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x402 Toolbox

Official registry Other

Free, read-only MCP subset of x402 Toolbox's cheap data endpoints, free via MCP.

Install

Add this to your client's MCP configuration (Claude Desktop: claude_desktop_config.json; Cursor: .cursor/mcp.json; VS Code and others use the same "mcpServers" shape).

Remote (streamable-http)
Claude Code 
claude mcp add --transport http x402-toolbox 'https://lab.paidapis.net/mcp'
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "x402-toolbox": {
            "type": "http",
            "url": "https://lab.paidapis.net/mcp"
        }
    }
}

Frequently asked questions

What is x402 Toolbox?

Free, read-only MCP subset of x402 Toolbox's cheap data endpoints, free via MCP.

How do I install x402 Toolbox?

It runs as a remote server. In Claude Code: claude mcp add --transport http x402-toolbox 'https://lab.paidapis.net/mcp'. For other clients, paste the JSON configuration from this page into their MCP settings.

Does x402 Toolbox need an API key?

Its registry entry lists no required key or secret. Some features may still need an account with the service it connects to.

Who maintains x402 Toolbox?

It is published by mayer-code. AI.tn lists it but does not maintain or endorse it.

From the official MCP Registry. Listing is not an endorsement: review a server's code and permissions before giving it access to your data.