- In-flight jobs per account: template pages note any per-template caps (GPU-heavy stages like matting cap at 3 concurrent per account).
- At the cap, new runs return the typed blocker
IN_FLIGHTat estimate time, or HTTP 429 at run time. Back off and retry; don’t tight-loop. - Queue position and estimated wait are reported on the job while queued.
Setting up
Concurrency limits
How many jobs can run at once, and what happens at the cap.
GPU stages are scheduled fairly across accounts, so per-account in-flight
caps apply: