192 evaluations across 6 categories
Benchmark V1 verdicts are produced by VLM judges and can contain mistakes. Treat PASS/FAIL labels as machine-assisted assessments, and inspect the images yourself. Learn more about the methodology.
Source-backed model context, size, cost, and request settings for this ImageBench V1 run.
Seedream 5.0 Pro is ByteDance Seed's flagship Seedream 5.0 text-to-image model, generating high-resolution images with strong prompt adherence; served here through fal.
GPT Image 2.5 Flare is one of two API variants OpenAI released alongside ChatGPT Images 2.5 (September 2026), positioned as OpenAI's fastest model for high-quality, everyday image generation.
On ImageBench V1 (192 prompts, 6 categories), Bytedance Seedream V5 Pro scores 68 overall with a 75% task pass rate, while GPT Image 2.5 Flare scores 81.5 overall with a 86.5% pass rate. The biggest difference is truthfulness: Bytedance Seedream V5 Pro passes 55.6% of those prompts vs 85.2% for GPT Image 2.5 Flare. Bytedance Seedream V5 Pro is an API model (from $0.0675 / image); GPT Image 2.5 Flare is an API model (token-based).
GPT Image 2.5 Flare is better overall on ImageBench V1, scoring 81.5 vs 68. Bytedance Seedream V5 Pro is strongest at text rendering (93.3%). GPT Image 2.5 Flare is strongest at text rendering (100%).
Yes — on the Truthfulness category of ImageBench V1, Bytedance Seedream V5 Pro passes 55.6% of prompts and GPT Image 2.5 Flare passes 85.2%. That is the largest per-category difference between Bytedance Seedream V5 Pro and GPT Image 2.5 Flare.
The ImageBench gallery shows Bytedance Seedream V5 Pro and GPT Image 2.5 Flare outputs for the same 192 prompts side by side, filterable by category and difficulty — the fastest way to judge them with your own eyes instead of trusting aggregate scores. Open them in the gallery.