OpenRouter Discord chatbot | Integrate OpenRouter API with Discord chats seamlessly 🤖

a minimal, open source Discord chat bot with chat context and seamless switching of models enabled by the OpenRouter API. written in typescript, using bun runtime and bun tests.

features so far

command	description
!ai <message>	Command to chat with the AI model
!ai-model <model-id>	Command to switch between OpenRouter supported models
!ai-list	Command to list available OpenRouter model-ids
!ai-prompt <prompt>	Command to set a custom system prompt

• uses chat history (last 50 messages in current channel by default) for context
• automatic message chunking for long responses
• rate limiting protection to prevent spam

WORK IN PROGRESS PHASE - this is a very early version, feel free to create PRs and issues. I will be adding more features and fixing bugs myself. in case this is getting more traction, I surely welcome support 🤗

what you need

• bun runtime
• Discord bot token
• OpenRouter API Key

how to install

1. clone the repository:

git clone https://github.com/sigilbyte/openrouter-discord-chatbot.git
cd openrouter-discord-chatbot

2. install dependencies using bun:

bun install

3. rename the .envexample file to .env and fill in your API keys:

OPENROUTER_API_KEY=your_openrouter_api_key
DISCORD_BOT_TOKEN=your_discord_bot_token

to get your OpenRouter API Key, sign up on OpenRouter. to get your Discord bot token, follow the instructions below.

get Discord bot token

1. create an application in your Discord Developer Portal:
2. configure bot installation in installation tab: Copy the Install link for later.
3. configure bot settings & create your bot token:
   • Enable MESSAGE CONTENT INTENT
     
   • Click 'Reset Token' to generate your DISCORD_BOT_TOKEN:

how to use the bot

after setting up your bot in the discord developer portal, open the Install link you copied earlier to add the bot to your server.

run bot script:

open your terminal and run:

cd openrouter-discord-bot
bun run src/index.ts

inside the discord server where your bot has been added, use the following commands:

chat with bot:

!ai <your message>

switch model:

!ai-model <model_id>

list available model ids:

!ai-list

what is planned

integration of all OpenRouter features:

• model routing
• chat completion
• Cost and token display
• provider routing
• structured outputs
• message transforms
• web search
• function calling ...

additional improvements for user-friendliness and integration:

• processing of attachments
• token count and price display
• docker containerization

🚨🚨 note: this is a WIP and the code is not yet optimized for production use. feel free to contact me on X/Twitter to discuss ideas or contribute to the project. I want to build in public on purpose to share my progress and meet peers on the way.🚨🚨

License

MIT License

Copyright (c) 2025

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.