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io.github.austenstone/myinstants-mcp MCP Server

io.github.austenstone/myinstants-mcp

Give your AI agent access to millions of meme sounds from myinstants.com—a full soundboard with zero config.

What is the io.github.austenstone/myinstants-mcp MCP server?

The myinstants-mcp MCP server connects AI agents to myinstants.com, the internet's largest soundboard with millions of meme sounds, vine booms, and audio clips. Agents can search, browse categories, play sounds, and check trending audio, with options to play in the background or wait for completion.

This server lets your AI agent search and play sounds from myinstants.com—everything from meme audio to gaming sound effects. It's useful for adding audio feedback to agent workflows, creating interactive experiences, or just having fun with sound effects during development and testing.

How to install io.github.austenstone/myinstants-mcp

Copy-paste configuration for popular MCP clients.

transport: stdio
Config generated by PluginBench — verify against the source before use.
Environment / auth
  • MYINSTANTS_VOLUME

    Volume level from 0 to 1

  • MYINSTANTS_WAIT

    Whether to wait for sounds to finish playing before returning (true/false)

~/Library/Application Support/Claude/claude_desktop_config.json
{
  "mcpServers": {
    "myinstants-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "myinstants-mcp"
      ],
      "env": {
        "MYINSTANTS_VOLUME": "<YOUR_MYINSTANTS_VOLUME>",
        "MYINSTANTS_WAIT": "<YOUR_MYINSTANTS_WAIT>"
      }
    }
  }
}

Tools & capabilities

Tools this server exposes to the agent.

  • search_sounds — Search myinstants for sounds by query, returns results with slugs
  • browse_category — Browse sounds by category (memes, games, reactions, etc.)
  • play_sound — Play a sound by query, slug, or URL with options to wait for completion or play in background
  • get_sound_details — Get details about a sound including views, uploader, and duration (requires MYINSTANTS_DETAILS=true)
  • list_devices — List available audio output devices (requires MYINSTANTS_DETAILS=true)

Use cases

  • Play sound effects during code reviews or testing (vine boom on success, sad trombone on failure)
  • Search and play meme sounds on demand for entertainment or interactive demos
  • Browse trending sounds to stay current with internet culture
  • Route audio to specific output devices for multi-speaker setups
  • Create agent instructions that automatically play contextual sounds while the agent works

io.github.austenstone/myinstants-mcp MCP server FAQ

What is the myinstants-mcp server?

It's an MCP server that gives AI agents access to millions of sounds from myinstants.com. Agents can search, browse categories, and play audio clips with full control over volume, device routing, and playback behavior.

Is it free?

Yes. The server is open-source (MIT license) and free to use. It accesses myinstants.com, which is also free.

How do I install it in VS Code or Cursor?

Add it to your MCP config file (`.vscode/mcp.json` for VS Code, `.cursor/mcp.json` for Cursor) with command `npx` and args `["-y", "myinstants-mcp@latest"]`. For Claude Desktop, add it to `~/Library/Application Support/Claude/claude_desktop_config.json` under mcpServers.

Do I need to install anything else?

On macOS, afplay is pre-installed so it works out of the box. On Linux, install ffmpeg with `sudo apt install ffmpeg`. You can also use mpv as an alternative player.

Does it require authentication?

No. The server requires zero config and no API keys or authentication. It works immediately after installation.

Can I route audio to a specific speaker or device?

Yes. Set the `MYINSTANTS_DEVICE` environment variable to your device name and optionally specify a player (ffplay, mpv, or afplay). Use the `list_devices` tool (when `MYINSTANTS_DETAILS=true`) to discover available devices.

README (reference)

Source of truth, from the repository.

<h1 align="center">🔴 myinstants-mcp</h1> <p align="center"> <strong>give your AI agent a soundboard. no cap.</strong><br/> <sub>millions of sound buttons · zero config · just vibes ✨</sub> </p> <p align="center"> <a href="https://www.npmjs.com/package/myinstants-mcp"><img src="https://img.shields.io/npm/v/myinstants-mcp?style=flat-square&color=red" alt="npm version" /></a> <a href="https://www.npmjs.com/package/myinstants-mcp"><img src="https://img.shields.io/npm/dm/myinstants-mcp?style=flat-square&color=orange" alt="npm downloads" /></a> <a href="https://registry.modelcontextprotocol.io/?q=io.github.austenstone%2Fmyinstants"><img src="https://img.shields.io/badge/MCP_Registry-published-green?style=flat-square" alt="MCP Registry" /></a> <a href="https://opensource.org/licenses/MIT"><img src="https://img.shields.io/badge/license-MIT-blue?style=flat-square" alt="license" /></a> </p> <p align="center"> <strong>Quick Start:</strong><br/> <a href="https://vscode.dev/redirect?url=vscode%3Amcp%2Finstall%3F%7B%22name%22%3A%22myinstants%22%2C%22command%22%3A%22npx%22%2C%22args%22%3A%5B%22-y%22%2C%22myinstants-mcp%40latest%22%5D%7D"> <img src="https://img.shields.io/badge/VS_Code-Install_MCP_Server-0098FF?style=for-the-badge&logo=visualstudiocode&logoColor=white" alt="Install MCP Server in VS Code" /> </a> <a href="https://insiders.vscode.dev/redirect?url=vscode-insiders%3Amcp%2Finstall%3F%7B%22name%22%3A%22myinstants%22%2C%22command%22%3A%22npx%22%2C%22args%22%3A%5B%22-y%22%2C%22myinstants-mcp%40latest%22%5D%7D"> <img src="https://img.shields.io/badge/VS_Code_Insiders-Install_MCP_Server-24bfa5?style=for-the-badge&logo=visualstudiocode&logoColor=white" alt="Install MCP Server in VS Code Insiders" /> </a> <br/> <a href="https://aka.ms/awesome-copilot/install/instructions?url=vscode%3Achat-instructions%2Finstall%3Furl%3Dhttps%3A%2F%2Fraw.githubusercontent.com%2Faustenstone%2Fmyinstants-mcp%2Fmain%2F.github%2Finstructions%2Fmyinstants.instructions.md"> <img src="https://img.shields.io/badge/VS_Code-Install_Instructions-0098FF?style=for-the-badge&logo=visualstudiocode&logoColor=white" alt="Install in VS Code" /> </a> <a href="https://aka.ms/awesome-copilot/install/instructions?url=vscode-insiders%3Achat-instructions%2Finstall%3Furl%3Dhttps%3A%2F%2Fraw.githubusercontent.com%2Faustenstone%2Fmyinstants-mcp%2Fmain%2F.github%2Finstructions%2Fmyinstants.instructions.md"> <img src="https://img.shields.io/badge/VS_Code_Insiders-Install_Instructions-24bfa5?style=for-the-badge&logo=visualstudiocode&logoColor=white" alt="Install in VS Code Insiders" /> </a> </p>
<img src="images/robot.png" width="100%" />

fr fr what is this

an MCP server that connects AI agents to myinstants.com — the internet's largest soundboard. millions of meme sounds, vine booms, fart noises, anime clips, gaming sfx, whatever you need bestie.

your AI agent can now:

  • 🔍 search any sound on myinstants
  • 🔴 smash that button and play it through your speakers
  • 📂 browse categories — memes, games, movies, reactions, tiktok trends
  • 📈 check what's trending — stay current fr fr
  • ⏳ wait or don't — block until sound finishes or let it play in the background

this is not a notification beep. this is the entire internet soundboard. your agent has rizz now.

the setup is bussin

npx myinstants-mcp

that's it. that's the setup. no cap.

VS Code / GitHub Copilot

Add to your VS Code MCP config (User or .vscode/mcp.json):

{
  "servers": {
    "myinstants": {
      "command": "npx",
      "args": ["-y", "myinstants-mcp@latest"]
    }
  }
}

Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json:

{
  "mcpServers": {
    "myinstants": {
      "command": "npx",
      "args": ["-y", "myinstants-mcp@latest"]
    }
  }
}

Cursor

.cursor/mcp.json:

{
  "mcpServers": {
    "myinstants": {
      "command": "npx",
      "args": ["-y", "myinstants-mcp@latest"]
    }
  }
}

[!TIP] works on macOS out of the box (uses native afplay) — no extra installs needed. on linux just sudo apt install ffmpeg. that's it bestie.


<img src="images/banner.png" width="100%" />

what can it do tho 🤔

🔧 Tools

ToolWhat it doesIt's giving
search_soundssearch myinstants for sounds"bruh" → 20 results with slugs
browse_categorybrowse by category"memes" "games" "reactions"
play_soundplay a sound (by slug, url, or quick search){ query: "sad trombone" } plays instantly
get_sound_details*get details about a sound (views, uploader, duration)requires MYINSTANTS_DETAILS=true
list_devices*list available audio output devicesrequires MYINSTANTS_DETAILS=true

<sub>* requires MYINSTANTS_DETAILS=true environment variable</sub>

play_sound options

ParameterTypeDefaultThe tea ☕
querystring—quick search, plays first result. the goat option.
slugstring—exact slug from search results
urlstring—direct MP3 URL if you're built different
waitbooleanfalsefalse = plays in background while agent keeps cooking (default 💨). true = blocks until done (for dramatic effect 🎭)

