# MCP Authentication Demo

> Use this tool when you need to authenticate MCP tool calls securely, solving authentication challenges for MCP servers. It provides a production-ready MCP server with OAuth 2.1 authentication, accepting Google OAuth credentials as input and outputting authenticated tool calls. Ideal for use cases requiring secure, authenticated access to MCP tools via Google OAuth integration.

Canonical page: https://skillsregistry.net/skills/gocallum-mcp-auth-demo  
JSON: https://api.skillsregistry.net/v1/skills/gocallum-mcp-auth-demo

## Description

A production-ready MCP server with OAuth 2.1 authentication, enabling authenticated MCP tool calls via Google OAuth.

## Trust

- **Trust score (0–1):** 0.65
- **Verification tier:** scanned
- **Last scanned:** 2026-09-03

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** security
- **Updated:** 2026-09-03

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/mwkga85bor)
- **Repository:** <https://github.com/gocallum/mcp-auth-demo>

## 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": "gocallum-mcp-auth-demo"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/gocallum-mcp-auth-demo` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/gocallum-mcp-auth-demo/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