Cheapest Image Gen API (2026)

50 models ranked by lowest price across 70+ providers · Updated daily

Prices updated:

As of : Real-time ranking of the cheapest Image Gen APIs, sourced from ComputeUnion's automated daily scrapes across 70+ providers. Prices are per generated image. Resolution and step count affect cost on some platforms — check provider docs for details.
LLMImage GenAudio/TTSEmbedding
#ModelCheapest ProviderPrice / image
1Flux 1 Schnell (CF)Cloudflare Workers AIrelay$0.000053
2Flux 2 Klein 4B (CF)Cloudflare Workers AIrelay$0.000059
3Flux 2 Dev (CF)Cloudflare Workers AIrelay$0.000210
4DreamshaperTogether AIrelay$0.000600
5gpt-image-1RunAPIrelay$0.001972
6FLUX.1 [schnell]Together AIrelay$0.002700
7dall-e-3RunAPIrelay$0.002759
8gemini-2.5-flash-imageRunAPIrelay$0.002759
9doubao-seededit-3-0-i2i-250628RunAPIrelay$0.002897
10doubao-seedream-3-0-t2i-250415RunAPIrelay$0.002897
11FLUX.1 SchnellBlack Forest Labs$0.003000
12flux.1.1-proRunAPIrelay$0.003310
13doubao-seedream-4-0-250828RunAPIrelay$0.003448
14gemini-3.1-flash-lite-imageLaoZhang APIrelay$0.003448
15doubao-seedream-4-5-251128RunAPIrelay$0.003862
16flux-kontext-proRunAPIrelay$0.003862
17flux-proRunAPIrelay$0.003862
18gpt-image-2RunAPIrelay$0.003862
19doubao-seedream-5-0-260128RunAPIrelay$0.004138
20flux-2-proLaoZhang APIrelay$0.004138
21gpt-image-2-allLaoZhang APIrelay$0.004138
22cogview-3-flashCrazyRouterrelay$0.005000
23Flux-Schnell302.AIrelay$0.005000
24flux-pro-1.1-ultraRunAPIrelay$0.005241
25gemini-2.5-flash-image-previewUiUiAPIrelay$0.005517
26flux-kontext-maxRunAPIrelay$0.006621
27flux-pro-maxRunAPIrelay$0.006621
28dall-e-2PoloAPIrelay$0.006897
29flux-schnellProAI APIrelay$0.006897
30gpt-4o-imageUiUiAPIrelay$0.006897
31gpt-image-1.5UiUiAPIrelay$0.006897
32GPT Image 2YouPai APIrelay$0.006897
33gemini-3.1-flash-imageLaoZhang APIrelay$0.007586
34gemini-3.1-flash-image-previewLaoZhang APIrelay$0.007586
35flux-2-flexLaoZhang APIrelay$0.008276
36gpt-image-2-cPoloAPIrelay$0.008276
37flux-2-maxLaoZhang APIrelay$0.009655
38gpt-image-2-LPoloAPIrelay$0.009655
39cogview-4CrazyRouterrelay$0.010000
40cogview-4-250304302.AIrelay$0.010000
41Describe302.AIrelay$0.010000
42GPT Image 1 Low QualityOpenAI$0.011000
43flux-devProAI APIrelay$0.011034
44gemini-2.5-flash-image-1PoloAPIrelay$0.011034
45gpt-4o-image-vipUiUiAPIrelay$0.011034
46gpt-image-2-2026-04-21UiUiAPIrelay$0.011034
47gemini-3-pro-imageLaoZhang APIrelay$0.012414
48gemini-3-pro-image-previewLaoZhang APIrelay$0.012414
49gemini-2.5-flash-image-businessPoloAPIrelay$0.013793
50gpt-image-1-allProAI APIrelay$0.013793

FAQ

What is the cheapest Image Gen API right now?
The lowest current price is Flux 1 Schnell (CF) from Cloudflare Workers AI at $0.000053 / image. Prices update daily.
Why do Image Gen API prices vary so much?
Price differences come from: 1) relay stations typically offer 20–80% discounts vs official providers; 2) capability differences between models; 3) some platforms have volume tiers. Choose based on your actual quality requirements and budget.
How reliable is this pricing data?
Live-scraped prices come directly from provider APIs and update daily at 09:00 UTC. For large purchases, always verify the final price on the provider's official site.

Related

All AI API PricesCost CalculatorAll PlatformsHow We Collect Data