Side by side
4o Image API vs Flux API
2 tools side by side, on the data we have on file for each.
4o Image API
AI Photo & Image Generator · $0.03 per image output
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Flux API
AI Photo & Image Generator · $0.025 per image
| 4o Image API | Flux API | |
|---|---|---|
| Price | $0.03 per image output | $0.025 per image |
| Free tier | No | No |
| Our score | 3.9 / 5 | 3.9 / 5 |
| Our line on it | Affordable and scalable access to OpenAI’s GPT-Image-1 API. | Save on Flux API costs with FluxAPI.ai. |
| Best for | Developers creating AI-driven visuals. | Developers and content creators needing scale. |
| Not for | Developers needing real-time interactive previews | Users requiring live chat support |
| Platforms | Web, API | Web, API |
| AI models | GPT-Image-1° | FLUX.1 Pro, Schnell, Kontext Pro, Kontext Max° |
| Category | Image | Image |
| Best described as | AI Photo & Image Generator | AI Photo & Image Generator |
| Last checked | 4 Oct 2026 | 5 Oct 2026 |
° Read from the vendor's own pages; not yet confirmed by a reviewer.
We have not written a verdict for this pairing
The table above is the data on each tool's own page, side by side. A written head-to-head goes further: it names a winner per use case and says who should stay where they are. Those are written by a reviewer, pair by pair, so this one may not have its verdict yet.