Image

Nano Banana 2

Credit-based pricing. Supports reference images, batch up to 4.

Try Nano Banana 2 →Compare models

Output

image

Aspect ratio

21:9, 16:9, 3:2, 4:3, 5:4, 1:1, 4:5, 3:4, 2:3, 9:16, 4:1, 1:4, 8:1, 1:8

Resolution

512, 1024, 2048, 4096

Max batch

Inputs

Reference image (optional)
Batch up to 4 per request

Example prompt

A massive translucent jellyfish floating through a sunlit library atrium, its luminous tendrils gently brushing the spines of leather-bound books on towering mahogany shelves. Golden afternoon light streams through arched skylights casting prismatic rainbow patterns on the marble floor below.

Try this prompt →

LLM-ready

API & LLM schema

Exact request contract for this model. Agents can fetch it from /api/v1/models?id=fal-ai/nano-banana-2.

POST/api/v1/generate16 fields · 2 required

Field	Type	Requirement	Contract
`model_id`	constant	Required	ArtEmotion model identifier.
`extra`	object	Optional	Model-specific settings may also be nested here.
`max_credits`	number	Optional	Reject before submission if the estimated list price exceeds this cap. · Range: 1–…
`webhook_url`	string	Optional	Format: uri
`webhook_secret`	string	Optional	Optional model input.
`folder_id`	string	Optional	Optional model input.
`prompt`	string	Required	Optional model input.
`enable_web_search`	boolean	Optional	Enable web search for the image generation task. This will allow the model to use the latest information from the web to generate the image. · Default: false
`safety_tolerance`	number	Optional	The safety tolerance level for content moderation. 1 is the most strict (blocks most content), 6 is the least strict. · Allowed: 1, 2, 3, 4, 5, 6 · Default: 4
`system_prompt`	string	Optional	Optional system instruction that steers the model's persona and output style across the request. Leave blank to omit; when provided, it is sent as the system prompt. · Default:
`thinking_level`	string	Optional	When set, enables model thinking with the given level ('minimal' or 'high') and includes thoughts in the generation. Omit to disable. · Allowed: minimal, high
`aspect_ratio`	string	Optional	Allowed: 21:9, 16:9, 3:2, 4:3, 5:4, 1:1, 4:5, 3:4, 2:3, 9:16, 4:1, 1:4, 8:1, 1:8
`resolution`	string	Optional	Allowed: 512, 1024, 2048, 4096
`output_format`	string	Optional	Allowed: png, jpeg, webp
`num_images`	integer	Optional	Range: 1–4
`reference_image_url`	string	Optional	Format: uri

Minimal request example

{
  "model_id": "fal-ai/nano-banana-2",
  "prompt": "A massive translucent jellyfish floating through a sunlit library atrium, its luminous tendrils gently brushing the spines of leather-bound books on towering mahogany shelves. Golden afternoon light streams through arched skylights casting prismatic rainbow patterns on the marble floor below."
}

Raw JSON Schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://www.artemotion.ai/api/v1/models?id=fal-ai%2Fnano-banana-2",
  "title": "Nano Banana 2 generation request",
  "description": "Request body accepted by POST /api/v1/generate for fal-ai/nano-banana-2.",
  "type": "object",
  "properties": {
    "model_id": {
      "type": "string",
      "const": "fal-ai/nano-banana-2",
      "description": "ArtEmotion model identifier."
    },
    "extra": {
      "type": "object",
      "additionalProperties": true,
      "description": "Model-specific settings may also be nested here."
    },
    "max_credits": {
      "type": "number",
      "minimum": 1,
      "description": "Reject before submission if the estimated list price exceeds this cap."
    },
    "webhook_url": {
      "type": "string",
      "format": "uri",
      "maxLength": 2048
    },
    "webhook_secret": {
      "type": "string",
      "maxLength": 512
    },
    "folder_id": {
      "type": "string"
    },
    "prompt": {
      "type": "string"
    },
    "enable_web_search": {
      "title": "Enable Web Search",
      "description": "Enable web search for the image generation task. This will allow the model to use the latest information from the web to generate the image.",
      "default": false,
      "type": "boolean"
    },
    "safety_tolerance": {
      "title": "Safety Tolerance",
      "description": "The safety tolerance level for content moderation. 1 is the most strict (blocks most content), 6 is the least strict.",
      "default": "4",
      "type": "number",
      "enum": [
        1,
        2,
        3,
        4,
        5,
        6
      ]
    },
    "system_prompt": {
      "title": "System Prompt",
      "description": "Optional system instruction that steers the model's persona and output style across the request. Leave blank to omit; when provided, it is sent as the system prompt.",
      "default": "",
      "type": "string"
    },
    "thinking_level": {
      "title": "Thinking Level",
      "description": "When set, enables model thinking with the given level ('minimal' or 'high') and includes thoughts in the generation. Omit to disable.",
      "type": "string",
      "enum": [
        "minimal",
        "high"
      ]
    },
    "aspect_ratio": {
      "type": "string",
      "enum": [
        "21:9",
        "16:9",
        "3:2",
        "4:3",
        "5:4",
        "1:1",
        "4:5",
        "3:4",
        "2:3",
        "9:16",
        "4:1",
        "1:4",
        "8:1",
        "1:8"
      ]
    },
    "resolution": {
      "type": "string",
      "enum": [
        "512",
        "1024",
        "2048",
        "4096"
      ]
    },
    "output_format": {
      "type": "string",
      "enum": [
        "png",
        "jpeg",
        "webp"
      ]
    },
    "num_images": {
      "type": "integer",
      "minimum": 1,
      "maximum": 4
    },
    "reference_image_url": {
      "type": "string",
      "format": "uri"
    }
  },
  "required": [
    "model_id",
    "prompt"
  ],
  "additionalProperties": false
}

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FAQ

How much does Nano Banana 2 cost on ArtEmotion?

Credit-based pricing. You pay in ArtEmotion credits — every plan and top-up converts USD to credits at a fixed rate.

Do I get my credits back if Nano Banana 2 fails?

Yes — failed generations are never charged. The credits are released back to your balance automatically.

Can I call Nano Banana 2 from the API?

Yes. Use POST /api/v1/generate with model_id: "fal-ai/nano-banana-2". See the API reference for the full schema.

Where are my generations stored?

Every output is saved to your personal Library. You can export or delete everything any time from Privacy & deletion.

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