Kling 3 clip cost on Sume with generated audio on or off
What Kling 3 clips cost on Sume with and without generated audio, by clip length and count. Audio adds the provider's per-second surcharge.
Kling 3 on Sume bills by the second, and generated audio adds the provider's per-second surcharge; turning it off with generate_audio: false lowers the price. A set of clips costs the per-clip price times the count.
Worked example: 5 Kling 3 clips of 10 seconds with audio: $10.50
5 Kling 3 (kling-3) clips of 10 seconds with generated audio cost $10.50 on Sume, $2.10 each. With generate_audio: false each is $1.40.
Prices come from the Sume rate card read on 2026-10-06; the model id and limits are in the video generation docs.
What does audio add?
Audio changes the per-second rate.
| Audio | Per clip | 5 clips |
|---|---|---|
| On | $2.10 | $10.50 |
| Off | $1.40 | $7.00 |
What should I check?
Read the live price in GET /v1/catalog.
- Send
generate_audioexplicitly. - One
Idempotency-Keyper clip. - Run one test clip first.
Every length and count in one table
This page replaces 10 posts that asked the same question with different numbers. Each row is one of them, with the answer it gave when it was published.
| Question | Answer |
|---|---|
| 5 Kling 3 clips of 10 seconds with audio: $10.50 | 5 ten-second Kling 3 clips with audio on Sume cost $10.50 ($2.10 each). Without audio each is $1.40. |
| Kling 3 Pro 10-second clip: audio on $2.10, off $1.40 | On Sume a 10-second Kling v3 Pro clip costs $2.10 with audio and $1.40 without. Per-second rates and when silent is worth it. |
| 50 Kling 3 clips of 10 seconds with audio: $105.00 | 50 ten-second Kling 3 clips with audio on Sume cost $105.00 ($2.10 each). Without audio each is $1.40. |
| Kling 3 Pro 12-second clip: audio on $2.52, off $1.68 | On Sume a 12-second Kling v3 Pro clip costs $2.52 with audio and $1.68 without. Per-second rates and when silent is worth it. |
| Kling 3 Pro 6-second clip: audio on $1.26, off $0.84 | On Sume a 6-second Kling v3 Pro clip costs $1.26 with audio and $0.84 without. Per-second rates and when silent is worth it. |
| 25 Kling 3 clips of 10 seconds with audio: $52.50 | 25 ten-second Kling 3 clips with audio on Sume cost $52.50 ($2.10 each). Without audio each is $1.40. |
| Kling 3 Pro 8-second clip: audio on $1.68, off $1.12 | On Sume a 8-second Kling v3 Pro clip costs $1.68 with audio and $1.12 without. Per-second rates and when silent is worth it. |
| Kling 3 Pro 15-second clip: audio on $3.15, off $2.10 | On Sume a 15-second Kling v3 Pro clip costs $3.15 with audio and $2.10 without. Per-second rates and when silent is worth it. |
| Kling 3 Pro 5-second clip: audio on $1.05, off $0.70 | On Sume a 5-second Kling v3 Pro clip costs $1.05 with audio and $0.70 without. Per-second rates and when silent is worth it. |
| 10 Kling 3 clips of 10 seconds with audio: $21.00 | 10 ten-second Kling 3 clips with audio on Sume cost $21.00 ($2.10 each). Without audio each is $1.40. |
Sources
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