Quotas and limits in SpeechSense
Written by
Updated at October 23, 2025
SpeechSense has the following limits:
- Quotas are organizational constraints that can be changed by support on request.
- Limits are technical constraints of the Yandex Cloud architecture. You cannot change the limits.
Quotas
| Type of limit | Value |
|---|---|
| General quotas | |
| Maximum number of projects per space | 100 |
| Maximum number of tags per project | 1,000 |
| Maximum number of metadata entries per connection | 200 |
| Maximum number of dictionaries per space | 100 |
| Maximum line size in dialog metadata, bytes | 1,024 |
| Maximum number of files per knowledge base per assistant | 10 |
| Maximum file size per knowledge base per assistant | 30 MB |
| Maximum total number of characters in the assistant instruction, including characters in the transcript | 120,000 |
| Maximum total number of characters in the result fields | 4,000 |
| Quotas for a project | |
| Total number of requests for dialogs via API and for viewing in the SpeechSense interface, per second | 20 |
| Total number of requests for dialogs via API and for viewing in the SpeechSense interface, per minute | 200 |
| Total number of requests for dialogs via API and for viewing in the SpeechSense interface, per hour | 2,000 |
| Total number of requests for dialogs via API and for viewing in the SpeechSense interface, per day | 20,000 |
Limits
| Type of limit | Value |
|---|---|
| User data storage period | 3 months |
| Recalculation of modified and newly created dictionary and semantic tags per month | Once per night |
| Number of returned search results | 10,000 |