The AI review score
Delivers local conversation memory for AI tool users.
13 dimensions
Reviewed on Aug 28, 2026
Memdex
memdex.ai
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Claim itWhat it does
Memdex is a Chromium browser extension that auto-saves AI conversations and injects relevant context from past chats into new ones, storing all data locally on the user's device.
Two ratings
Verified user rating
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Screenshots
Captured during our latest review on Aug 28, 2026
Pricing details
Annual billing available at $84/year (30% discount). Lifetime option available at $99 one-time.
| Plan | Price | Details |
|---|---|---|
| Free | $0 monthly per tier | Manual recording of conversations, access to 10 most recent conversations, limited context additions. Manual save only · 10 recent conversations View source |
| Pro Monthly | $10 monthly per tier | Auto-record every conversation, access all conversations, unlimited context additions. View source |
| Pro Yearly | $84 annual per tier | Same as Pro Monthly, billed annually with a 30% discount. 30% off View source |
| Pro Lifetime | $99 one time per tier | Pay once. Use Memdex forever, with all Pro benefits included. View source |
Key features
Auto-save conversations
automation
Automatically captures every AI conversation without manual intervention.
Context detection & injection
AI workflow
Scans saved conversations for relevant matches and injects full context into new chats with one click.
Local encrypted storage
security
Stores all conversation data locally on the user's device, encrypted, with no server uploads.
Cross-AI continuation
interoperability
Allows seamless transfer and reuse of context between ChatGPT, Claude, and Gemini.
Who it’s for
Cross-AI workflow continuity
Maintaining conversation context and prompts across different AI platforms without manual copying.
Local conversation backup
Preserving AI chat history securely on-device for future reference or migration.
Integrations
ChatGPT
AI assistants
Saves and reuses conversation context from ChatGPT.
Claude
AI assistants
Saves and reuses conversation context from Claude.
Gemini
AI assistants
Saves and reuses conversation context from Gemini.
Buyer questions
Questions buyers actually ask
What does Memdex actually do?
Memdex is a Chrome extension that saves your AI conversations and automatically suggests relevant context when you start a new chat. It works across ChatGPT, Claude, and Gemini.
Is my data safe?
Yes. All conversations are stored locally on your device, encrypted. Nothing is uploaded to our servers. We never see your data, and it's never used for training.
Product FAQ information · View source
The expert review
Memdex scores 73/100 overall, driven by exceptional positioning and clear messaging for cross-platform AI memory management.
73/100: clear positioning, slow mobile load
Verified user reviews
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Scores across 13 dimensions
Brand & experience
Performance
Content & editorial
Trust & decision surfaces
Search & discoverability
Docs & measurement
- Domain
- memdex.ai
- Category
- Agent tooling & MCP
- Pricing
- Freemium · $7–$10/mo
- Platforms
- web
- HQ
- United Kingdom
- Last checked
- Aug 28, 2026
- Dimensions reviewed
- 34
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