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AI and media

Hashproof

io.github.csacanam/hashproof · v0.1.2

Issue verifiable credentials from AI agents for $0.10 via x402. On-chain on Celo, IPFS-pinned.

Source code Set it up

Connect Runs on your machine

Terminal
claude mcp add hashproof -e HASHPROOF_API_KEY=<HASHPROOF_API_KEY> -e HASHPROOF_WALLET_PRIVATE_KEY=<HASHPROOF_WALLET_PRIVATE_KEY> -e HASHPROOF_X402_NETWORK=<HASHPROOF_X402_NETWORK> -- npx -y [email protected]
claude_desktop_config.json
{
  "mcpServers": {
    "hashproof": {
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "HASHPROOF_API_KEY": "<HASHPROOF_API_KEY>",
        "HASHPROOF_WALLET_PRIVATE_KEY": "<HASHPROOF_WALLET_PRIVATE_KEY>",
        "HASHPROOF_X402_NETWORK": "<HASHPROOF_X402_NETWORK>"
      }
    }
  }
}
~/.cursor/mcp.json
{
  "mcpServers": {
    "hashproof": {
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "HASHPROOF_API_KEY": "<HASHPROOF_API_KEY>",
        "HASHPROOF_WALLET_PRIVATE_KEY": "<HASHPROOF_WALLET_PRIVATE_KEY>",
        "HASHPROOF_X402_NETWORK": "<HASHPROOF_X402_NETWORK>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "hashproof": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "HASHPROOF_API_KEY": "<HASHPROOF_API_KEY>",
        "HASHPROOF_WALLET_PRIVATE_KEY": "<HASHPROOF_WALLET_PRIVATE_KEY>",
        "HASHPROOF_X402_NETWORK": "<HASHPROOF_X402_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

NameDescription
HASHPROOF_API_KEY
Optional, secret		Prepaid API key (alternative to wallet). One of the two payment methods is required only for issue_credential.
HASHPROOF_WALLET_PRIVATE_KEY
Optional, secret		EVM private key of a dedicated wallet holding USDC on Base or Celo — pays $0.10 per issuance via x402.
HASHPROOF_X402_NETWORK
Optional		base (default) or celo

Details

Package[email protected] (NPM, stdio)
First published15 Jul 2026
Last updated15 Jul 2026
Registry nameio.github.csacanam/hashproof

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