melchat

> 100+ AI models. One command. Zero backend.

``bash
npx melchat
`

That's it. Open your browser and start chatting with GPT-4, Claude, Gemini, Llama, Qwen, DeepSeek, and 100+ more models.

---

Why melchat?

| Feature | melchat | Others |
|---------|---------|--------|
| Models supported | 100+ | 1-5 |
| File size | 69KB | 10MB+ |
| Backend required | No | Usually |
| Install time | 3 seconds | Minutes |
| Free models | Yes | Rarely |

Quick Start

`bash


Run instantly (no install needed)

npx melchat

Or install globally

npm install -g melchat
melchat
`

Supported Models

$3

- Gemma 2 9B
- Llama 3.1 8B
- Phi-3 Medium
- Qwen 2 7B
- MiMo V2

$3

- OpenAI: GPT-4o, GPT-4 Turbo, GPT-3.5
- Anthropic: Claude 3.5 Sonnet, Claude 3 Opus
- Google: Gemini Pro, Gemini Flash
- Meta: Llama 3.3 70B, Llama 3.1 405B
- DeepSeek: V3, R1
- Qwen: 2.5 72B, QwQ 32B

$3

- Flux.1 (text-to-image)
- Kling 2.6 Pro (text-to-video)
- Z-Image Turbo (fal.ai)

$3

- Ollama endpoints
- RunPod
- vLLM
- Any OpenAI-compatible API

Features

- Streaming responses - Real-time token streaming
- Conversation history - Saved locally in browser
- Token counter - Track usage and costs
- Code highlighting - Syntax highlighting for 100+ languages
- Mobile responsive - Works on any device
- Export chats - Markdown, JSON, or plain text
- System prompts - Customize AI behavior
- Multi-language UI - EN, DE, FR, CS, UK, RU

CLI Options

`bash
melchat [options]

Options:
-p, --port Port to run on (default: 3000)
--no-open Don't auto-open browser
-h, --help Show help
`

Configuration

1. Get a free API key from OpenRouter
2. Run npx melchat
3. Click the gear icon and paste your key
4. Start chatting!

For local models, enter your endpoint URL (e.g., http://localhost:11434/v1 for Ollama).

Deploy Anywhere

melchat is a single HTML file. Deploy it anywhere:

`bash


GitHub Pages (already configured)

Netlify (drag & drop)

Vercel (one click)

Any static host

`

Or just open dist/index.html directly in your browser.

Tech Stack

- Vanilla JavaScript (no framework)
- Zero runtime dependencies
- marked.js for Markdown
- highlight.js for code

Contributing

PRs welcome! This is a single-file app at dist/index.html.

`bash
git clone https://github.com/melvincarvalho/melchat
cd melchat
npx melchat
``

License

AGPL-3.0

---

Star this repo if you find it useful!

GitHub | Issues | OpenRouter