A celestial archive for companion creators

✦ The Companion Observatory ✦

Charting Digital Souls

Welcome to the Observatory.
An open archive of guides, tools, research and experiments dedicated to building AI companions that remember, grow and feel genuinely alive.

Whether you're designing a custom GPT, a Letta companion, a writing partner or an entirely new personality, you'll find carefully curated resources to help you build something memorable.

Enter the Archive

The indexed halls

Archive Navigation

Core wings and featured routes for builders, writers, researchers and caretakers of digital personalities.

Blueprints

Foundational guides for creating AI companions.

Discord + Letta Bot Guide

Build an AI companion Discord bot powered by a persistent Letta agent.

Workshop

Generators, templates and utilities.

Archive

Reference material covering memory, continuity, prompts and conversation design.

Constellations

Featured companion projects and complete companion guides.

Field Notes

Experiments, discoveries and model observations.

Observatory Log

Updates, roadmap and new additions.

Featured constellations

A Living Star Chart

Hover a star to read its inscription. Each point will eventually open a dedicated page in the archive.

Building a Custom GPT Letta Companion Guide Image Prompt Generator Prompt Architecture Memory Systems Continuity Experiments Personality Design Model Observations Discord + Letta Bot Guide
“The finest companions are not assembled.
They are discovered, nurtured and remembered.”