MCP / Models / Image generation

Imagen 4 Ultra MCP: highest-detail images with no API key

Google Imagen 4 Ultra is the highest-quality Imagen 4 tier, for hero images and close prompt following, at 1K or 2K in five aspect ratios. Run it from Claude Code, Codex, Cursor or any MCP client through one FlyMy.AI MCP, or call its API.

Use Imagen 4 UltraInputs and price
No API key$0.06 / runText to imageGoogleCommercial use
Imagen 4 Ultra sample from the FlyMy.AI catalog

$ YOUR NEXT RUN

Claude CodeCodexCursorAny agent

Use Imagen 4 Ultra in your assistant

Paste this prompt into Claude Code, Codex, Cursor or any agent. It reads the guide and helps you connect.

Read https://flymy.ai/skill.md and https://flymy.ai/mcp/models/imagen-4-ultra.md. Help me connect the FlyMy.AI MCP to this assistant, then run Imagen 4 Ultra (flymyai/imagen-4-ultra) for this task: Generate a 9:16 product photo of a cozy reading nook with a green armchair with Imagen 4 Ultra at 2K.
Open FlyMy.AIDownload brief

What Imagen 4 Ultra does

Imagen 4 Ultra spends more on each image than Imagen 4 to follow long prompts closely and render fine detail. Inputs: prompt, number_of_images (1 to 4), image_size, aspect_ratio and person_generation. Images carry Google's SynthID watermark.

Imagen 4 Ultra inputs

Every input of flymyai/imagen-4-ultra as its live schema lists them. Returns images (file).

InputType, values and default
# prompt
string required
# number_of_images
integer optional Allowed: 1 to 4 Default: 1
# image_size
string optional Allowed: 1K, 2K
# aspect_ratio
string optional Allowed: 1:1, 3:4, 4:3, 9:16, 16:9
# person_generation
string optional Allowed: dont_allow, allow_adult

Ask your agent

Requests to paste as they are, once the FlyMy.AI MCP is connected.

“Generate a 9:16 product photo of a cozy reading nook with a green armchair with Imagen 4 Ultra at 2K.”runs flymyai/imagen-4-ultra
“Make three versions of a poster for a jazz night on Friday with Imagen 4 Ultra in one run and send me the links.”runs flymyai/imagen-4-ultra
“Create a flat vector illustration of rain on a neon-lit street, a cyclist passing with Imagen 4 Ultra.”runs flymyai/imagen-4-ultra

Imagen 4 Ultra price

$0.06 per run. A run at the default settings costs $0.06. Billed to your FlyMy.AI balance; no seats, no subscription and no minimum.

See usage pricing →

Call Imagen 4 Ultra from code

The same model, from an agent or from your own code. Keys stay in your FlyMy.AI account.

From an agent, through the MCP

The agent calls get_model_schema, then run_model with:

{
  "endpoint_id": "flymyai/imagen-4-ultra",
  "input": {
    "prompt": "A ceramic mug on a sunlit kitchen counter, product photo"
  }
}

From your code, over HTTP

Form fields, not JSON; files go as uploads or public URLs. The answer is a prediction_id; read the result at https://api.flymy.ai/api/v1/flymyai/imagen-4-ultra/predict/async/result/?request_id=<prediction_id>.

curl -X POST https://api.flymy.ai/api/v1/flymyai/imagen-4-ultra/predict/async/ \
  -H "X-API-KEY: $FLYMYAI_API_KEY" \
  -F 'prompt=A ceramic mug on a sunlit kitchen counter, product photo'

Questions about Imagen 4 Ultra

Do I need a Google API key for Imagen 4 Ultra?

No. Imagen 4 Ultra runs on FlyMy.AI's account, so you need no Google key or plan: sign in to FlyMy.AI once and each run is billed to your FlyMy.AI balance.

How much does Imagen 4 Ultra cost?

$0.06 per run. There is no subscription or minimum; the price comes from FlyMy.AI billing and was checked on 2026-11-09.

How do I use Imagen 4 Ultra in Claude Code, Codex or Cursor?

Add the FlyMy.AI MCP with one command and sign in, then ask in plain words, for example: "Generate a 9:16 product photo of a cozy reading nook with a green armchair with Imagen 4 Ultra at 2K." Your agent reads the inputs with get_model_schema and runs flymyai/imagen-4-ultra with run_model.

What does Imagen 4 Ultra need as input?

Imagen 4 Ultra requires prompt; it also takes 4 optional inputs, each listed on this page with its allowed values and default.

Can I call Imagen 4 Ultra from my own code?

Yes. Send form fields to https://api.flymy.ai/api/v1/flymyai/imagen-4-ultra/predict/async/ with your FlyMy.AI API key in the X-API-KEY header.

Go to the source

Imagen 4 Ultra in the playground →Model endpoints in the docs →Image generation guide →Every model on FlyMy.AI →Every MCP in the catalog →Usage pricing →

From the FlyMy.AI model catalog of 2026-11-09: inputs from the model's live schema, prices from FlyMy.AI billing. Requests are examples to paste, not recorded runs.