---
title: "gpt-image-2-image-to-image (best)"
method: POST
path: "/api/v1/gpt-image-2-image-to-image"
tags: ["Image: Edit & Reference"]
---

# gpt-image-2-image-to-image (best)

`POST /api/v1/gpt-image-2-image-to-image`

## Request

- Base URL: `https://api.muapi.ai`
- URL: `https://api.muapi.ai/api/v1/gpt-image-2-image-to-image`
- Auth: one of:
  - API key in header `x-api-key`
  - OAuth 2 (client credentials, token URL `https://api.muapi.ai/oauth/token`)

Edit images using OpenAI GPT Image 2 (instruction-based editing with reasoning, supports up to 4K). Input: source image, edit instruction. Output: edited image. Use for: precise instruction-following edits, object replacement, style transfer, inpainting-style modifications, edits that must preserve in-image text correctly.

## Query parameters

- `webhook` string
- `team_id` integer, nullable

## Headers

- `x-api-key` string
- `x-embed-code` string, nullable
- `x-agent-embed-code` string, nullable
- `x-whitelabel-studio` string, nullable
- `authorization` string, nullable

## Request body

- GptImage2I2IRequest
  - `prompt` string, required
  - `images_list` string[], required
  - `aspect_ratio` 'auto' | '1:1' | '16:9' | '9:16' | '4:3' | '3:4'
  - `resolution` '1K' | '2K' | '4K'
  - `quality` 'low' | 'medium' | 'high'
  - `webhook_url` string, uri, nullable

## Response `200`

Successful Response

- unknown

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/muapi/apis/muapi-api.md) · [All operations](https://skmtc.dev/muapi/apis/muapi-api/llms.txt) · [OpenAPI document](https://skmtc.dev/muapi/apis/muapi-api/revisions/e4b7374381e5?raw)