Kling V3.0 Pro I2V vs Kling 4.0
Kling V3.0 Pro I2V (Kuaishou) vs Kling 4.0 (Kuaishou), compared on price, context, speed and Arabic support. Both run on thalam through one OpenAI-compatible API, so you can switch between them with a single model id change. At a glance, Kling V3.0 Pro I2V is the cheaper option.
Specs side by side
| Spec | Kling V3.0 Pro I2V | Kling 4.0 |
|---|---|---|
| Provider | Kuaishou | Kuaishou |
| Type | Video | Video |
| Price | $0.112 / sec | $0.207 / sec |
| Speed | Slow | Slow |
| Arabic support | None | None |
Which should you choose?
- Lower cost, about 1.8× cheaper ($0.112 / sec)
- Kling 4.0 from Kuaishou: clips up to 30 seconds with sound, from a prompt or from a first and last frame, at 720p or 1080p
One OpenAI-compatible endpoint, one bill. Switch between them with a single model id change, pay per use, credits never expire.
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FAQ
What's the difference between Kling V3.0 Pro I2V and Kling 4.0?
Kling V3.0 Pro I2V costs less ($0.112 / sec vs $0.207 / sec). Both are available on thalam behind one OpenAI-compatible API.
Is Kling V3.0 Pro I2V or Kling 4.0 cheaper?
Kling V3.0 Pro I2V is cheaper on input ($0.112 / sec vs $0.207 / sec). On thalam you pay per use, so you can route cheap-by-default and fall back to the other only when needed.
Can I use both Kling V3.0 Pro I2V and Kling 4.0 with one API key?
Yes. thalam is OpenAI-compatible, so both models are reachable through the same endpoint. Switching between them is a one-line model id change, no code rewrite.