LocalPaid service

AAAA-Nexus MCP server

AAAA-Nexus/aaaa-nexus-mcp

Formally verified AI safety APIs. 75+ endpoints, pay-per-call via USDC x402, no signup.

Source code Website

Install AAAA-Nexus in Claude Code

Claude Code
claude mcp add aaaa-nexus -- uvx aaaa-nexus-mcp
mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)
{
  "mcpServers": {
    "aaaa-nexus": {
      "command": "uvx",
      "args": [
        "aaaa-nexus-mcp"
      ]
    }
  }
}

Frequently asked questions

What does the AAAA-Nexus MCP server do?

Formally verified AI safety APIs. 75+ endpoints, pay-per-call via USDC x402, no signup.

Is the AAAA-Nexus MCP server free?

Probably not entirely. The listing mentions pay-per-call, credits or a subscription. Check the provider for current pricing.

Does AAAA-Nexus run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add AAAA-Nexus to Claude Code?

Run: claude mcp add aaaa-nexus -- uvx aaaa-nexus-mcp

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