# Echo Test

> A simple skill for testing sandbox skill integration. Use when the user asks to test echo functionality or verify sandbox skills work correctly.

- Skill: `yaoapp/echo-test` (Agent Skill, multi-file: 2 files)
- Install (CLI): `npx skillmds@latest add yaoapp/echo-test`
- Raw SKILL.md: https://api.skillmd.com/api/skills/yaoapp/echo-test/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Integrations & APIs
- License: Apache-2.0
- Author: YaoApp (https://skillmd.com/u/yaoapp)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/yaoapp/echo-test

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# Echo Test

## When to use this skill

Use this skill when:
- Testing sandbox skill integration
- Verifying that skills are correctly loaded into the sandbox
- User asks for a simple echo test

## Steps

1. Accept a message from the user
2. Echo the message back with "ECHO: " prefix
3. Optionally write the result to a file for verification

## Example

```bash
echo "ECHO: Hello World"
```

## Scripts

The `scripts/echo.sh` script can be used to echo messages with timestamps.