---
title: "Generate images (OpenAI-compatible)"
method: POST
path: "/api/v1/images/generations"
tags: ["OpenAI-compatible"]
---

# Generate images (OpenAI-compatible)

`POST /api/v1/images/generations`

## Request

- Base URL: `https://api.llm-broker.net`
- URL: `https://api.llm-broker.net/api/v1/images/generations`
- Auth: API key in header `Authorization`

Returns `data[].b64_json`. Charged per image after delivery.

## Request body

- object
  - `n` integer
  - `prompt` string, required
  - `response_format` 'b64_json'
  - `size` string

## Response `200`

Images

- object

## Other responses

- `400`: Invalid request
- `401`: Missing or invalid API key
- `402`: Insufficient balance

---

[API](https://skmtc.dev/llm-broker/apis/astrioncore-core-api.md) · [All operations](https://skmtc.dev/llm-broker/apis/astrioncore-core-api/llms.txt) · [OpenAPI document](https://skmtc.dev/llm-broker/apis/astrioncore-core-api/revisions/f85835487bf5?raw)