Seedream 4.0 vs Seedream 5.0 Lite

Seedream 4.0 (ByteDance) vs Seedream 5.0 Lite (ByteDance), 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, Seedream 4.0 is the cheaper option.

Specs side by side

SpecSeedream 4.0Seedream 5.0 Lite
ProviderByteDanceByteDance
TypeImageImage
Price$0.030 / image$0.035 / image
SpeedFastFast
Arabic supportPartialPartial

Which should you choose?

Choose Seedream 4.0 if…
  • Lower cost ($0.030 / image)
Choose Seedream 5.0 Lite if…
  • Seedream 5.0 Lite, newest generation, smaller checkpoint, fast
Run both Seedream 4.0 and Seedream 5.0 Lite on one API

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 Seedream 4.0 and Seedream 5.0 Lite?

Seedream 4.0 costs less ($0.030 / image vs $0.035 / image). Both are available on thalam behind one OpenAI-compatible API.

Is Seedream 4.0 or Seedream 5.0 Lite cheaper?

Seedream 4.0 is cheaper on input ($0.030 / image vs $0.035 / image). 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 Seedream 4.0 and Seedream 5.0 Lite 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.