx",
"args": [
"-y",
"@pay-skill/[email protected]"
],
"env": {
"PAYSKILL_SIGNER_KEY": "<PAYSKILL_SIGNER_KEY>",
"PAY_NETWORK": "<PAY_NETWORK>"
}
}
}
}{
"servers": {
"pay-mcp": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@pay-skill/[email protected]"
],
"env": {
"PAYSKILL_SIGNER_KEY": "<PAYSKILL_SIGNER_KEY>",
"PAY_NETWORK": "<PAY_NETWORK>"
}
}
}
}Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools
This server runs locally, so its tools are listed by your MCP client once it starts.
Environment variables
| Name | Description |
|---|---|
PAYSKILL_SIGNER_KEYOptional, secret | Private key hex for importing an existing wallet (optional — generates new wallet if not set) |
PAY_NETWORKOptional | Network to use: mainnet or testnet (default: mainnet) |
Details
| Package | @pay-skill/[email protected] (NPM, stdio) |
| First published | 17 Apr 2026 |
| Last updated | 17 Apr 2026 |
| Registry name | io.github.pay-skill/pay-mcp |
More finance and crypto servers See all
Listing data from the official MCP registry. Status and tools from NestDaddy's daily check. Browse all MCP servers.