69 Prompts both models were run on. Each slide shows the two clips for one Prompt, with the Prompt and the human preference split underneath.
Summary and how to choose
Audio: No native audio for Kling 2.1 Master, versus not confirmed for Seedance 1 Pro.
Kling 2.1 Master
Strengths: published exact per-second API rates.
Trade-offs: the full output envelope is not confirmed and generation modes are not confirmed.
Seedance 1 Pro
Strengths: a checked plan, credit or no-rate path.
Trade-offs: the full output envelope is not confirmed, generation modes are not confirmed, audio support is not confirmed, and pricing is not normalized to a per-second rate.
Choose Kling 2.1 Master when transparent exact API pricing matter most. Choose Seedance 1 Pro when a checked plan, credit or no-rate path matter most.
For output quality, use the paired vote split below; it is specific to the shared Prompts shown here. This summary compares confirmed documentation and pricing only; it does not infer visual quality or rank models.
Overall · 69 shared Prompts
no ties
- Kling 2.1 Master
- 52%
- preferred on 37/69
- Seedance 1 Pro
- 48%
- preferred on 32/69
Average share of weighted human votes across every shared Prompt, published by Rapidata. This is the dataset’s vote split, not a rating by this site.
Prompt 1 of 69
Human preference on this pairing
Share of weighted human votes for these two clips, collected by Rapidata. It compares this exact pair of clips — it is not an absolute score and not our rating.
Prompt
A 'day in the life' of a cutting-edge urban dance crew rehearsing for a global competition. Showcase their intense training, creative choreography sessions, high-tech stage setups, team dynamics, and the adrenaline-filled moments of their electrifying performance under the city lights.
All 69 Prompts in this matchup
List-price signal
Checked 2026-09-19
Exact and estimate rows are USD per output second. Rows marked Exact are published provider rates; rows marked Estimate are official examples calculated from token consumption, not fixed per-second plan prices. Plan, credit and token paths are grouped separately. A dash means no comparable checked price.
| Basis | Kling 2.1 Master | Seedance 1 Pro |
|---|---|---|
| USD / output second | ||
| 1080Pexact | $0.28 | No comparable checked price |
| Other checked billing paths | ||
| Online · with audio | No comparable checked price | $2.40 / M tokens |
| Online · without audio | No comparable checked price | $1.20 / M tokens |
| Offline · with audio | No comparable checked price | $1.20 / M tokens |
| Offline · without audio | No comparable checked price | $0.60 / M tokens |
| Seedance 1 Pro: Provider token rates, not a fixed per-second or per-video price. | ||
This is a price signal, not a quality ranking. Resolution, capabilities, input materials, failed generations, taxes, and regional account terms are not normalized.
- Kling AI API pricing — video · checked 2026-09-11
- BytePlus ModelArk pricing · checked 2026-09-19
API comparison
1/7 and 1/7 fields confirmed from official sources
Version-level API facts, taken from the provider documentation cited below. Unconfirmed means we have not verified it from an official source — it does not mean the feature is unsupported.
| Field | Kling 2.1 Master | Seedance 1 Pro |
|---|---|---|
| Official model ID | Unconfirmed | seedance-1-pro-251215 |
| Duration | Unconfirmed | Unconfirmed |
| Resolution | Unconfirmed | Unconfirmed |
| Modes | Unconfirmed | Unconfirmed |
| Aspect ratios | Unconfirmed | Unconfirmed |
| Native audio | No native audio | Unconfirmed |
| Weights license | Unconfirmed | Unconfirmed |
Sources · checked 2026-09-19
- BytePlus ModelArk pricing · checked 2026-09-19
- Kling AI API pricing — video · checked 2026-09-11
Where these clips come from
Both clips and the preference split are published by Rapidata under APACHE-2.0, retrieved 2026-09-11. Media is served directly from their Hugging Face repositories; this site re-hosts nothing and adds no rating of its own.
- Rapidata/text-2-video-human-preferences
- Rapidata/text-2-video-human-preferences-veo3.1
- Rapidata/text-2-video-human-preferences-veo3
- Rapidata/text-2-video-human-preferences-veo2
- Rapidata/text-2-video-human-preferences-seedance-1-pro
- Rapidata/text-2-video-human-preferences-kling-v2.1-master
- Rapidata/text-2-video-human-preferences-wan2.1
- Rapidata/text-2-video-human-preferences-pika2.2
- Rapidata/text-2-video-human-preferences-moonvalley-marey
- Rapidata/text-2-video-human-preferences-genmo-mochi-1
Where to run these models
This site does not generate video and does not sell generation credits, so it has no reason to prefer either model. To run them, use the provider’s own API or app.
Frequently asked questions
Did these two models run the same Prompts?
Yes. Kling 2.1 Master and Seedance 1 Pro were both run on the same 69 Prompts, with identical Prompt text sent to each model. Each slide on this page shows the two clips generated for one Prompt.
Which model did people prefer overall?
Across 69 Prompts, Kling 2.1 Master averaged 52% of the weighted human preference for each pair, and Seedance 1 Pro averaged 48%. These are vote shares published by Rapidata; they are not a rating by this site.
How many Prompts was each model preferred on?
Kling 2.1 Master was preferred on 37 of 69 Prompts and Seedance 1 Pro on 32, with no ties.
Can I generate these videos on this site?
No. This site does not generate video and does not sell generation credits; it compares models and links out to each provider. Running these models means using the provider's own API or app.