# Rein

Spend limits for AI agents that pay with x402: every paywall is policy\-checked before a cent moves\.

Canonical: https://claudelist.com/listings/mcp-reg-io-github-bugiiiii11-rein-4cc4510f87

Category: MCP Servers

Source: community · bugiiiii11

Source checked: 2026-10-14

Website: https://www.claudemcp.org/mcp/registry/io-github-bugiiiii11-rein-4cc4510f8742.html

Publisher description: Spend limits for AI agents that pay with x402: every paywall is policy-checked before a cent moves.

## Install or set up

1. Review the publisher repository and npm package `@reinconsole/mcp@0.6.1` before running it. The MCP Registry declares this package as a stdio server.
2. Install Node.js, then run the command below in your Claude Code project. Check the publisher README for any account or configuration requirements.
3. Restart Claude Code and use `/mcp` to confirm the connection and review its tools and permissions.

```sh
claude mcp add mcp-io-github-bugiiiii11-rein-4cc451 -- npx -y @reinconsole/mcp@0.6.1
```

Installation guide: https://github.com/bugiiiii11/rein