Startup School
Y Combinator Companies
Y-Combinator
Indie Hackers
Pioneer
Buildily Academy
Hyper Founder Program
The definitive database of YC companies with all the metrics

ChainMemory
Mem0
Memori
Pieces for Developers
cognee
TheSecondBrain.dev
Claiv Memory
Persistent memory for Claude Code, Codex & coding agents

Which is more popular?
Website, pricing, platforms and company facts side by side.
|
TYC
The Y Combinator Database
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|---|---|---|
| Website | ycdb.co | agent-memory.dev |
| Listed in |
What each product offers, as listed by its team.

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

No analysis of The Y Combinator Database yet.
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How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using The Y Combinator Database and Agentmemory. For example, how are they different and which one is better?
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Portable, verifiable memory for AI agents — works across ChatGPT, Claude, Gemini and any MCP client
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Interactive list of all 1000+ YC companies
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Your private, local memory layer for all AI tools
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Y Combinator provides seed funding for startups.
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Persistent memory from agent trace, not just conversation
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