OpenAIChat

OpenAI: GPT-5 Image

openai/gpt-5-image

400KContext Window

128KMax Output

Supported Protocols:reasoninginclude_reasoningstructured_outputsresponse_formatseedmax_tokenstemperaturetop_pstopfrequency_penaltypresence_penaltylogit_biaslogprobstop_logprobstoolstool_choice

Normal

[GPT-5](https://openrouter.ai/openai/gpt-5) Image combines OpenAI's GPT-5 model with state-of-the-art image generation capabilities. It offers major improvements in reasoning, code quality, and user experience while incorporating GPT Image 1's superior instruction following, text rendering, and detailed image editing.

Capabilities

👁 Vision🧠 Reasoning🔧 Function CallingText GenerationCode GenerationAnalysis & ReasoningReasoning

Technical Specs

Input Modality

Image、Text、Text

Output Modality

Image、Text

Arch

—

Default Temperature

0.7

Default Top_P

Pricing

Pay per use, no monthly fees

Billing Type	Unit	Price
Text Input	—	$10.0000/M tokens
Text Output	—	$10.0000/M tokens
Cache Read	—	$1.2500/M tokens
Image Output	—	< $0.001/张
Web Search	—	$0.0100/次

Quick Start

from openai import OpenAI

client = OpenAI(
    base_url="https://api.uniontoken.ai/v1",
    api_key="YOUR_UNIONTOKEN_API_KEY",
)

response = client.chat.completions.create(
    model="openai/gpt-5-image",
    messages=[
        {"role": "user", "content": "Hello!"}
    ],
)

print(response.choices[0].message.content)