Which should you pick?
Seedream 4.5 is the cheaper job: 4 credits against 5 credits for Wan Preview 2.5 Text to Image. Those are the credits one complete generation costs, not a headline rate, so they are directly comparable even though the two models bill differently.
At their most expensive settings the gap widens: Wan Preview 2.5 Text to Image tops out at 5 credits a job versus 4.
Seedream 4.5 supports more aspect ratios (8: 1:1, 2:3, 3:2, 4:3, 3:4, 16:9, 9:16, 21:9), giving it more format flexibility.
What a job costs
Seedream 4.5
4 credits
It bills a flat rate per generation.
- Price4 credits
Wan Preview 2.5 Text to Image
5 credits
It bills a flat rate per generation.
- Price5 credits
All figures are Versely credits. Your plan's credit allowance is on the pricing page.
Spec comparison
| Spec | Seedream 4.5 | Wan Preview 2.5 Text to Image |
|---|---|---|
| Provider | ByteDance | Wan |
| Cost per job | 4 credits | 5 credits |
| Billing | a flat rate per generation | a flat rate per generation |
| Max resolution | 4K | 4K |
| Aspect ratios | 1:1, 2:3, 3:2, 4:3, 3:4, 16:9, 9:16, 21:9 | 1:1, 4:3, 3:4, 16:9, 9:16 |
| Durations | — | — |
| Frame rates | — | — |
| Qualities | SD, HD, 4K | — |
| Requires starting image | No | No |
| Accepts video input | No | No |
| Reference images | Up to 10 | — |
| Leaderboard | #25 in edit image | Unranked |
| Released | Dec 3, 2025 | Sep 23, 2025 |
What each one does that the other doesn't
Only Seedream 4.5
edit image, image to image, advanced, high quality, creative
Only Wan Preview 2.5 Text to Image
wan, quality
Both list: text to image.
Leaderboard positions
Versely ranks each capability on its own leaderboard, so a position is only comparable between two models within the same row.
Seedream 4.5
- Edit image#25
- Text to image#31
Wan Preview 2.5 Text to Image
Not on a Versely leaderboard yet.
Full Seedream 4.5 spec sheet →
ByteDance's Seedream 4.5 all-round image model — generation, editing and image-to-image in one endpoint, with the strong text rendering and prompt comprehension the Seedream line is known for.
Full Wan Preview 2.5 Text to Image spec sheet →
Wan 2.5 in still-image mode — the video family's frame generator used standalone. Produces cinematic, video-native compositions that match Wan footage, ideal for first-frame and thumbnail work.
More comparisons
Frequently asked questions
Which is cheaper, Seedream 4.5 or Wan Preview 2.5 Text to Image?+
Seedream 4.5 is cheaper per job: 4 credits against 5 credits for Wan Preview 2.5 Text to Image.
What can Seedream 4.5 do that Wan Preview 2.5 Text to Image can't, or vice versa?+
Only Seedream 4.5 lists edit image, image to image, advanced, high quality, creative. Only Wan Preview 2.5 Text to Image lists wan, quality. Both list text to image.
How do Seedream 4.5 and Wan Preview 2.5 Text to Image bill?+
Seedream 4.5 bills a flat rate per generation. Wan Preview 2.5 Text to Image bills a flat rate per generation. Both are charged in Versely credits.
Try both inside Versely
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