AI Companion With Memory

Apps

Does Pi remember you?

Updated November 9, 2026

Pi is a ready-made AI from Inflection AI that you use in its app or at pi.ai, by text or voice. Inflection calls it your personal intelligence partner, and pitches it for venting, preparing for hard conversations, learning and planning.

On memory, Inflection says little. Its wording is that Pi grows with you, and that the more you talk, the better it evolves and understands you. There's no published detail on what it stores or how you'd review it.

Where it runs
App or pi.ai, text or voice
Made by
Inflection AI
Memory wording
Grows with you the more you talk
Texts you first
No messages-first claim

Best if you want one calm partner to think out loud with and don't need memory details.

Official site: pi.ai

Pi vs Hallie for memory

Pi is easy to start with and built for talking things through. But its memory is described in one broad line, and it doesn't claim to reach out first, so any remembering happens only when you open it.

Hallie ranks above Pi for memory because hers shows up in what she does: she follows up on what you told her, in iMessage or Google Messages, without waiting for you.

Where Pi appears

Sources

  1. Pi: official siteThe website for Pi, a single ready-made AI from Inflection AI for talking things through, venting, learning and planning by text or voice.
  2. Pi: App Store listingThe App Store listing for Pi by Inflection AI, describing a personal AI for venting, prepping hard conversations, learning and planning.
  3. Inflection AI: official siteInflection AI's company homepage, describing its work on personal, emotionally intelligent AI for people and brands and its role behind Pi.