ChatExtender

Persistent memory and search for ChatGPT and Claude

nikonishimine·Published on Oct 4, 2026·0 reputationReputation invested into this product to boost its ranking. Anyone can spend the reputation they've earned here — recent investments count for more and lift the product higher on the leaderboard. This is separate from community upvotes.

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About ChatExtender

ChatExtender provides a memory layer that carries across ChatGPT and Claude conversations. It enables persistent memory so long chats never lose context, alongside full-text search capabilities across every conversation. Designed to be local and private, it allows you to manage your AI interactions without losing previous information. ChatExtender is a local Mac desktop app.

✦ Good to know

Costs $30 as a one-time purchase with no subscription required.
Stores all conversation history locally in SQLite on your Mac, keeping data private.
Automatically summarizes and carries full context into new sessions to prevent silent context degradation.
Provides full-text search across all synced conversations from both ChatGPT and Claude.
Allows attaching reusable memory files and notes to messages so context persists without re-explaining.

Taken from the product's own website and re-checked automatically.

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