# MCP Echo Service

> Use this tool when you need to test and verify MCP protocol functionality, troubleshoot communication issues, or analyze JSON data exchanges. It provides echo tools with message echoing and delayed responses to simulate real-world scenarios. Ideal for development, debugging, and quality assurance contexts where reliable protocol testing is crucial.

Canonical page: https://skillsregistry.net/skills/nimblebraininc-mcp-echo  
JSON: https://api.skillsregistry.net/v1/skills/nimblebraininc-mcp-echo

## Description

Provides echo tools for testing MCP protocol functionality with message echoing, delayed responses, and JSON data analysis capabilities.

## Trust

- **Trust score (0–1):** 0.60
- **Verification tier:** unverified

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** other
- **Updated:** 2026-04-30

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/bpxhafrxpg)
- **Repository:** <https://github.com/NimbleBrainInc/mcp-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": "nimblebraininc-mcp-echo"
    }
  }
}
```

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