# Express MCP Server Echo

> Use this tool when you need to echo back messages to Large Language Models (LLMs) through standardized Model Context Protocol (MCP) interactions, enabling seamless communication and testing of LLM capabilities. It takes in MCP requests as input and outputs echoed messages, providing a simple yet effective way to verify LLM functionality. Ideal for testing and development scenarios where MCP compatibility and echo functionality are required.

Canonical page: https://skillsregistry.net/skills/jhgaylor-express-mcp-server-echo  
JSON: https://api.skillsregistry.net/v1/skills/jhgaylor-express-mcp-server-echo

## Description

A stateless Model Context Protocol server that implements a simple echo functionality with resource, tool, and prompt components, enabling LLMs to echo back messages through standardized MCP interactions.

## Trust

- **Trust score (0–1):** 0.99
- **Verification tier:** verified
- **Last scanned:** 2026-09-28

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** ai-ml
- **Updated:** 2026-09-28

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/g9yigk809d)
- **Repository:** <https://github.com/jhgaylor/express-mcp-server-echo>

## 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": "jhgaylor-express-mcp-server-echo"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/jhgaylor-express-mcp-server-echo` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/jhgaylor-express-mcp-server-echo/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