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 April 5, 2026

# Model Provider Per image
1 Flux 2 Dev open Black Forest Labs $0.0000
2 Flux Kontext Dev open Black Forest Labs $0.0000
3 Kolors open fal.ai $0.0011
4 SDXL 1.0 open fal.ai $0.0013
5 Flux 1 Schnell open Muapi $0.0030
6 Flux 1 Schnell open fal.ai $0.0030
7 Flux 1 Schnell open Replicate $0.0030
8 Flux 1 Schnell open Cloudflare Workers AI $0.0030
9 Z-Image KIE AI $0.0040
10 Z-Image Muapi $0.0040
11 SDXL 1.0 open Muapi $0.0040
12 Flux 1 Schnell open AIMLAPI $0.0040
13 Z-Image SiliconFlow $0.0050
14 Flux 1 Dev open WaveSpeed AI $0.0050
15 Leonardo Phoenix Cloudflare Workers AI $0.0060
16 Flux 2 Klein open Muapi $0.0065
17 Z-Image Muapi $0.0070
18 Flux 2 Klein open fal.ai $0.0090
19 HunyuanImage fal.ai $0.010
20 CogView-4 Zhipu AI $0.010
21 Flux 2 Dev open fal.ai $0.012
22 Flux 2 Dev open Replicate $0.012
23 Z-Image Muapi $0.013
24 GPT Image 1.5 Replicate $0.013
25 Flux 1 Dev open SiliconFlow $0.014
26 Flux 2 Klein open Black Forest Labs $0.014
27 Kolors open Kling AI $0.014
28 Flux 2 Dev open Muapi $0.015
29 Flux 1 Dev open Muapi $0.015
30 Flux 2 Pro Replicate $0.015
31 Flux 2 Klein open Cloudflare Workers AI $0.015
32 Ideogram 3.0 KIE AI $0.018
33 Flux Kontext Dev open Novita AI $0.018
34 Gemini 2.5 Flash Image KIE AI $0.020
35 Imagen 4 KIE AI $0.020
36 GPT Image 1.5 KIE AI $0.020
37 Grok Aurora KIE AI $0.020
38 Qwen Image KIE AI $0.020
39 Flux Kontext Dev open Muapi $0.020
40 Imagen 4 Fast Muapi $0.020
41 Ideogram 3.0 Muapi $0.020
42 Stable Diffusion 3.5 Medium open fal.ai $0.020
43 Grok Aurora fal.ai $0.020
44 Imagen 4 Fast Replicate $0.020
45 Grok Aurora Replicate $0.020
46 Qwen Image Novita AI $0.020
47 Imagen 4 Fast Google $0.020
48 Wan 2.7 Image KIE AI $0.024
49 Flux 2 Pro KIE AI $0.025
50 Flux Kontext Pro KIE AI $0.025

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