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MachGen API

Open in consoleI need inference
  • 11Models

Pricing

ModelLabFromUp toPerProviders
HiDream O1machgen/hidream-o1-imageHiDream$0.003–Megapixel1
Nano Banana 2.1machgen/nano-banana-2.1Google$0.04$0.048Image1
GPT Image 2.5 Flaremachgen/gpt-image-2.5-flareOpenAI$0.0561$0.30005Image1
GPT Image 2.5 Sunburstmachgen/gpt-image-2.5-sunburstOpenAI$0.0561$0.30005Image1
Grok Imagine Image Qualitymachgen/grok-imagine-image-qualityxAI$0.05015$0.07055Image1
GPT Image 2machgen/gpt-image-2OpenAI$0.001177$0.2142Image1
Nano Banana 2machgen/nano-banana-2Google$0.034$0.0408Image1
Seedream 5.0 Litemachgen/seedream-5-liteByteDance$0.0323–Image1
Grok Imagine Imagemachgen/grok-imagine-imagexAI$0.0204–Image1
FLUX.2 Devmachgen/flux-2-devBlack Forest Labs$0.004–Megapixel1
Nano Banana Promachgen/nano-banana-proGoogle$0.06715–Image1

MachGen's price, USD, as of November 10, 2026. Live prices

Quickstart

OpenAI Images API
curl https://api.routerplus.com/v1/images/generations \
  -H "Authorization: Bearer $ROUTERPLUS_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "machgen/hidream-o1-image",
    "prompt": "A lighthouse on a cliff at dusk"
  }'

FAQ

How do I send a request to MachGen?

Use a MachGen model ID, such as "machgen/hidream-o1-image", with POST https://api.routerplus.com/v1/images/generations, the OpenAI Images API format. The image comes back as base64 in the response body. MachGen is the only provider for every model on this page.

How much does MachGen cost on RouterPlus?

You pay MachGen's listed price, per image, except HiDream O1 and FLUX.2 Dev, which are per output megapixel. Where a model has several options, such as size or quality, the Pricing table shows its lowest and highest price. Prices as of November 10, 2026.

Which models does MachGen serve?

HiDream O1, Nano Banana 2.1, GPT Image 2.5 Flare, GPT Image 2.5 Sunburst, Grok Imagine Image Quality, GPT Image 2, Nano Banana 2, Seedream 5.0 Lite, Grok Imagine Image, FLUX.2 Dev and Nano Banana Pro.

Does MachGen keep my prompts?

MachGen declares that it retains prompts, per its published policy.

Can I send reference images?

Yes, with image_urls on the same route: up to 3 on Grok Imagine Image Quality and FLUX.2 Dev; 14 on Nano Banana 2.1, Nano Banana 2, Seedream 5.0 Lite and Nano Banana Pro; 16 on GPT Image 2.5 Flare, GPT Image 2.5 Sunburst and GPT Image 2. Send them as public https URLs (PNG, JPEG or WebP). MachGen fetches each one; inline data URIs are not accepted.

Route to MachGen with one key

Open in consoleI need inference