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OpenAI: GPT Image 1.5

OpenAI
Vision
4K
Context
$2.00
Input /1M
$2.00
Output /1M
N/A
Max Output
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OpenAI: GPT Image 1.5

Model Overview

Property Value
Model ID openai/gpt-image-1.5
Name GPT Image 1.5
Provider OpenAI

Description

OpenAI's enhanced image generation model with improved quality, better prompt understanding, and more detailed outputs compared to GPT Image 1.

Specifications

Spec Value
Context Window 4,096 tokens
Output Type Image
Modalities Text to Image

Pricing

Type Price
Input $2.00 per 1M tokens
Output $2.00 per 1M tokens

Capabilities

  • Image Generation: Yes
  • Improved Quality: Yes
  • Better Prompt Understanding: Yes
  • Multiple Styles: Yes

Use Cases

High-quality image generation, professional creative work, detailed illustrations.

Integration with LangMart

Gateway Support: Type 2 (Cloud), Type 3 (Self-hosted)

API Usage:

curl -X POST https://api.langmart.ai/v1/images/generations \
  -H "Authorization: Bearer sk-your-api-key" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "openai/gpt-image-1.5",
    "prompt": "A detailed landscape painting"
  }'
  • openai/gpt-image-1 - Previous version
  • openai/gpt-image-1-mini - Lightweight version

Last Updated: December 28, 2025