Matchmaker limitations
Review the rate limits and configuration restrictions that apply to the Matchmaker service.
Read time 1 minuteLast updated 2 days ago
Important
Unity Matchmaker currently supports Multiplay hosting, or a client-hosted solution provided by Unity, such as Relay and Distributed Authority. The team is working on extending support to third party hosting providers (including Multiplay by Rocket Science and others), and is aiming to deliver this support in advance of March 31st, 2026. Matchmaker will continue to work with Relay and Distributed Authority.
Rate limits
The Matchmaker service uses rate limits to help control network traffic by restricting the number of requests received by the API within any given second. The following table shows the rate limit for each Matchmaker service request for Players and Service Accounts:Request type | Player auth rate limit | Service account rate limit |
|---|---|---|
| Create ticket | 1 request per second | 66,000 requests per second |
| Get ticket status | 1 request per second | 660,000 requests per second |
| Delete ticket | 1 request per second | 66,000 requests per second |
| Create backfill ticket | N/A | 1 request per second |
| Update backfill ticket | N/A | 1 request per second |
Matchmaker requests limitations
Ticket creation requests are limited to 25 KB. The matchmaking ticket properties have the following size limitations:Ticket property | Length limit |
|---|---|
| Player ID | 64 characters |
| Number of players | 100 or the maximum number of players in a team |
| Number of custom data properties | 128 |
| Custom Data property name | 64 characters |
| Custom Data string propterty | 200 characters |
| Custom Data array size | 100 items |
Queue and pool limitations
The limit for queues is 10. The limit for pools is 10 pools per queue.Matchmaking configuration
The following table shows the matchmaking configuration limits:Configuration properties | Length Limit |
|---|---|
| Teams | 100 |
| Team rules | 25 |
| Match rules | 25 |
| Relaxations per rule | 25 |