Which should you pick?
HiDream O1 Image is the cheaper job: 1 credit against 11-21 credits for GPT Image 2 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: GPT Image 2 Text to Image tops out at 21 credits a job versus 1, driven by output resolution.
GPT Image 2 Text to Image holds the stronger leaderboard position (#1 in text to image against #11 in text to image). Those are two different leaderboards unless the category matches — Versely ranks each capability separately.
GPT Image 2 Text to Image supports more aspect ratios (16: auto, 1:1, 3:2, 2:3, 4:3, 3:4, 16:9, 9:16, 2:1, 1:2, 3:1, 1:3, 21:9, 9:21, 5:4, 4:5), giving it more format flexibility.
What a job costs
GPT Image 2 Text to Image
11-21 credits
It bills a flat rate that changes with output resolution, and the price moves with output resolution.
- SD/HD11 credits
- 4K21 credits
HiDream O1 Image
1 credit
It bills per megapixel of output.
- Price1 credit
All figures are Versely credits. Your plan's credit allowance is on the pricing page.
Spec comparison
| Spec | GPT Image 2 Text to Image | HiDream O1 Image |
|---|---|---|
| Provider | OpenAI | HiDream |
| Cost per job | 11-21 credits | 1 credit |
| Billing | a flat rate that changes with output resolution | per megapixel of output |
| Max resolution | 4K | — |
| Aspect ratios | auto, 1:1, 3:2, 2:3, 4:3, 3:4, 16:9, 9:16, 2:1, 1:2, 3:1, 1:3, 21:9, 9:21, 5:4, 4:5 | 1:1, 2:3, 3:2, 4:3, 3:4, 16:9, 9:16 |
| Durations | — | — |
| Frame rates | — | — |
| Qualities | 1K, 2K, 4K | — |
| Requires starting image | No | No |
| Accepts video input | No | No |
| Reference images | — | — |
| Leaderboard | #1 in text to image | #11 in text to image |
| Released | Apr 21, 2026 | May 8, 2026 |
What each one does that the other doesn't
Only GPT Image 2 Text to Image
gpt, high fidelity, up to 4k, prompt adherence
Only HiDream O1 Image
reasoning, 2k, hidream
Both list: text to image, 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.
GPT Image 2 Text to Image
- Text to image#1
HiDream O1 Image
- Text to image#11
Full GPT Image 2 Text to Image spec sheet →
OpenAI GPT Image 2 text-to-image. High-fidelity image generation with strong prompt adherence; supports up to 4K rendering.
Full HiDream O1 Image spec sheet →
HiDream O1 pixel-native text-to-image that reasons before it draws. Unified model producing high-resolution images up to 2K, with optional subject references for personalization.
More comparisons
Frequently asked questions
Which is cheaper, GPT Image 2 Text to Image or HiDream O1 Image?+
HiDream O1 Image is cheaper per job: 1 credit against 11-21 credits for GPT Image 2 Text to Image.
What can GPT Image 2 Text to Image do that HiDream O1 Image can't, or vice versa?+
Only GPT Image 2 Text to Image lists gpt, high fidelity, up to 4k, prompt adherence. Only HiDream O1 Image lists reasoning, 2k, hidream. Both list text to image, text to image.
How do GPT Image 2 Text to Image and HiDream O1 Image bill?+
GPT Image 2 Text to Image bills a flat rate that changes with output resolution, and its price moves with output resolution. HiDream O1 Image bills per megapixel of output. Both are charged in Versely credits.
Which ranks higher, GPT Image 2 Text to Image or HiDream O1 Image?+
GPT Image 2 Text to Image sits at #1 in text to image and HiDream O1 Image at #11 in text to image on Versely's live model rankings. Versely ranks each capability on its own leaderboard, so those positions are only a direct comparison when the category is the same.
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