SERVER

Pay MCP Server

Rank #54,041

tech.vauban/pay-mcp

x402 tools for MCP clients: pay exact/Starknet or STARK-receipt 402s, verify, JCS-hash. No account.

3 versions

Claim this server

First listed

Aug 25, 2026

Last publish date

Sep 8, 2026

OVERVIEW

Pay MCP Server is a Model Context Protocol (MCP) server. It ranks #54,041 of 137,492 servers tracked on MCP Toplist. Pay MCP Server is listed on Official MCP, with 3 tracked versions. It was first listed on Aug 25, 2026 and most recently updated on Sep 8, 2026.

STANDING

#54,041of 137,492 tracked serversTop 50%

Ranks ahead of 83,451 of 137,492 servers on MCP Toplist.

CONNECT

Use Pay MCP Server

No setupRuns out of the box

No credentials or required configuration declared — add it to your MCP client and go.

npm package

claude mcp add pay-mcp -e "STARKNET_RPC_URL=<your STARKNET_RPC_URL>" -e "PAY_MCP_SEPOLIA_ACCOUNT_ADDRESS=<your PAY_MCP_SEPOLIA_ACCOUNT_ADDRESS>" -e "PAY_MCP_SEPOLIA_PRIVATE_KEY=<your PAY_MCP_SEPOLIA_PRIVATE_KEY>" -e "PAY_MCP_STANDARD_X402_PAYEES=<your PAY_MCP_STANDARD_X402_PAYEES>" -e "PAY_MCP_STANDARD_X402_MAX_WEI=<your PAY_MCP_STANDARD_X402_MAX_WEI>" -e "PAY_MCP_STANDARD_X402_ACCOUNT_ADDRESS=<your PAY_MCP_STANDARD_X402_ACCOUNT_ADDRESS>" -e "PAY_MCP_STANDARD_X402_PRIVATE_KEY=<your PAY_MCP_STANDARD_X402_PRIVATE_KEY>" -- npx -y @vauban-pay/mcp

Replace each placeholder with your own value before saving.

npm package

[mcp_servers.pay-mcp]
command = "npx"
args = ["-y", "@vauban-pay/mcp"]

[mcp_servers.pay-mcp.env]
STARKNET_RPC_URL = "<your STARKNET_RPC_URL>"
PAY_MCP_SEPOLIA_ACCOUNT_ADDRESS = "<your PAY_MCP_SEPOLIA_ACCOUNT_ADDRESS>"
PAY_MCP_SEPOLIA_PRIVATE_KEY = "<your PAY_MCP_SEPOLIA_PRIVATE_KEY>"
PAY_MCP_STANDARD_X402_PAYEES = "<your PAY_MCP_STANDARD_X402_PAYEES>"
PAY_MCP_STANDARD_X402_MAX_WEI = "<your PAY_MCP_STANDARD_X402_MAX_WEI>"
PAY_MCP_STANDARD_X402_ACCOUNT_ADDRESS = "<your PAY_MCP_STANDARD_X402_ACCOUNT_ADDRESS>"
PAY_MCP_STANDARD_X402_PRIVATE_KEY = "<your PAY_MCP_STANDARD_X402_PRIVATE_KEY>"

Add to ~/.codex/config.toml. Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "pay-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@vauban-pay/mcp"
      ],
      "env": {
        "STARKNET_RPC_URL": "<your STARKNET_RPC_URL>",
        "PAY_MCP_SEPOLIA_ACCOUNT_ADDRESS": "<your PAY_MCP_SEPOLIA_ACCOUNT_ADDRESS>",
        "PAY_MCP_SEPOLIA_PRIVATE_KEY": "<your PAY_MCP_SEPOLIA_PRIVATE_KEY>",
        "PAY_MCP_STANDARD_X402_PAYEES": "<your PAY_MCP_STANDARD_X402_PAYEES>",
        "PAY_MCP_STANDARD_X402_MAX_WEI": "<your PAY_MCP_STANDARD_X402_MAX_WEI>",
        "PAY_MCP_STANDARD_X402_ACCOUNT_ADDRESS": "<your PAY_MCP_STANDARD_X402_ACCOUNT_ADDRESS>",
        "PAY_MCP_STANDARD_X402_PRIVATE_KEY": "<your PAY_MCP_STANDARD_X402_PRIVATE_KEY>"
      }
    }
  }
}

Add to claude_desktop_config.json (Settings → Developer → Edit Config). Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "pay-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@vauban-pay/mcp"
      ],
      "env": {
        "STARKNET_RPC_URL": "<your STARKNET_RPC_URL>",
        "PAY_MCP_SEPOLIA_ACCOUNT_ADDRESS": "<your PAY_MCP_SEPOLIA_ACCOUNT_ADDRESS>",
        "PAY_MCP_SEPOLIA_PRIVATE_KEY": "<your PAY_MCP_SEPOLIA_PRIVATE_KEY>",
        "PAY_MCP_STANDARD_X402_PAYEES": "<your PAY_MCP_STANDARD_X402_PAYEES>",
        "PAY_MCP_STANDARD_X402_MAX_WEI": "<your PAY_MCP_STANDARD_X402_MAX_WEI>",
        "PAY_MCP_STANDARD_X402_ACCOUNT_ADDRESS": "<your PAY_MCP_STANDARD_X402_ACCOUNT_ADDRESS>",
        "PAY_MCP_STANDARD_X402_PRIVATE_KEY": "<your PAY_MCP_STANDARD_X402_PRIVATE_KEY>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project). Replace each placeholder with your own value before saving.

