Momo

Eggshell

Maker of Eggshell · AI memory

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About

Building Eggshell: local memory that helps AI agents reuse prior work and use fewer tokens. Open source, with a Lean engine and no LLM calls to organize memory.

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Eggshell on GitHub

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Maker History

EggshellLocal memory for AI agents to reuse work, spend fewer tokens
Sep 2026

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Joined Product HuntSeptember 12th, 2026

Forums

p/eggshell-2

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5d ago

Eggshell demo: reuse earlier work in a new AI chat, with fewer tokens

I'm Momo, the maker of Eggshell. We're joining the GPT-6 Astra Challenge on September 18, and I'd love feedback from people who investigate related code across separate AI chats.

Eggshell saves work, results, and evidence locally, then brings relevant findings into a new chat. It is open source, with a Lean engine and no LLM calls to organize memory.

Here is the 29-second demo, using real Codex CLI recordings, Luna xhigh, and independent ephemeral chats:

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1h ago

Eggshell - Local memory for AI agents to reuse work, spend fewer tokens

Eggshell carries useful work across AI agent chats. It stores results and evidence locally, retrieves relevant memory, and helps reduce repeated investigation—without LLM calls to organize that memory.