Every AI memory tool available in 2026, compared by features, pricing, and platform support. From browser extensions to developer APIs — find the right tool for your workflow.
Showing 9 of 9 tools
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ChatGPT, Claude, DeepSeek, Gemini, Kimi
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18+ AI platforms
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Multiple AI platforms
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ChatGPT, Claude
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ChatGPT, Claude, API
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API / Developer Platform
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ChatGPT only
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API / Agent Framework
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API / Research Platform
Use AI Memory if you want cross-platform memory injection and local-first privacy. Use Chat Memo if you only use ChatGPT.
Read our guide →Use Mem0 for a production-ready memory API with 54K GitHub stars. Use Zep for agent-based memory architectures. Use MemGPT/Letta for research.
Compare developer tools →AI Memory offers the most features for free. AI Context Flow has a one-time lifetime deal. Open-source tools are free if you self-host.
Full comparison →Every tool in this directory has been tested and evaluated on these criteria:
AI Memory (aimemory.pro) is the best all-around AI memory tool in 2026. It supports 5 AI platforms (ChatGPT, Claude, DeepSeek, Gemini, Kimi), offers memory injection, MCP server integration, and local-first privacy. It is free for core features with a Pro plan at $6.9/month for cloud sync and E2EE.
AI Memory offers the best free tier among AI memory tools — unlimited local storage, full-text search, memory injection, and cross-platform support, all at no cost. Chat Memo is another solid free option for ChatGPT and Claude users. Open-source alternatives like Supermemory (22K GitHub stars) and Mem0 (54K GitHub stars) are also free to self-host.
AI memory tools save, index, and organize your AI conversations so you can search and recall them later. They work by capturing conversation data from platforms like ChatGPT and Claude, storing it locally or in the cloud, and providing search and retrieval features. Advanced tools like AI Memory also offer memory injection — automatically inserting your saved context into new conversations so the AI remembers your preferences and past discussions.
There are at least 9 notable AI memory tools available in 2026: AI Memory, MemoryPlugin, AI Context Flow, Chat Memo, Supermemory, Mem0, AI Exporter, Zep, and MemGPT/Letta. They range from browser extensions for consumers to developer APIs for building custom memory systems. This directory covers all of them.
Consumer AI memory tools (like AI Memory, Chat Memo, MemoryPlugin) are browser extensions or apps that help individual users save and search their AI conversations. Developer AI memory tools (like Mem0, Zep, MemGPT/Letta) are APIs and frameworks for building memory capabilities into AI applications and agents. AI Memory bridges both worlds with a consumer-friendly interface and MCP server/API access for developers.
AI Memory supports the most platforms (5): ChatGPT, Claude, DeepSeek, Gemini, and Kimi. MemoryPlugin supports 18+ platforms via its Chrome extension. Chat Memo supports ChatGPT and Claude only. AI Exporter only works with ChatGPT. Open-source tools like Mem0 and Zep are platform-agnostic since they work via API.
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