# mcp-oauth2.1-server

> mcp-oauth2.1-server — quantgeekdev-mcp-oauth2-1-server. Use this tool when you need to implement OAuth 2.1 authorization server functionality, solving authentication and authorization problems for Model Context Protocol (MCP) applications. It takes in client requests and returns access tokens, providing a standardized interface for secure authentication. Ideal for use cases requiring MCP OAuth spec compliance, such as secure data sharing and access control in distributed systems.

Canonical page: https://skillsregistry.net/skills/quantgeekdev-mcp-oauth2-1-server  
JSON: https://api.skillsregistry.net/v1/skills/quantgeekdev-mcp-oauth2-1-server

## Description

Reference mcp server implementation of draft mcp oauth spec https://modelcontextprotocol.io/specification/draft/basic/authorization#2-3-authorization-server-discovery

## Trust

- **Trust score (0–1):** 0.91
- **Verification tier:** verified
- **Last scanned:** 2026-09-28

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** container
- **Runtime environment:** vm
- **Updated:** 2026-09-28

## Source

- **Source listing:** [GitHub](https://github.com/QuantGeekDev/mcp-oauth2.1-server)

## 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": "quantgeekdev-mcp-oauth2-1-server"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/quantgeekdev-mcp-oauth2-1-server` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/quantgeekdev-mcp-oauth2-1-server/pull`

---
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