Essential AI Rnj-1 Is Now Available in Puter.js

Puter.js now supports Rnj-1, an 8B model trained from scratch by Essential AI.

What is Rnj-1?

Rnj-1 is an 8B parameter model built from scratch by Essential AI. It has capabilities on par with state-of-the-art open weight models, with strong scientific reasoning and mathematical problem solving capabilities. It excels at code generation, making it suitable for software engineering tasks.

Examples

Basic Chat

puter.ai.chat("Explain the concept of quantum computing in simple terms", {
    model: "openrouter:essentialai/rnj-1-instruct"
})

Code Generation

puter.ai.chat("Write a Python function that implements binary search on a sorted array", {
    model: "openrouter:essentialai/rnj-1-instruct"
})

Problem Solving

puter.ai.chat("Debug this logic: If I have 3 apples and give away 5, how many do I have?", {
    model: "openrouter:essentialai/rnj-1-instruct",
    stream: true
})

Get Started Now

Just add one script tag to your HTML:

<script src="https://js.puter.com/v2/"></script>

No API keys needed. Start building with Rnj-1 immediately.

Learn more:

• Free, Unlimited Essential AI API
• Puter.js AI Documentation