npm package

{
  "servers": {
    "pay-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@vauban-pay/mcp"
      ],
      "env": {
        "STARKNET_RPC_URL": "<your STARKNET_RPC_URL>",
        "PAY_MCP_SEPOLIA_ACCOUNT_ADDRESS": "<your PAY_MCP_SEPOLIA_ACCOUNT_ADDRESS>",
        "PAY_MCP_SEPOLIA_PRIVATE_KEY": "<your PAY_MCP_SEPOLIA_PRIVATE_KEY>",
        "PAY_MCP_STANDARD_X402_PAYEES": "<your PAY_MCP_STANDARD_X402_PAYEES>",
        "PAY_MCP_STANDARD_X402_MAX_WEI": "<your PAY_MCP_STANDARD_X402_MAX_WEI>",
        "PAY_MCP_STANDARD_X402_ACCOUNT_ADDRESS": "<your PAY_MCP_STANDARD_X402_ACCOUNT_ADDRESS>",
        "PAY_MCP_STANDARD_X402_PRIVATE_KEY": "<your PAY_MCP_STANDARD_X402_PRIVATE_KEY>"
      }
    }
  }
}

Save as .vscode/mcp.json in your workspace. Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "pay-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@vauban-pay/mcp"
      ],
      "env": {
        "STARKNET_RPC_URL": "<your STARKNET_RPC_URL>",
        "PAY_MCP_SEPOLIA_ACCOUNT_ADDRESS": "<your PAY_MCP_SEPOLIA_ACCOUNT_ADDRESS>",
        "PAY_MCP_SEPOLIA_PRIVATE_KEY": "<your PAY_MCP_SEPOLIA_PRIVATE_KEY>",
        "PAY_MCP_STANDARD_X402_PAYEES": "<your PAY_MCP_STANDARD_X402_PAYEES>",
        "PAY_MCP_STANDARD_X402_MAX_WEI": "<your PAY_MCP_STANDARD_X402_MAX_WEI>",
        "PAY_MCP_STANDARD_X402_ACCOUNT_ADDRESS": "<your PAY_MCP_STANDARD_X402_ACCOUNT_ADDRESS>",
        "PAY_MCP_STANDARD_X402_PRIVATE_KEY": "<your PAY_MCP_STANDARD_X402_PRIVATE_KEY>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json. Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "pay-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@vauban-pay/mcp"
      ],
      "env": {
        "STARKNET_RPC_URL": "<your STARKNET_RPC_URL>",
        "PAY_MCP_SEPOLIA_ACCOUNT_ADDRESS": "<your PAY_MCP_SEPOLIA_ACCOUNT_ADDRESS>",
        "PAY_MCP_SEPOLIA_PRIVATE_KEY": "<your PAY_MCP_SEPOLIA_PRIVATE_KEY>",
        "PAY_MCP_STANDARD_X402_PAYEES": "<your PAY_MCP_STANDARD_X402_PAYEES>",
        "PAY_MCP_STANDARD_X402_MAX_WEI": "<your PAY_MCP_STANDARD_X402_MAX_WEI>",
        "PAY_MCP_STANDARD_X402_ACCOUNT_ADDRESS": "<your PAY_MCP_STANDARD_X402_ACCOUNT_ADDRESS>",
        "PAY_MCP_STANDARD_X402_PRIVATE_KEY": "<your PAY_MCP_STANDARD_X402_PRIVATE_KEY>"
      }
    }
  }
}

Replace each placeholder with your own value before saving.

BADGE

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Markdown

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HTML

<a href="https://mcptoplist.com/server/tech.vauban%2Fpay-mcp"><img src="https://mcptoplist.com/badge/tech.vauban%2Fpay-mcp.svg" alt="MCP Toplist: Top 50% of 137,492" /></a>

Variants: append ?metric=score or ?metric=stars to the image URL.

REGISTRIES

Listed on 1 registry

Official MCP

VERSIONS

Available versions (3)

Version	Published
0.7.1	Sep 8, 2026
0.6.0	Sep 7, 2026
0.2.2	Aug 25, 2026

FAQ

Frequently asked questions

Is Pay MCP Server listed on the Official MCP Registry?: Yes — Pay MCP Server is listed on the Official MCP Registry.
How many versions does Pay MCP Server have?: MCP Toplist tracks 3 versions of Pay MCP Server, most recently published on Sep 8, 2026.

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