GPT-5 Image Model Specs, Costs & Benchmarks (July 2026)
GPT-5 Image, developed by OpenAI, features a context window of 400K tokens. The model costs $10.00 per million tokens for input and $10.00 per million tokens for output. It was released on October 14, 2025, and has achieved impressive scores in various benchmarks.
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Overview
 GPT-5 Image | |
|---|---|
Model Provider The organization behind this AI's development | OpenAI |
Input Context Window Maximum input tokens this model can process at once | 400K tokens |
Output Token Limit Maximum output tokens this model can generate at once | 128K tokens |
Release Date When this model first became publicly available | October 14, 2025 9 months ago October 14th, 2025 |
Pricing
| GPT-5 Image | |
|---|---|
Input Token Cost Cost per million input tokens | $10.00 per million tokens |
Output Token Cost Cost per million output tokens | $10.00 per million tokens |
Capabilities & Features
| GPT-5 Image | |
|---|---|
Input Types Supported input formats | imagetextfile |
Output Types Supported output formats | imagetext |
Tokenizer Text encoding system | GPT |
Key Features Advanced capabilities | ✓ Structured Output✓ Reasoning Mode✓ Content Moderation |
Benchmarks
| GPT-5 Image | |
|---|---|
MMLU Measures knowledge across 57 subjects like law, math, history, and science | Not available |
MMMU Measures understanding of combined text and images across various domains | Not available |
HellaSwag Measures common sense reasoning by having models complete sentences about everyday situations | Not available |
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