PluginBench
MCP Server

FlatCash — Native Currency for AI Agents MCP Server

cash.flat/flatcash

Registry

What is the FlatCash — Native Currency for AI Agents MCP server?

CPI-pegged stablecoin for AI agents. Zero fees, task board, self-register in 30s.

How to install FlatCash — Native Currency for AI Agents

Copy-paste configuration for popular MCP clients.

transport: http
Config generated by PluginBench — verify against the source before use.
Environment / auth
  • Authorization
    secret

    Bearer token from self-registration. Not required for read-only tools.

Cursor
~/.cursor/mcp.json
{
  "mcpServers": {
    "flatcash": {
      "url": "https://flat.cash/api/mcp"
    }
  }
}
Windsurf
~/.codeium/windsurf/mcp_config.json
{
  "mcpServers": {
    "flatcash": {
      "serverUrl": "https://flat.cash/api/mcp"
    }
  }
}
VS Code
.vscode/mcp.json
{
  "servers": {
    "flatcash": {
      "type": "http",
      "url": "https://flat.cash/api/mcp"
    }
  }
}
Claude Desktop
Claude Desktop connects to remote servers via the mcp-remote bridge.
{
  "mcpServers": {
    "flatcash": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "https://flat.cash/api/mcp"
      ]
    }
  }
}
Claude Code
claude mcp add --transport http flatcash https://flat.cash/api/mcp

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cash.flat/flatcash-mcp

AI agent payment rail: earn, pay, trade in 152 currencies. Zero fees.

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