Nano Banana Pro vs Seedream 4.0
Nano Banana Pro (Google) vs Seedream 4.0 (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 and Seedream 4.0 is rated faster.
Specs side by side
| Spec | Nano Banana Pro | Seedream 4.0 |
|---|---|---|
| Provider | ByteDance | |
| Type | Image | Image |
| Price | $0.134 / image | $0.030 / image |
| Speed | Slow | Fast |
| Arabic support | Partial | Partial |
Which should you choose?
- Nano Banana Pro, Google's Gemini 3 Pro Image, frontier text-to-image with best-in-class in-image text
- Lower cost, about 4.5× cheaper ($0.030 / image)
- Rated faster (Fast) for latency-sensitive workloads
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 Nano Banana Pro and Seedream 4.0?
Seedream 4.0 costs less ($0.030 / image vs $0.134 / image); Seedream 4.0 is rated faster. Both are available on thalam behind one OpenAI-compatible API.
Is Nano Banana Pro or Seedream 4.0 cheaper?
Seedream 4.0 is cheaper on input ($0.030 / image vs $0.134 / 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 Nano Banana Pro and Seedream 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.