How much does MJ Upload cost?

MJ Upload is billed pay-as-you-go at $5.49 per 1M input tokens and $0.78 per 1M output tokens. There is no subscription — you only pay for what you use.

What can MJ Upload do?

MJ Upload is Midjourney's chat model, accessible through the Api.Airforce API.

Is MJ Upload free to use?

MJ Upload is a paid, pay-as-you-go model — no subscription, you are only charged for usage.

How do I use MJ Upload via the API?

MJ Upload is OpenAI-compatible. Point any OpenAI SDK at https://api.airforce/v1 and pass the model ID mj_upload with your Api.Airforce API key.

MJ Upload is Midjourney's chat model, served through the unified Api.Airforce gateway alongside 100+ other models.

MidjourneyPaidOperational

MJ Upload

API model name: mj_upload

MJ Upload is Midjourney's chat model, served on the Api.Airforce unified API. It is priced at $5.49 per million input tokens and $0.78 per million output tokens. Access it through the OpenAI-compatible API with one key, alongside 100+ other models on Api.Airforce.

Get an API key View pricing

Pricing

Billed per generation — see the pricing page for current rates.

Specifications

Provider: Midjourney
Type: chat model

What is MJ Upload used for?

Chatbots & assistants — conversational AI, drafting, summarizing and Q&A.

MJ Upload vs. similar models

Model	Intelligence	Context	Input / 1M	Output / 1M
MJ Upload	—	—	—	—
Pareto 26.9	—	—	$2.75	$8.25
Perceptron Mk1	—	—	$0.17	$1.65
Perceptron Mk1.5	—	—	$0.17	$1.65

Prices are Api.Airforce pay-as-you-go rates per 1M tokens. Context is the maximum input length.

MJ Upload — frequently asked questions

How much does MJ Upload cost?: MJ Upload is billed pay-as-you-go at $5.49 per 1M input tokens and $0.78 per 1M output tokens. There is no subscription — you only pay for what you use.
What can MJ Upload do?: MJ Upload is Midjourney's chat model, accessible through the Api.Airforce API.
Is MJ Upload free to use?: MJ Upload is a paid, pay-as-you-go model — no subscription, you are only charged for usage.
How do I use MJ Upload via the API?: MJ Upload is OpenAI-compatible. Point any OpenAI SDK at https://api.airforce/v1 and pass the model ID mj_upload with your Api.Airforce API key.
Who makes MJ Upload?: MJ Upload is Midjourney's chat model, served through the unified Api.Airforce gateway alongside 100+ other models.

All models·Quickstart·Chat API reference

Use MJ Upload via the API

OpenAI-compatible — point any OpenAI SDK at https://api.airforce/v1 and pass mj_upload as the model.

cURL

curl https://api.airforce/v1/chat/completions \
  -H "Authorization: Bearer $AIRFORCE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "mj_upload",
    "messages": [{ "role": "user", "content": "Hello!" }]
  }'

Python

from openai import OpenAI
client = OpenAI(base_url="https://api.airforce/v1", api_key="$AIRFORCE_API_KEY")
r = client.chat.completions.create(
    model="mj_upload",
    messages=[{"role": "user", "content": "Hello!"}],
)
print(r.choices[0].message.content)

JavaScript

import OpenAI from "openai";
const client = new OpenAI({ baseURL: "https://api.airforce/v1", apiKey: process.env.AIRFORCE_API_KEY });
const r = await client.chat.completions.create({
  model: "mj_upload",
  messages: [{ role: "user", content: "Hello!" }],
});
console.log(r.choices[0].message.content);