What is AI memory?
AI memory is what stays with a tool between one chat and the next. Learn the types, how it works in ChatGPT, Claude and Gemini, and when you need a separate memory.
Read the guideGuides
AI memory guides
Practical guides answering the questions people ask when they work with AI tools every day. Each one opens with the short answer.
The basics
AI memory vs context window
The context window is what a model reads in the current chat; memory is what remains afterwards. A plain explanation of the two, and of how RAG differs from both.
Read the guideAI second brain
A second brain is a place outside your head for what you know. With AI, it reads and writes alongside you. How to build one that does not become an archive.
Read the guideChatGPT memory
Why ChatGPT forgets
ChatGPT forgets for three reasons: a new chat starts empty, a long chat outgrows the context window, and its memory is limited. Each cause and what to do about it.
Read the guideDoes ChatGPT remember across chats?
Yes: ChatGPT keeps your chats in your account and holds facts about you in memory. What it saves, what it recalls across conversations, and how to control it.
Read the guideChatGPT memory full
Seeing "Memory full" in ChatGPT? What it means, how to free space without losing what matters, and what to do if it keeps happening.
Read the guideDelete ChatGPT memory
How to delete one ChatGPT memory, clear all of it, or turn memory off. Plus the difference between clearing memory and deleting chats.
Read the guideExport ChatGPT conversations
How to export all your ChatGPT conversations in one file, what the file contains, and how to use it in another tool or keep it as a backup.
Read the guideBetween tools
ChatGPT to Claude
How to move your memory and conversations from ChatGPT to Claude: what transfers, what does not, and the order that saves you time.
Read the guideChatGPT to Gemini
What you can move from ChatGPT to Gemini, what stays behind, and how to keep the context of your work in both tools.
Read the guideShare context between AI tools
Four ways to share context between AI tools: copy and paste, a context file, memory import, and a shared memory. What each is good for and where it stops.
Read the guideChatGPT vs Claude
The differences between ChatGPT and Claude that matter in daily work: memory, projects, writing and coding. And why many people end up using both.
Read the guideMemory for coding agents
Instruction files tell a coding agent how to write code. How to give coding tools a memory of decisions and reasons that lasts across sessions and tools.
Read the guideAI tools for work
A practical guide to choosing AI tools for work: chat, search and coding tools. And how to combine them without explaining your work to each one again.
Read the guideKeep reading
Compare before you choose
Honest comparisons of Memory Bridge with ChatGPT, Claude and Gemini memory, and with Mem0 and MemoryPlugin. Who each suits, and when we are not the best fit.
AI memory glossary
Short, plain definitions of AI memory terms: context, context window, built-in and shared memory, semantic search, RAG and others.
Works with the AI tools you already use
Memory Bridge works with the AI tools you already use: ChatGPT, Claude, Gemini, Cursor, Claude Code, Codex and more. One AI memory across all of them.
One memory. Every tool you use.
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