Add mcp-server-insumer: On-Chain Token Verification MCP Server

[douglasborthwick-crypto]

Server Details

• Name: mcp-server-insumer
• GitHub Repository: https://github.com/douglasborthwick-crypto/mcp-server-insumer
• npm: https://www.npmjs.com/package/mcp-server-insumer
• Category: Finance & Crypto
• Runtime: Node.js (TypeScript)
• License: MIT
• Transport: Streamable HTTP + stdio

Description

MCP server for InsumerAPI providing on-chain token verification and attestation across 31 EVM-compatible blockchains. Enables AI agents to autonomously verify wallet token holdings with ECDSA-signed (P-256) cryptographic proof.

Tools Provided

1. get_supported_chains - List all 31 supported blockchain networks
2. verify_token - Verify if a wallet holds a specific token on any supported chain
3. get_token_balance - Get exact token balance for a wallet
4. get_attestation - Get ECDSA-signed on-chain verification attestation
5. get_merchant_info - Look up merchant verification status
6. list_api_endpoints - List all available InsumerAPI endpoints

Installation

npx mcp-server-insumer

{
  "mcpServers": {
    "insumer": {
      "command": "npx",
      "args": ["-y", "mcp-server-insumer"],
      "env": {
        "INSUMER_API_KEY": "your-api-key"
      }
    }
  }
}