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

Spatial
SpatialChat
MeetinVR
Coffeetime
NextRetreat
Offsyte
Zepeto
The 3D social hub for remote teams & virtual events

Which is more popular?
Website, pricing, platforms and company facts side by side.
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| Website | chainmemory.ai | sine.space |
| Pricing | — | |
| 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...
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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
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Share your experience with using ChainMemory and Breakroom. For example, how are they different and which one is better?
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Persistent memory for Claude Code, Codex & coding agents
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VR business meetings better than in real life
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