Discord Bot

mold includes a built-in Discord bot that connects to mold serve, allowing users to generate images via slash commands.

Running

# Server + bot in one process
MOLD_DISCORD_TOKEN="your-token" mold serve --discord

# Or run the bot separately (connects to a remote server)
MOLD_HOST=http://gpu-host:7680 MOLD_DISCORD_TOKEN="your-token" mold discord

Setup

1. Create a Discord application at the Developer Portal
2. Create a bot user and copy the token
3. Invite with: https://discord.com/api/oauth2/authorize?client_id=YOUR_APP_ID&permissions=51200&scope=bot%20applications.commands (Send Messages, Attach Files, Embed Links + slash command registration)
4. No privileged intents are needed (slash commands only)

Slash Commands

Command	Description
/generate	Generate an image (prompt, model, width, height, steps, guidance, seed)
/expand	Expand a short prompt into detailed generation prompts
/models	List available models with download/loaded status
/status	Show server health, GPU info, uptime

Configuration

Variable	Default	Description
MOLD_DISCORD_TOKEN	—	Bot token (required)
MOLD_HOST	http://localhost:7680	mold server URL
MOLD_DISCORD_COOLDOWN	10	Per-user cooldown (s)

NixOS

services.mold.discord = {
  enable = true;
  # tokenFile is loaded via systemd EnvironmentFile —
  # the file must contain: MOLD_DISCORD_TOKEN=your-token-here
  tokenFile = config.age.secrets.discord-token.path;
  moldHost = "http://localhost:7680";
  cooldownSeconds = 10;
};