
Mem0
Memori
Agentmemory
Supermemory
Tempreon
cognee
TheSecondBrain.dev
Portable, verifiable memory for AI agents — works across ChatGPT, Claude, Gemini and any MCP client

SpacePrompts
500+ ChatGPT Prompt Templates
PromptHub
ChatGPT Prompts
ChatGPT Prompts for AI
PromptMatrix
iideaGPT
ImPromptr helps researchers and AI power users craft better LLM prompts through iterative refinement.

Which is more popular?
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | chainmemory.ai | impromptr.com |
| Pricing | ||
| Company | — | Startup from the United States · 1 - 9 employees · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


ChainMemory gives your AI agents persistent memory that belongs to YOU — not to a single vendor. Save a memory in ChatGPT, recall it in Claude or Gemini. Available via Chrome extension, MCP server (npm), or REST API. Every memory gets a cryptographic fingerprint and project states are anchored...
No description of ImPromptr yet.
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using ChainMemory and ImPromptr. For example, how are they different and which one is better?
When comparing ChainMemory and ImPromptr, you can also consider the following products.


Never lose your best AI prompts again. SpacePrompts provides seamless prompt management to help you save, organize, and access your ChatGPT, Claude, Gemini, and other AI assistant prompts instantly across all your devices.
Compare SpacePrompts to ChainMemory or ImPromptr:

Persistent memory from agent trace, not just conversation
Compare Memori to ChainMemory or ImPromptr:

Break through creative blocks and get things done in a flash
Compare 500+ ChatGPT Prompt Templates to ChainMemory or ImPromptr:

Persistent memory for Claude Code, Codex & coding agents
Compare Agentmemory to ChainMemory or ImPromptr:

Test, deploy, and manage your prompts with PromptHub, a prompt management tool designed to be usable by your whole team, not just engineers.
Compare PromptHub to ChainMemory or ImPromptr: