Íon MCP vs Stone Pagamentos MCP

In-depth architectural comparison of the Íon MCP and Stone Pagamentos MCP MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

Which MCP Server Should You Choose?

Choose Íon MCP when:

• You need dedicated capabilities in the Finance & Fintech domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore Íon MCP Details

Choose Stone Pagamentos MCP when:

• You need dedicated capabilities in the Finance & Fintech domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore Stone Pagamentos MCP Details

Feature & Specification Comparison

Specification	Íon MCP Finance & Fintech	Stone Pagamentos MCP Finance & Fintech
Summary	Connect your Íon account to AI via Brazil's Open Finance: balances, statements, cards, investments.	Connect your Stone Pagamentos account to AI via Brazil's Open Finance: balances, statements, cards,
Category & Scope	Finance & Fintech	Finance & Fintech

Tools & Capabilities Breakdown

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

{
  "mcpServers": {
    "on-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "on-mcp"
      ]
    }
  }
}

{
  "mcpServers": {
    "stone-pagamentos-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "stone-pagamentos-mcp"
      ]
    }
  }
}

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