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nexus0-agent-rail

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Pay-per-call DNS/TLS truth and npm/PyPI breakage checks via x402. No account or API key.

Source code Website

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 nexus0-agent-rail 'https://nexus-zero.xyz/agent/mcp'
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "nexus0-agent-rail": {
            "type": "http",
            "url": "https://nexus-zero.xyz/agent/mcp"
        }
    }
}

Frequently asked questions

What is nexus0-agent-rail?

Pay-per-call DNS/TLS truth and npm/PyPI breakage checks via x402. No account or API key.

How do I install nexus0-agent-rail?

It runs as a remote server. In Claude Code: claude mcp add --transport http nexus0-agent-rail 'https://nexus-zero.xyz/agent/mcp'. For other clients, paste the JSON configuration from this page into their MCP settings.

Does nexus0-agent-rail 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.

Is nexus0-agent-rail open source?

Its code is public on GitHub, but the repository does not declare a standard license.

Who maintains nexus0-agent-rail?

It is published by MikeHunt69702. 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.