GPT Image 2.5 Precise vs Seedream 4.0
GPT Image 2.5 Precise (OpenAI) 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 | GPT Image 2.5 Precise | Seedream 4.0 |
|---|---|---|
| Provider | OpenAI | ByteDance |
| Type | Image | Image |
| Price | $0.053 / image | $0.030 / image |
| Speed | Medium | Fast |
| Arabic support | None | Partial |
Which should you choose?
- The editing half of GPT Image 2.5. Give it up to four images and a prompt, and it changes what you asked for and leaves the rest alone
- Lower cost, about 1.8× cheaper ($0.030 / image)
- Rated faster (Fast) for latency-sensitive workloads
- Stronger Arabic support for Gulf and MENA use
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 GPT Image 2.5 Precise and Seedream 4.0?
Seedream 4.0 costs less ($0.030 / image vs $0.053 / image); Seedream 4.0 is rated faster; Seedream 4.0 has stronger Arabic support. Both are available on thalam behind one OpenAI-compatible API.
Is GPT Image 2.5 Precise or Seedream 4.0 cheaper?
Seedream 4.0 is cheaper on input ($0.030 / image vs $0.053 / 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 GPT Image 2.5 Precise 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.