# MCPAuthKit

> MCPAuthKit — opzero-sh-mcpauthkit. Use this tool when you need to implement OAuth 2.1 authentication for MCP servers, solving security and authorization challenges with a scalable and efficient solution. It provides a comprehensive interface for dynamic client registration, consent UI, and multi-tenant support, with inputs for custom configuration and outputs for secure authentication tokens. Deploy MCPAuthKit in minutes to streamline authentication workflows for your applications.

Canonical page: https://skillsregistry.net/skills/opzero-sh-mcpauthkit  
JSON: https://api.skillsregistry.net/v1/skills/opzero-sh-mcpauthkit

## Description

OAuth 2.1 for MCP servers in one Cloudflare Worker. RFC 9728 + 8414 + 7591, PKCE, dynamic client registration, consent UI, multi-tenant. Deploy in 5 minutes.

## Trust

- **Trust score (0–1):** 0.66
- **Verification tier:** scanned
- **Last scanned:** 2026-09-19

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** container
- **Runtime environment:** vm
- **Category:** cloud-infra
- **Updated:** 2026-09-20

## Source

- **Source listing:** [GitHub](https://github.com/OpZero-sh/MCPAuthKit)

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "opzero-sh-mcpauthkit"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/opzero-sh-mcpauthkit` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/opzero-sh-mcpauthkit/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt