APIMaster.ai

GPT Image API

Generate images with GPT Image 2 — text-to-image, billed per image. OpenAI-compatible images endpoint.

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Access GPT Image 2 through APIMaster's OpenAI-compatible images endpoint — no US card or org verification. Generate text-to-image, billed per image, pay-as-you-go. Use the sync endpoint for instant results or the async endpoint for batch pipelines.

Input
Reference images (multiple)
JPEG / PNG / WebP (max 10MB)
Output
Your result will appear here.
Select Model
59
gpt-image-2

Channel 59

Per image$0.057/ img$0.15/ imgSave 62%

Fingerprint history

No detection data

Uptime

No detection data

33
gpt-image-2

Channel 33

Per image$0.06/ img$0.15/ imgSave 60%

Fingerprint history

Uptime

Transparent per-image pricing — pay only for the images you generate.

GPT Image API — Pricing

ModelOur priceOfficialSave
GPT Image 2$0.057/img$0.15/img62%

Capabilities

High-quality images

Detailed text-to-image generation with strong prompt following.

Sync or async

Instant sync calls, or async submit + poll for batch jobs.

Per-image billing

Pay per image generated — no subscription.

Use cases

Marketing & social visualsProduct imageryThumbnails & bannersConcept artBatch image pipelines

Quick start

curl https://apimaster.ai/v1/images/generations \
  -H "Authorization: Bearer $APIMASTER_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "gpt-image-2",
    "prompt": "An orange cat at sunset, watercolor"
  }'

GPT Image API — Frequently Asked Questions

Which image models are available?

Currently available: gpt-image-2 — billed per image.

Which endpoint do I call?

The OpenAI-compatible images endpoint (POST /v1/images/generations) — not /chat/completions. See Quick start below.

Sync or async?

Use sync for one-off images (returns the result directly) or async submit + poll for batch pipelines.

How is it billed?

Per image generated, pay-as-you-go from $1.

Is my data safe?

Yes. Your API data is not stored or used for training, and all requests are sent over encrypted connections.

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How to Get Started

01

Create Your API Key

Sign up and create an OpenAI-compatible API key in 3 seconds. No credit card required.

Create API Key
02

Top Up Your Balance

Add credits via USDT or Epay. One balance works across all models and providers.

Top Up Now
03

Plug Into Your Code or Agent

Swap in your APIMaster key and base URL — works with any OpenAI-compatible tool: Claude Code, Cursor, LangChain, LiteLLM, and more.

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