Memory Store alternatives
TL;DR: 12 companies doing similar work to Memory Store in B2B, ranked by how closely they match what Memory Store actually does — not just by category.
How this list was built: every company here is Y Combinator-backed and shares at least one category with Memory Store. They are scored on how closely their own description overlaps with Memory Store's, and all facts shown come from the YC company records — nothing is estimated.
What are the best alternatives to Memory Store?
| Alternative | What it does | Batch | Team | Status |
|---|---|---|---|---|
| Wato | The control point for AI agents at work. | Spring 2026 | 2 | Active |
| Fithub | — | Winter 2010 | — | Inactive |
| Insoshi | — | Winter 2008 | — | Inactive |
| primitive | communication for agents | Spring 2026 | 4 | Active |
| Bryel | Devin for AI Research Engineering | Fall 2026 | 2 | Active |
| ProjectX | Agent native workspace for heavy parallel workflows on the web | Spring 2026 | 8 | Active |
| Indexable | sandbox infrastructure for AI agents | Spring 2026 | 3 | Active |
| Ardent | Database sandboxes for Agents | Spring 2026 | 3 | Active |
| Context.dev | We give AI agents realtime web context via API | Summer 2026 | 6 | Active |
| Compresr | LLM context compression for better accuracy | Winter 2026 | 3 | Active |
| Mirrors | Fix your AI agent's errors at runtime, so they never happen twice | Fall 2026 | 2 | Active |
| GrayPass | Verify that the expected person is in control before key actions. | Fall 2026 | 2 | Active |
Is Memory Store still active?
Memory Store is still operating, so switching is a choice rather than a forced migration. Compare on fit and price rather than urgency.
How was this list put together?
Every company here is Y Combinator-backed and shares at least one category with Memory Store. They are then ranked on how closely their own description overlaps with Memory Store's, so the closest matches come first rather than whoever happens to share a tag.