OpenAI: GPT Image 1.0 API

A landmark image model released by OpenAI in April 2025. It is the first to unify visual understanding and generation within a single Transformer architecture. By natively supporting mixed text and image inputs, it excels in image generation, high-precision inpainting, identity-preserved editing, and complex typography.

Frequently Asked Questions

What is the context window of GPT Image 1.0?

GPT Image 1.0 supports a context window of up to 128,000 tokens.

What is the knowledge cutoff of GPT Image 1.0?

The knowledge cutoff of GPT Image 1.0 is 2025-08-30.