MarketTwits news + Russian market data (x402)

io.github.Croomee/x402-markettwits-mcp · v0.1.0

Pay-per-call market news, CBR/MOEX/Rosstat data and Telegram tools; auto-pays USDC on Base via x402

Website Source code Set it up

Connect Runs on your machine

Terminal

claude mcp add x402-markettwits-mcp -e X402_PRIVATE_KEY=<X402_PRIVATE_KEY> -e X402_MAX_PAYMENT_USD=<X402_MAX_PAYMENT_USD> -e X402_BASE_URL=<X402_BASE_URL> -- npx -y [email protected]

claude_desktop_config.json

{
  "mcpServers": {
    "x402-markettwits-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "X402_PRIVATE_KEY": "<X402_PRIVATE_KEY>",
        "X402_MAX_PAYMENT_USD": "<X402_MAX_PAYMENT_USD>",
        "X402_BASE_URL": "<X402_BASE_URL>"
      }
    }
  }
}

~/.cursor/mcp.json

{
  "mcpServers": {
    "x402-markettwits-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "X402_PRIVATE_KEY": "<X402_PRIVATE_KEY>",
        "X402_MAX_PAYMENT_USD": "<X402_MAX_PAYMENT_USD>",
        "X402_BASE_URL": "<X402_BASE_URL>"
      }
    }
  }
}

.vscode/mcp.json

{
  "servers": {
    "x402-markettwits-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ],
      "env": {
        "X402_PRIVATE_KEY": "<X402_PRIVATE_KEY>",
        "X402_MAX_PAYMENT_USD": "<X402_MAX_PAYMENT_USD>",
        "X402_BASE_URL": "<X402_BASE_URL>"
      }
    }
  }
}

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
`X402_PRIVATE_KEY` Required, secret	Private key (0x + 64 hex) of a dedicated Base wallet holding a few USDC; pays each call
`X402_MAX_PAYMENT_USD` Optional	Per-call spend cap in USD (default 0.02)
`X402_BASE_URL` Optional	API base URL

Details

Package	`[email protected]` (NPM, stdio)
First published	22 Oct 2026
Last updated	22 Oct 2026
Registry name	`io.github.Croomee/x402-markettwits-mcp`

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Live status

Local install

Installed and run on your own machine, so there is no public endpoint to check.

Pair it with live search

Agents that use MarketTwits news + Russian market data (x402) often also need current facts. NestDaddy MCP gives your AI today's internet: web search, real-time breaking news and full page reading in one connector.

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