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MindActive since Aug 2026

Manasvi

On-Device Companion · Android

What it offers

A private, local-first Android companion: a character named Bujji who talks, remembers, reminds, and looks back at you, running an on-device language model on a Samsung Galaxy S22 Ultra with no laptop server, no cloud model, and no paid avatar service.

JP wanted a character to talk to anytime, not a chat box with a face on it — and one that never sends conversations, memory, or voice to a server.

Manasvi

How it started · 29 Aug 2026

“I had planned to develop a Character for my personal use.. with whom i can talk to anytime on anything. Attached the original plan and the source code is in this folder. GPT has done to an extent but the Bujji charac...”

10 sessions later → Manasvi

How it evolved

  • Switched to the model format Android could actually run
  • The companion became the home screen, not a sub-page
  • Tuned prompts only against measured failures, not guesses
  • Replaced a generated avatar with JP's own filmed clip
  • Model swaps are now transactional, with rollback

Patterns

10sessions
~185Kwords
~241Ktokens
Building · 10

From Shape — the shape of the conversation, not its content.

AI use · 10 sessions

This page shows the shape of the work, not the how. Want to see it running, or talk through how it's built?

Get in touch →