HiDream.ai
hidreamHiDream.ai's 4 models on ModelRunner span Text-to-Image and Image-to-Image, from $0.01 per megapixel upward.
4 public models — every one runnable in a free playground, through the REST API and JavaScript SDK, or from an AI assistant over MCP.
HiDream.ai models & pricing

HiDream I1 Full Image-to-Image
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Transform a source image with a text prompt to restyle or reimagine it, with an adjustable strength that controls how far the result moves from the original.

HiDream I1 Dev
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Generate high-quality images from a text prompt with a strong quality-to-speed balance, using the mid-tier 28-step version of HiDream's 17B open image model.

HiDream I1 Fast
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Generate high-quality images from a text prompt fast and cheap, using a distilled low-step version of HiDream's 17B open image model.

HiDream I1 Full
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Generate high-quality images from a text prompt with strong prompt adherence and detailed, coherent results.
What you can build with HiDream.ai models
- Restyle a photo into a new art style, mood, or lighting from a prompt HiDream I1 Full Image-to-Image
- Reimagine a scene at night, in a new season, or different weather while keeping its layout HiDream I1 Full Image-to-Image
- Generate prompt-guided variations of a reference image HiDream I1 Full Image-to-Image
- Turn a rough or plain image into a polished, detailed render HiDream I1 Full Image-to-Image
- Apply a custom LoRA style to an existing image HiDream I1 Full Image-to-Image
- Generate AI art and illustrations from a text prompt at balanced speed and detail HiDream I1 Dev
- Render concept art and stylized scenes without paying for maximum-fidelity mode HiDream I1 Dev
- Turn a written brief into marketing or social visuals HiDream I1 Dev
Browse by capability
Call a HiDream.ai model in one request
Every endpoint shares the same lifecycle: submit to the queue, poll the status URL, fetch the result. Swap the endpoint to switch models — nothing else changes.
cURL
curl -X POST https://queue.modelrunner.run/hidream/i1-full/image-to-image \
-H "Authorization: Key $MRUN_API_KEY" \
-H "Content-Type: application/json" \
-d '{ "prompt": "..." }'
# → { "request_id": "...", "status_url": "...", "response_url": "..." }Use HiDream.ai models from Claude & Cursor
Connect the ModelRunner MCP server once and your AI assistant can run every HiDream.ai model on this page as a tool — authorized via OAuth, results returned as hosted URLs in the conversation.
Claude Code
claude mcp add --transport http modelrunner https://mcp.modelrunner.run/mcpFrequently asked questions
What HiDream.ai models can I run on ModelRunner?
The catalog has 4 public HiDream.ai models: HiDream I1 Full Image-to-Image, HiDream I1 Dev, HiDream I1 Fast and 1 more. They cover text-to-image and image-to-image. Each one has its own page with a free playground, the full input schema, and copy-paste code.
How much do HiDream.ai models cost?
Pay-per-use, with no subscription: the 4 HiDream.ai models billed per megapixel start at $0.01, and every page publishes its own rate — some are tiered, so a lower resolution or a shorter clip costs less per run. You buy credits and pay only for what you generate.
How do I call a HiDream.ai model from the API?
POST to https://queue.modelrunner.run/hidream/i1-full/image-to-image with an Authorization: Key header and the input fields as the top-level JSON body (no wrapper object), then poll the returned status_url and fetch the result from response_url. The JavaScript SDK (@modelrunner/client) wraps that in a single subscribe() call, which is the one place an { input } object is used.
Can I run HiDream.ai models from Claude or Cursor?
Yes. Connect the ModelRunner MCP server (https://mcp.modelrunner.run/mcp) once and all 4 HiDream.ai models become tools your assistant can call with run_model — authorized over OAuth 2.1, so no API key goes into a config file. Results come back as hosted URLs in the conversation.
More on ModelRunner
Browse the full model catalog, compare live per-configuration rates on the pricing page, see curated sets on explore, or view every model creator.
Other creators in text-to-image
- recraft (9)
- ByteDance (5)
- google (4)
- black-forest-labs (3)
- stability-ai (3)
- luma (2)
