Limits

Limit	Default
Requests per key	120 per minute
Visits in progress per account	20
Audio file size	500 MB
Audio types	`audio/webm`, `audio/ogg`, `audio/mpeg`, `audio/mp4`, `audio/x-m4a`, `audio/wav`, `audio/x-wav`, `audio/flac`
Transcript length	500,000 characters
Upload URL lifetime	1 hour
Time to upload before a `recording` visit is removed	6 hours

Over a rate or concurrency limit, the API answers 429 with a Retry-After header in seconds. Need higher limits? Ask your RxNote contact.