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AI Image Cost Breakdown: Current Sonnet Models (2026)

By Johnathan Kwok · VibeDex Research

TL;DR

Price now runs from $0.001 to $0.212 per image across the public Sonnet table. Flux Schnell is cheapest, GPT Image 2 High is most expensive and highest-scoring, and Qwen Image 2512 is the cleanest low-cost value pick at $0.003/image.

Current Cost Table

These are per-image costs from the current VibeDex model table, paired with public Sonnet leaderboard scores. Legacy model rows that are not in the current public Sonnet dataset are intentionally excluded.

#ModelSonnet ScoreCost/ImageTier
18Flux Schnell3.35$0.001Budget
12Qwen Image 25123.87$0.003Budget
17Flux Dev3.50$0.003Budget
9GPT Image 2 Low3.95$0.014Standard
13Seedream 3.03.83$0.018Standard
14Reve Image3.76$0.024Standard
6Seedream 4.04.01$0.030Standard
16Ideogram 2a3.66$0.032Standard
11FLUX.2 Pro3.90$0.035Standard
15Nano Banana3.76$0.039Standard
3Seedream 4.54.04$0.040Standard
10Ideogram 3.03.91$0.040Standard
2GPT Image 2 Medium4.11$0.055Premium
4Nano Banana 24.02$0.067Premium
7FLUX.2 Max3.96$0.070Premium
5GPT Image 1.54.01$0.133Premium
8Nano Banana Pro3.96$0.138Premium
1GPT Image 2 High4.16$0.212Premium

Value Picks

Qwen Image 2512

Strengths

  • +Best low-cost score at $0.003/image
  • +Nearly tied with Ideogram 3.0 while costing far less

Limitations

  • Still below the top Sonnet models

GPT Image 2 Low

Strengths

  • +Only $0.014/image with a 3.946 score
  • +Cheapest model above 4.0 in the public table

Limitations

  • Clearly behind GPT Image 2 Medium and High

Seedream 4.5

Strengths

  • +Third overall at $0.040/image
  • +Best standard-price quality pick

Limitations

  • Costs more than Qwen, GPT Image 2 Low, and Seedream 4.0

Related Vibedex Benchmarks

Methodology: Rankings and scores in this article align to VibeDex's current Sonnet 4.6 blind benchmark: 50 prompts, 3 passes, and 150 judgments per model across visual fidelity, physics, subject integrity, and instruction adherence. See our full methodology

FAQ

What is the cheapest AI image generator in the current public benchmark?

Flux Schnell is cheapest at $0.001/image, but Qwen Image 2512 is the stronger low-cost pick at $0.003 with a 3.872 Sonnet score.

What is the most expensive model in the current public benchmark?

GPT Image 2 High is the most expensive public row at $0.212/image, and it also leads the current Sonnet leaderboard at 4.155.

How many image models are included?

This article covers the 18 public image models in the current Sonnet leaderboard.

See how every model stacks up

The Vibedex leaderboard ranks 18 image models on a 50-prompt blind benchmark, judged by Claude Sonnet 4.6 across visual fidelity, physics, subject integrity, and instruction adherence.

See the leaderboard