Inflection AI: Inflection 3 Pi

Q: Is Inflection 3 Pi free?

Yes, it is free if you're using it through Puter.js . With the User-Pays Model , you can add Inflection 3 Pi to your app at no cost — your users pay for their own AI usage directly, making it completely free for you as a developer.

This model is no longer available.

Add AI to your application with Puter.js.

Explore Other Models

Model Card

Inflection 3 Pi is a conversational AI model by Inflection AI, designed to power emotionally intelligent interactions. It's the model behind Inflection's Pi chatbot, built with a focus on empathy, safety, and natural dialogue rather than pure task completion.

The model adapts to each user's tone and communication style, making it well suited for customer support chatbots, roleplay scenarios, and applications where warmth and conversational nuance matter. It also has access to recent news for topical awareness.

Inflection 3 Pi offers an 8K context window with a max output of 1,024 tokens. It's a strong pick when your use case prioritizes user experience and conversational quality over structured output or complex reasoning.

Context Window 8K

tokens

Max Output 1K

tokens

Input Cost $2.5

per million tokens

Output Cost $10

per million tokens

Release Date Oct 11, 2024

Code Example

Add AI to your app with the Puter.js AI API — no API keys or setup required.

// npm install @heyputer/puter.js
import { puter } from '@heyputer/puter.js';

puter.ai.chat("Explain quantum computing in simple terms").then(response => {
    document.body.innerHTML = response.message.content;
});

<html>
<body>
    <script src="https://js.puter.com/v2/"></script>
    <script>
        puter.ai.chat("Explain quantum computing in simple terms").then(response => {
            document.body.innerHTML = response.message.content;
        });
    </script>
</body>
</html>

Frequently Asked Questions

How do I use Inflection 3 Pi?

You can access Inflection 3 Pi by Inflection AI through Puter.js AI API. Include the library in your web app or Node.js project and start making calls with just a few lines of JavaScript — no backend and no configuration required. You can also use it with Python or cURL via Puter's OpenAI-compatible API.

Is Inflection 3 Pi free?

Yes, it is free if you're using it through Puter.js. With the User-Pays Model, you can add Inflection 3 Pi to your app at no cost — your users pay for their own AI usage directly, making it completely free for you as a developer.

What is the pricing for Inflection 3 Pi?

Inflection 3 Pi costs $2.5 per 1M input tokens and $10 per 1M output tokens.

	Price per 1M tokens
Input	$2.5
Output	$10

Who created Inflection 3 Pi?

Inflection 3 Pi was created by Inflection AI and released on Oct 11, 2024.

What is the context window of Inflection 3 Pi?

Inflection 3 Pi supports a context window of 8K tokens. For reference, that is roughly equivalent to 16 pages of text.

What is the max output length of Inflection 3 Pi?

Inflection 3 Pi can generate up to 1K tokens in a single response.

Does it work with React / Vue / Vanilla JS / Node / etc.?

Yes — the Inflection 3 Pi API works with any JavaScript framework, Node.js, or plain HTML through Puter.js. Just include the library and start building. See the documentation for more details.

Get started with Puter.js

Add AI to your application without worrying about API keys or setup.

Explore Models View Tutorials