Cheapest Image Generation APIs

The lowest-cost image generation APIs, ranked by price per image. Per-image pricing varies widely by model and resolution, so the cheapest option for a quick draft is rarely the same as the best for production quality.

Ranking 50 options · updated October 4, 2026

# Model Provider Per image
1 Kolors open fal.ai $0.0011
2 SDXL 1.0 open fal.ai $0.0013
3 Flux 1 Schnell open Muapi $0.0030
4 Flux 1 Schnell open fal.ai $0.0030
5 Flux 1 Schnell open Replicate $0.0030
6 Flux 1 Schnell open Cloudflare Workers AI $0.0030
7 Flux 1 Schnell open AIMLAPI $0.0039
8 Z-Image KIE AI $0.0040
9 Z-Image Muapi $0.0040
10 SDXL 1.0 open Muapi $0.0040
11 Z-Image SiliconFlow $0.0050
12 Flux 1 Dev open WaveSpeed AI $0.0050
13 Qwen Image Together AI $0.0058
14 Leonardo Phoenix Cloudflare Workers AI $0.0060
15 Z-Image Muapi $0.0070
16 Flux 2 Klein open WaveSpeed AI $0.0080
17 Flux 2 Klein open fal.ai $0.0090
18 GPT Image 1.5 fal.ai $0.0090
19 HunyuanImage fal.ai $0.010
20 CogView-4 Zhipu AI $0.010
21 GPT Image 2 Runway $0.010
22 GPT Image 1 fal.ai $0.011
23 Flux 2 Dev open fal.ai $0.012
24 Flux 2 Dev open Replicate $0.012
25 Flux 2 Klein open Muapi $0.013
26 Z-Image Muapi $0.013
27 GPT Image 1.5 Replicate $0.013
28 Flux 1 Dev open SiliconFlow $0.014
29 Flux 2 Klein open Black Forest Labs $0.014
30 Flux 2 Dev open Muapi $0.015
31 Flux 1 Dev open Muapi $0.015
32 Flux 2 Pro Replicate $0.015
33 Flux 2 Klein open Cloudflare Workers AI $0.015
34 Flux 2 Dev open Together AI $0.015
35 Ideogram 3.0 KIE AI $0.018
36 Seedream 3.0 Together AI $0.018
37 Gemini 2.5 Flash Image KIE AI $0.020
38 Imagen 4 KIE AI $0.020
39 GPT Image 1.5 KIE AI $0.020
40 Grok Aurora KIE AI $0.020
41 Qwen Image KIE AI $0.020
42 Flux Kontext Dev open Muapi $0.020
43 Imagen 4 Fast Muapi $0.020
44 Ideogram 3.0 Muapi $0.020
45 Stable Diffusion 3.5 Medium open fal.ai $0.020
46 Grok Aurora fal.ai $0.020
47 Imagen 4 Fast Replicate $0.020
48 Grok Aurora Replicate $0.020
49 Imagen 4 Fast Google $0.020
50 Gemini 3.1 Flash Lite Image KIE AI $0.020

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