GPT Image

Name: GPT Image API
Brand: OpenAI

by OpenAIImage

OpenAI image generation through TTAPI, using a compact request body with prompt, size, quality, and image count.

View examples API reference

InputPrompttext

Models3available

FlowAsyncresult URL

Price1.5 quotaper image

Futuristic corridor with violet and red lighting — crop 1

Futuristic corridorCrop 1

Futuristic corridor with violet and red lighting — crop 2

Futuristic corridorCrop 2

Futuristic corridor with violet and red lighting — crop 3

Futuristic corridorCrop 3

Futuristic corridor with violet and red lighting — crop 4

Futuristic corridorCrop 4

Examples

Prompt to image, in context

Example inputgpt-image-2

Prompt

a futuristic corridor with violet and red light geometry

Size: 1536×1024
Quality: high

Example resultExample output

Futuristic corridor

A symmetrical neon corridor with strong perspective, violet falloff, and precise red light geometry.

Capabilities

What you can build with GPT Image

Prompt driven generation

Submit a concise prompt and get production-ready image output through one TTAPI job.

Core controls only

Keep integration simple with prompt, model, output settings, and callback handling.

Async result flow

Use polling or webhook callbacks so long-running generations do not block your UI.

Ready for product UI

Return GPT Image results that can be displayed, stored, or passed into downstream workflows.

Pricing

Per-action, in quota

Usage is metered in quota by model, action, and output settings.

Image generationOfficial pricing

ModelPriceUnit

gpt-image-21.5 quota/ image

gpt-image-2-plus4 quota/ image

gpt-image-1.52 quota/ image

API request

Headers and submit parameters

Use the endpoint below with your TTAPI key and the request fields shown.

GeneratePOST

/openai/gpt/generations

Submit an unofficial GPT Image generation task.

Official reference

FetchGET

/openai/gpt/fetch

Retrieve an unofficial GPT Image task result.

Official reference

POSThttps://api.ttapi.io/openai/gpt/generations

Headers

TT-API-KEYstringrequired

Your TTAPI API key.

Content-Typestringrequired

Use application/json.

Body

promptstringrequired

Text description of the image.

modelenumrequired

gpt-image-1.5, gpt-image-2, or gpt-image-2-plus.

referImagesstring[]optional

Reference image URLs for image-guided generation.

aspect_ratioenumconditional

Aspect ratio control supported by gpt-image-2.

sizestringconditional

WIDTHxHEIGHT output size supported by gpt-image-2-plus.

hookUrlstringoptional

Callback URL for asynchronous completion.

Open the official TTAPI documentation

Integrate

From key to first result

Copy the resolved endpoint, authentication headers, and request body for this model.

curl --request POST \
  --url https://api.ttapi.io/openai/gpt/generations \
  --header 'TT-API-KEY: $TTAPI_KEY' \
  --header 'Content-Type: application/json' \
  --data '{"prompt":"minimal product photograph on a warm gray background","model":"gpt-image-2","aspect_ratio":"1:1","hookUrl":"https://example.com/webhooks/openai-image"}'