# fastest_mcp

> fastest_mcp — caudena-fastest-mcp. Use this tool when you need to implement Model Context Protocol (MCP) in Elixir and Phoenix applications, solving problems related to OAuth authentication, task management, and streamable HTTP. It provides complete server and client support with strict validation and observability. Ideal for use cases requiring production-grade MCP SDK with a FastMCP-inspired DSL.

Canonical page: https://skillsregistry.net/skills/caudena-fastest-mcp  
JSON: https://api.skillsregistry.net/v1/skills/caudena-fastest-mcp

## Description

Production-grade Model Context Protocol (MCP) SDK for Elixir and Phoenix. Complete server and client support for MCP 2026-07-28 and 2025-11-25, with OAuth authentication, MCP Apps, Tasks, Streamable HTTP, stdio, strict validation, observability, and a FastMCP-inspired DSL.

## Trust

- **Trust score (0–1):** 0.89
- **Verification tier:** verified
- **Last scanned:** 2026-09-28

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** container
- **Runtime environment:** vm
- **License:** Apache-2.0
- **Updated:** 2026-09-28

## Source

- **Source listing:** [GitHub](https://github.com/caudena/fastest_mcp)

## 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": "caudena-fastest-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/caudena-fastest-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/caudena-fastest-mcp/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