Seedance 2.5 vs Wan 2.5 T2V Preview
Seedance 2.5 (ByteDance) vs Wan 2.5 T2V Preview (Alibaba), 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, Wan 2.5 T2V Preview is the cheaper option.
Specs side by side
| Spec | Seedance 2.5 | Wan 2.5 T2V Preview |
|---|---|---|
| Provider | ByteDance | Alibaba |
| Type | Video | Video |
| Price | $1.46 / video | $0.500 / video |
| Speed | Slow | Slow |
| Arabic support | Strong | Strong |
Which should you choose?
- ByteDance's Seedance 2.5: 30-second single shots, up to 50 reference assets, in-video editing and extension, native Arabic prompting and speech
- Lower cost, about 2.9× cheaper ($0.500 / video)
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 Seedance 2.5 and Wan 2.5 T2V Preview?
Wan 2.5 T2V Preview costs less ($0.500 / video vs $1.46 / video). Both are available on thalam behind one OpenAI-compatible API.
Is Seedance 2.5 or Wan 2.5 T2V Preview cheaper?
Wan 2.5 T2V Preview is cheaper on input ($0.500 / video vs $1.46 / video). 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 Seedance 2.5 and Wan 2.5 T2V Preview 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.