Text-to-image and editing
Use /v1/images/generations for prompts and /v1/images/edits when input images are provided.
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ImageOpenAISave 20-34%
GPT Image 2 API
GPT Image 2 is exposed through Pixapi for high-quality image generation and editing with low, medium, high, and auto quality tiers plus custom output sizes.
LatestQuality tiersText to imageImage to image
Pricing details
Transparent usage pricing with no hidden fees. Pay only for successful outputs.
Credits by size and quality
Credits per image are determined by output size tier and quality. quality=auto is billed as high. Reference prices use OpenAI square (highest) 1K rates, scaled by size for 2K/4K.
RuleCreditsNotes
1K · low1 / imageLong edge <= 1536px. size=auto defaults to 1K. Reference vs OpenAI square rates; savings ~20%.
1K · medium4 / imageLong edge <= 1536px. Official square ~$0.053/image; savings ~25%.
1K · high / auto14 / imageLong edge <= 1536px. quality=auto billed as high. Official square ~$0.211/image; savings ~34%.
2K · low2 / imageLong edge <= 2048px. Reference vs OpenAI square rates; savings ~20%.
2K · medium17 / imageLong edge <= 2048px. Official square-scaled ~$0.225/image; savings ~24%.
2K · high / auto67 / imageLong edge <= 2048px. quality=auto billed as high. Official square-scaled ~$1.010/image; savings ~34%.
4K · low4 / imageLong edge <= 3840px. Reference vs OpenAI square rates; savings ~20%.
4K · medium34 / imageLong edge <= 3840px. Official square-scaled ~$0.451/image; savings ~25%.
4K · high / auto133 / imageLong edge <= 3840px. quality=auto billed as high. Official square-scaled ~$2.005/image; savings ~34%.
* Final billing follows the actual model output and dashboard records.
gpt-image-2 API facts
These fields are the citable integration facts for this model page.
Canonical model idgpt-image-2
Provider shown on PixapiOpenAI
Supported capabilitiesText to image, Image to image
API endpointsPOST /v1/images/generations, POST /v1/async/images/generations, POST /v1/images/edits, POST /v1/async/images/edits
Required request fieldsmodel, prompt
Returned output fieldscreated, data[].url
Starting credit costfrom 1 Credit/image
gpt-image-2 professional API access
GPT Image 2
Pixapi connects gpt-image-2 from OpenAI behind one production-ready API contract, covering authentication, credit metering, response normalization, and dashboard visibility.
Get keygpt-image-2
Model ID
OpenAI
Provider
from 1 Credit/image
Starting cost
2
Capabilities
Model features
Production capabilities for builders who need reliable creative model access.
Quality and size controls
Choose low, medium, high, or auto quality and request preset or valid custom sizes.
Gemini fallback friendly
When GPT Image 2 capacity is constrained, compare with Gemini 3 Pro Image Preview or Gemini 3.1 Flash Image Preview.
Unified API contract
Use GPT Image 2 without provider-specific account setup, signatures, or response mapping.
Enterprise stability
Redundant infrastructure, request tracing, and a 99.9% availability target for production traffic.
Fast asset delivery
Generated media can be stored and distributed through Pixapi's global delivery layer.
Credit billing
Track usage and remaining credits from one dashboard across your connected models.
Use cases
Typical workflows where teams connect this model through Pixapi.
High-fidelity creative assets
Generate polished application graphics, campaign visuals, and commercial compositions.
Text and layout sensitive images
Use GPT Image 2 when prompt adherence, readable text, or precise composition matters.
Large-format output
Request 2K or 4K-style custom sizes when your workflow needs larger assets.
Application integration
Embed GPT Image 2 in SaaS products, internal tools, automations, and user-facing workflows.
Batch production
Run high-volume creative jobs with consistent costs, retries, and operational visibility.
Quick start
Connect the model in minutes with the same API key and billing account.
Create an account
Sign up for Pixapi and open your developer dashboard.
Add credits
Recharge once and use the balance across supported models.
Generate a key
Create an API key, choose the model id, and send your first request.
Frequently asked questions
What size values does GPT Image 2 accept?
Use auto, common preset sizes, or custom WIDTHxHEIGHT values that follow the provider limits.
How is GPT Image 2 priced?
GPT Image 2 starts at 1 credit per image. Credits follow the docs matrix: 1K low/medium/high is 1/4/14, 2K is 2/17/67, and 4K is 4/34/133. quality=auto is billed as high.
Does GPT Image 2 support editing?
Yes. Use /v1/images/edits with image URLs in the JSON image field.
