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
7aigc-image-klingProAI APIrelay$0.002759
8dall-e-3RunAPIrelay$0.002759
9gemini-2.5-flash-imageRunAPIrelay$0.002759
10doubao-seededit-3-0-i2i-250628RunAPIrelay$0.002897
11doubao-seedream-3-0-t2i-250415RunAPIrelay$0.002897
12doubao-seedream-5-0-proCrazyRouterrelay$0.002985
13FLUX.1 SchnellBlack Forest Labs$0.003000
14flux.1.1-proRunAPIrelay$0.003310
15doubao-seedream-4-0-250828RunAPIrelay$0.003448
16gemini-3.1-flash-lite-imageLaoZhang APIrelay$0.003448
17doubao-seedream-4-5-251128RunAPIrelay$0.003862
18flux-kontext-proRunAPIrelay$0.003862
19flux-proRunAPIrelay$0.003862
20doubao-seedream-5-0-260128RunAPIrelay$0.004138
21flux-2-proLaoZhang 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
26gemini-3.1-flash-lite-image-previewPoloAPIrelay$0.005517
27flux-kontext-maxRunAPIrelay$0.006621
28flux-pro-maxRunAPIrelay$0.006621
29dall-e-2PoloAPIrelay$0.006897
30flux-schnellProAI APIrelay$0.006897
31gpt-4o-imageUiUiAPIrelay$0.006897
32gpt-image-1.5UiUiAPIrelay$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
36flux-2-maxLaoZhang APIrelay$0.009655
37cogview-4CrazyRouterrelay$0.010000
38cogview-4-250304302.AIrelay$0.010000
39Describe302.AIrelay$0.010000
40flux-devProAI APIrelay$0.011034
41gemini-2.5-flash-image-1PoloAPIrelay$0.011034
42gpt-4o-image-vipUiUiAPIrelay$0.011034
43gemini-3-pro-imageLaoZhang APIrelay$0.012414
44gemini-3-pro-image-previewLaoZhang APIrelay$0.012414
45gemini-2.5-flash-image-businessPoloAPIrelay$0.013793
46Flux 2 Klein 9B (CF)Cloudflare Workers AIrelay$0.015000
47FLUX.2 [dev]Together AIrelay$0.015400
48glm-image302.AIrelay$0.016000
49doubao-seedream-5-0-flashCrazyRouterrelay$0.017910
50DALL-E 2 1024x1024OpenAI$0.020000

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 on a six-hour schedule. For large purchases, always verify the final price on the provider's official site.

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