Estimate an ad video render cost before you pay: timeline plan
Sume's timeline plan endpoint is unbilled and returns billable minutes and an estimated cost before you render. Render is $0.10 per started output minute.

Before rendering a multi-clip ad on Sume, call POST /v1/timeline-1.0/plan. It is unbilled, creates no job and reserves no credits, and returns duration_seconds, segment_count, billable_minutes and estimated_cost_usd_micros. The render itself is $0.10 per ceil(output minute). Source: Timeline.
What plan returns
No Idempotency-Key is required for plan.
| Field | Meaning |
|---|---|
duration_seconds | Planned output length |
segment_count | Number of segments |
billable_minutes | Rounded-up minutes |
estimated_cost_usd_micros | Cost estimate in micro-dollars |
Round-up matters
Billing is per started minute, so a 61-second ad bills as two minutes. Trim to 60 seconds if the extra second is not worth it. The plan cannot predict short-source pad or loop warnings.
Plan every variant
Run plan for each variant in a test batch and sum estimated_cost_usd_micros before submitting the real renders.
Sources
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