📚 Resources

ResourceThe vibe
myinstants://trendingwhat's bussin rn in the US 🔥
myinstants://categoriesall 14 categories no cap
myinstants://besthall of fame. the GOATs. the legends. 🐐

Categories

anime & manga · games · memes · movies · music · politics · pranks · reactions · sound effects · sports · television · tiktok trends · viral · whatsapp audios

how it works (for the sigma devs)

agent calls play_sound({ query: "vine boom", wait: false })
  → searches myinstants.com
  → finds the MP3 URL
  → streams it through afplay/ffplay/mpv
  → sound plays through your speakers
  → agent keeps cooking while you hear the boom 🍳

sounds queue up automatically. no overlap. your agent can fire multiple sounds and they play one after another. sheesh.

teach your agent to troll you 💀

drop a .instructions.md in your repo (with applyTo: "**" in the frontmatter) and your agent will play sounds while it works. imagine: vine boom when it finds a bug. sad trombone when your tests fail. rick roll mid-code-review for absolutely no reason.

---
name: "Soundboard"
description: "Sounds for all contexts"
applyTo: "**"
---

Play sounds using the myinstants MCP server while you work:
- Play `play_sound(query: "vine boom sound")` when you find cursed code
- Play `play_sound(query: "sad trombone")` when the user's code doesn't work
- Play `play_sound(query: "minecraft level up sound")` when you fix something

check our myinstants.instructions.md for the full unhinged setup. your agent will never be an NPC again. 🏆

config

env vars

VariableDefaultThe tea ☕
MYINSTANTS_VOLUME0.5how loud (0-1). crank it bestie.
MYINSTANTS_WAITfalse"true" = sounds block until finished. dramatic effect mode 🎭
MYINSTANTS_DEVICE(system default)route audio to a specific output device. platform-specific device name.
MYINSTANTS_PLAYER(auto)force a specific player: ffplay, mpv, afplay, or paplay.
MYINSTANTS_DETAILSfalse"true" = enables get_sound_details and list_devices tools.
{
  "servers": {
    "myinstants": {
      "command": "npx",
      "args": ["-y", "myinstants-mcp@latest"],
      "env": {
        "MYINSTANTS_VOLUME": "0.8",
        "MYINSTANTS_DEVICE": "Denon AVR-S760H",
        "MYINSTANTS_DETAILS": "true"
      }
    }
  }
}

audio device selection

route sounds to a specific output device instead of system default:

# set device name (platform-specific)
export MYINSTANTS_DEVICE="Denon AVR-S760H"

# force a specific player (optional)
export MYINSTANTS_PLAYER="ffplay"

# enable device listing tool
export MYINSTANTS_DETAILS="true"

discover available devices:

# macOS
ffmpeg -f avfoundation -list_devices true -i "" 2>&1

# Linux (PulseAudio)
pactl list short sinks

# mpv (cross-platform)
mpv --audio-device=help

or use the list_devices tool when MYINSTANTS_DETAILS=true — your agent can discover devices for you. 💅

player support:

PlayerDevice FlagExample
ffplay-audio_deviceffplay -audio_device "Denon AVR-S760H"
mpv--audio-device=mpv --audio-device="pulse/alsa_output.usb"
paplay--device=paplay --device=bluez_sink.XX
afplay❌ N/AmacOS system default only (no device selection)

notes:

  • default behavior unchanged — uses system default output if MYINSTANTS_DEVICE not set
  • afplay on macOS doesn't support device selection — set MYINSTANTS_PLAYER=ffplay or mpv if you need device control
  • device names are platform-specific (see discovery commands above)
  • Windows PowerShell player doesn't support device selection — install ffmpeg or mpv for device support

audio player support

PlayerPlatformInstallVibe
afplaymacOSpre-installed 💅just works. zero effort. slay.
ffplayeverywherebrew install ffmpeg / apt install ffmpegthe reliable bestie
mpveverywherebrew install mpv / apt install mpvalso valid no cap

auto-detects what you have. tries afplay first on mac, then ffplay, then mpv. fallback chain is bussin.

why tho 💀

because your AI agent should be able to hit you with a vine boom when the code compiles. because sad trombone when tests fail is objectively correct. because the bruh button exists and your agent deserves to press it. this is not delulu — this is the future.

every other MCP sound server plays one notification beep. one beep. that's giving NPC energy. we have millions of sounds. the entire internet soundboard. main character behavior only.

it's giving... open source 💅

made by @austenstone 🏷️

powered by myinstants.com · built with MCP

no cap this might be the most unhinged MCP server ever and we're lowkey proud of it 💀🔥

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