Service
Cloud Recording
Record any room to MP4, server-side. Recording is controlled from your backend with your API key — no client involvement.
Recording is a room-composite capture (all participants) written to MP4. Start and stop it from your server:
terminal
1# Start recording a room (server-side, with your API key)2curl -X POST https://cloud.unitythink.com/v1/recordings/start \3 -H 'x-api-key: sk_live_xxxxxxxx' -H 'Content-Type: application/json' \4 -d '{"room":"demo-room"}'5# → { "egressId": "EG_xxx", "status": "EGRESS_STARTING" }67# Stop it8curl -X POST https://cloud.unitythink.com/v1/recordings/stop \9 -H 'x-api-key: sk_live_xxxxxxxx' -H 'Content-Type: application/json' \10 -d '{"egressId":"EG_xxx"}'1112# List recordings13curl https://cloud.unitythink.com/v1/recordings -H 'x-api-key: sk_live_xxxxxxxx'Endpoints
POST/v1/recordings/startx-api-key
Body { room } → { egressId, status }.
POST/v1/recordings/stopx-api-key
Body { egressId } → { egressId, status }.
GET/v1/recordingsx-api-key
→ { recordings: [{ egressId, room, status }] }.
Output & billing
| Format | MP4 (room composite) |
| Output path | /out/<projectId>/<room>-<time>.mp4 |
| Billing | Metered by recorded minutes (single/mixed-stream ratios apply) |
Note:Upstream media failures return
502 { error: 'egress_failed', detail }. Buy recording minutes in the console.