Which should you pick?
Seedream 5.0 Flash is the cheaper job: 3 credits against 4 credits for Flux Pro. 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: Flux Pro tops out at 4 credits a job versus 3.
Flux Pro supports up to 4K, the higher of the two.
Flux Pro supports more aspect ratios (9: 1:1, 16:9, 3:2, 2:3, 4:5, 5:4, 9:16, 3:4, 4:3), giving it more format flexibility.
What a job costs
Seedream 5.0 Flash
3 credits
It bills a flat rate per generation.
- Price3 credits
Flux Pro
4 credits
It bills a flat rate per generation.
- Price4 credits
All figures are Versely credits. Your plan's credit allowance is on the pricing page.
Spec comparison
| Spec | Seedream 5.0 Flash | Flux Pro |
|---|---|---|
| Provider | ByteDance | Flux |
| Cost per job | 3 credits | 4 credits |
| Billing | a flat rate per generation | a flat rate per generation |
| Max resolution | 2K | 4K |
| Aspect ratios | 1:1, 9:16, 16:9, 3:4, 4:3 | 1:1, 16:9, 3:2, 2:3, 4:5, 5:4, 9:16, 3:4, 4:3 |
| Durations | — | — |
| Frame rates | — | — |
| Qualities | — | SD, HD, 4K |
| Requires starting image | No | No |
| Accepts video input | No | No |
| Reference images | — | Up to 8 |
| Leaderboard | Unranked | Unranked |
| Released | Sep 23, 2026 | Aug 1, 2024 |
What each one does that the other doesn't
Only Seedream 5.0 Flash
fast, low cost, 2k, text rendering
Only Flux Pro
professional, commercial, reliable
Both list: text to image, text to image.
Full Seedream 5.0 Flash spec sheet →
Seedream 5.0 Flash is ByteDance Seed's fast, low-cost tier of the Seedream 5.0 image family (September 2026). It turns a text prompt into a 2K image quickly, with clean typography and multilingual text, for drafts, social posts and high-volume work.
Full Flux Pro spec sheet →
Professional Flux model for commercial use
More comparisons
Frequently asked questions
Which is cheaper, Seedream 5.0 Flash or Flux Pro?+
Seedream 5.0 Flash is cheaper per job: 3 credits against 4 credits for Flux Pro.
What can Seedream 5.0 Flash do that Flux Pro can't, or vice versa?+
Only Seedream 5.0 Flash lists fast, low cost, 2k, text rendering. Only Flux Pro lists professional, commercial, reliable. Both list text to image, text to image.
How do Seedream 5.0 Flash and Flux Pro bill?+
Seedream 5.0 Flash bills a flat rate per generation. Flux Pro bills a flat rate per generation. Both are charged in Versely credits.
Which has higher output resolution, Seedream 5.0 Flash or Flux Pro?+
Flux Pro supports higher output (4K against 2K).
Try both inside Versely
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