| Constraint | Limit |
|---|---|
| Request body size | 64 KB |
| Content length | 8,192 characters |
| Metadata size | 4,096 bytes (JSON serialized) |
| Metadata keys | 20 max |
| Metadata nesting depth | 3 levels |
| Tags per memory | 10 max |
| Tag length | 64 characters |
| Recall limit | 1–100 results |
| Recall min_similarity | 0.0–1.0 |
| Namespace length | 255 characters |
| Batch size | 100 memories |
| Query length | 8,192 characters |
Exceeding any limit returns a
422 VALIDATION_ERROR with details about which constraint was violated.