Writing
mem0 vs haystack
Compare mem0 and haystack on pricing status, source, license and activity. Both in Writing.
| Feature | mem0 | haystack |
|---|---|---|
| Pricing | Open source | Open source |
| Best for | Not listed by source | Not listed by source |
| Source | GitHub | GitHub |
| GitHub stars | 66,834 | 26,697 |
| License | Apache-2.0 | Apache-2.0 |
| Last activity | Oct 8, 2026 | Oct 8, 2026 |
Built only from the data each source provides. Check both official sites for current pricing.