Midjourney modelsimage generation api

midjourney/midjourney-v8.1

Name: Midjourney V8.1
Author: Midjourney

Midjourney V8.1 text-to-image generation through Evolink.ai.

Input

Prompt(string)

Text prompt used to generate the image.

Speed(string)

Generation speed. Allowed values: draft, fast.

Quality(string)

Output quality. HD is unavailable with draft speed. Allowed values: standard, hd.

Idle

Example output — click Run to generate your own

Production endpoint

Send your first request

OpenAI-compatible endpoint with unified authentication and usage tracking.

POSThttps://api.sandbase.ai/v1/run

Model IDmidjourney/midjourney-v8.1

Input Schema

3 parameters · 1 required · 2 optional

Parameter	Type	Required	Description
`prompt`	string	Required	Text prompt used to generate the image. · Min length: 1 · Max length: 1024
`speed`	string	Optional	Generation speed. · Options: draft, fast · Default: "fast" draftfast
`quality`	string	Optional	Output quality. HD is unavailable with draft speed. · Options: standard, hd · Default: "standard" standardhd

Output Schema

Field	Type	Description
`id`	string	Unique identifier for the generation task
`status`	string	Task status: pending, running, completed, failed, timeout
`model`	string	Model used for the generation
`outputs`	array	Array of output items
`outputs[].url`	string	URL of the generated artifact
`outputs[].content_type`	string	MIME type (e.g. image/png, video/mp4)
`error`	object \| null	Error details if failed, null on success
`error.type`	string	Machine-readable error type code
`error.message`	string	Human-readable error description

Async Workflow

This model uses asynchronous execution. Submit a request and poll for the result.

Submit — POST to /v1/run, receive an id
Poll — GET /v1/run/{id} until status is completed, failed, or timeout
Retrieve — Read outputs from the completed response

Code Examples

Ready-to-run snippets

# Step 1: Submit
curl -X POST https://api.sandbase.ai/v1/run \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
  "model": "midjourney/midjourney-v8.1",
  "speed": "fast",
  "quality": "standard",
  "prompt": "a beautiful sunset over mountains"
}'

# Step 2: Poll result (replace <id>)
curl https://api.sandbase.ai/v1/run/<id> \
  -H "Authorization: Bearer YOUR_API_KEY"

← Back to Midjourney V8.1

API README

Midjourney V8.1

Generate images from text prompts with midjourney/midjourney-v8.1 through Evolink.ai.

Inputs

prompt is required and accepts 1–1024 characters.
speed accepts draft or fast and defaults to fast.
quality accepts standard or hd and defaults to standard.
draft speed cannot be combined with hd quality.

Pricing

Each request costs $0.08 for draft/standard, $0.10 for fast/standard, or $0.12 for fast/hd.

Execution

This model runs asynchronously: submit a generation, then poll the returned task until completion.