Pi

Free

pi.ai

A highly empathetic, conversational AI assistant designed by Inflection AI to act as a supportive sounding board and companion.

About Pi

Pi (Personal Intelligence) is a fundamentally different type of AI assistant. While tools like ChatGPT focus on raw productivity and coding, Pi was engineered from the ground up by Inflection AI to prioritize high emotional intelligence, empathy, and active listening.

The platform acts as an always-available sounding board. When a user logs on to vent about a stressful workday or brainstorm a life decision, Pi doesn't just output a bulleted list of solutions. Instead, it asks thoughtful follow-up questions, validates the user's feelings, and guides them through a conversational discovery process.

Featuring an incredibly clean, minimalist interface and exceptionally natural-sounding voice capabilities on mobile devices, the AI remembers past conversations and references them naturally, creating a deeply personalized and supportive user experience.

Key Features

Core capabilities and technical highlights of Pi

Proprietary language model specifically optimized for emotional intelligence, empathy, and conversational flow.

Exceptionally natural text-to-speech voice interface available on the mobile application for hands-free chatting.

Long-term memory architecture that seamlessly remembers user preferences and past conversations over time.

Minimalist, distraction-free user interface focused entirely on the chat experience without complex menus.

Popular Use Cases

How teams, developers, and creators get value from Pi

1Talk through a stressful personal decision with an objective, empathetic AI that asks clarifying follow-up questions.

2Use the voice interface during a daily commute to verbally brainstorm ideas for an upcoming creative project.

3Engage in a daily check-in to track emotional well-being and practice conversational mindfulness exercises.

4Ask complex factual questions and receive clear, conversational answers that feel like talking to a knowledgeable friend.

Frequently Asked Questions

Common questions and answers regarding Pi

Is Pi free to use?

Yes, Pi is currently completely free to use across the web interface and mobile applications.

Who created Pi?

Pi was developed by Inflection AI, a company founded by prominent AI researchers including Mustafa Suleyman (co-founder of DeepMind).

Can Pi write code or do math?

While it can handle basic logic and factual queries, it is intentionally not optimized for heavy coding or enterprise tasks; its core focus is conversation.

Is the voice interaction real-time?

Yes, on the iOS and Android apps, users can speak naturally to Pi, and it responds with an incredibly realistic, low-latency AI voice.

Is my data sold to advertisers?

No, Inflection AI strictly states that personal user conversations are not sold to third-party data brokers or advertisers.