LLM Reference
OpenAI API

Using GPT Image 1 on OpenAI API

Implementation guide · GPT Image · OpenAI

Serverless

OpenAI API exposes GPT Image 1 through model ID gpt-image-1. Use the setup steps, sourced pricing, capabilities, and official provider links below to validate this route before deployment.

Last refreshed 2026-05-10. Next refresh: weekly.

Quick Start

  1. 1
    Create an account at OpenAI API and generate an API key.
  2. 2
    Use the OpenAI API SDK or REST API to call gpt-image-1 — see the documentation for request format.
  3. 3
    You'll be billed $0.042 per 1024x1024 medium image. See full pricing.

Code Examples

Install
pip install openai
API key
OPENAI_API_KEY
Model ID
gpt-image-1

Use the model slug directly, e.g. "gpt-4o" or "gpt-4.1-mini".

import os
from openai import OpenAI

client = OpenAI()  # reads OPENAI_API_KEY from env
response = client.chat.completions.create(
    model="gpt-image-1",
    messages=[{"role": "user", "content": "Hello"}]
)
print(response.choices[0].message.content)

Pricing on OpenAI API

TypeRate
1024x1024 imageLow $0.011 / Medium $0.042 / High $0.167
Portrait / landscape imageLow $0.016 / Medium $0.063 / High $0.250

Capabilities

VisionMultimodal

About GPT Image 1

GPT Image 1 is OpenAI's first publicly released autoregressive image generation model. Made available via the API on April 23, 2025 (ChatGPT launched it March 25, 2025 where it generated over 700 million images in the first week). Supports low, medium, and high quality tiers with per-image pricing at $0.011/$0.042/$0.167 for 1024×1024. Superseded by GPT Image 1.5 in December 2025.

Model Specs

Released2025-04-23
ArchitectureAutoregressive Image

Provider

OpenAI API
OpenAI API

OpenAI

San Francisco, California, United States