FLUX 3 Klein Image Editing API API Pricing
Edit images with the FLUX 3 Klein API. Send up to 10 reference images, describe the change, and choose 1K, 2K, or 4K outputs.
About FLUX 3 Klein Image Editing API
The FLUX 3 Klein image editing API applies a natural-language instruction to one or more reference images. Send up to ten public image URLs, choose automatic or fixed output framing, select 1K, 2K, or 4K resolution, and request up to four results. It gives developers an asynchronous image-edit route with output pricing of $0.009 at 1K, $0.014 at 2K, or $0.036 at 4K per image. See the complete [FLUX Klein API](/flux-klein) catalog, generate new images with [FLUX 3 Klein Text to Image](/playground/flux-3-klein-text-to-image), or compare FLUX.2 variants on [FLUX.2](/flux-2).
Interactive Savings Calculator
Estimate monthly API spend and compare absolute developer savings.
$90.00
$0.009 / $0.014 / $0.036 per image (1K / 2K / 4K)$90.00
$0.009 / $0.014 / $0.036 per image (1K / 2K / 4K)Detailed Pricing Breakdown
| Provider | Estimated Rate | Notes |
|---|---|---|
| muapiapp | $0.009 / $0.014 / $0.036 per image (1K / 2K / 4K) | One asynchronous endpoint; total scales with num_images. |
| Fal.ai | $0.009 / $0.014 / $0.036 per image (1K / 2K / 4K) | Matches the planned pricing schedule shown in the supplied reference screenshot. |
| Replicate | Not compared | No current like-for-like public rate was verified for this page. |
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