> ## Documentation Index
> Fetch the complete documentation index at: https://docs.pollo.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Nano Banana Pro API Documentation

> Nano Banana Pro API offers native 2K resolution with 4K upscaling. Experience enhanced prompt understanding, precise typography integration, advanced lighting, and composition control. Integrate the Nano Banana Pro API now.

Check out Nano Banana Pro API pricing [here](https://api.pollo.ai/pricing?modelName=nano-banana-2-google\&modelType=image), cheaper than Fal AI.


## OpenAPI

````yaml POST /v1/generation/google/nano-banana-pro/image
openapi: 3.0.3
info:
  title: Pollo | AI Video Collection
  description: >-
    ✨RESTful API Document. Model discovery: GET /api/v1/model-specs (public,
    keyless).
  version: 1.0.0
servers:
  - url: https://pollo.ai/api/platform
security: []
externalDocs:
  url: https://pollo.ai/api/platform/api/openapi.json
paths:
  /v1/generation/google/nano-banana-pro/image:
    post:
      tags:
        - Image
      summary: nano-banana-pro
      operationId: v1-google/nano-banana-pro/image
      parameters: []
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              required:
                - input
              properties:
                input:
                  oneOf:
                    - type: object
                      properties:
                        images:
                          type: array
                          minItems: 1
                          items:
                            type: string
                            format: uri
                          maxItems: 8
                          description: >-
                            Reference image URLs (HTTP(S); base64 not allowed).
                            Supported formats: JPG/JPEG, PNG.
                        prompt:
                          type: string
                          maxLength: 10000
                          minLength: 1
                          description: Text prompt describing the content to generate.
                        aspectRatio:
                          type: string
                          enum:
                            - '1:1'
                            - '9:16'
                            - '16:9'
                            - '4:3'
                            - '3:4'
                            - '3:2'
                            - '2:3'
                            - '5:4'
                            - '4:5'
                            - '21:9'
                          default: '1:1'
                          description: Output aspect ratio, as width:height (e.g. 16:9).
                        resolution:
                          type: string
                          enum:
                            - 1K
                            - 2K
                            - 4K
                          default: 1K
                          description: >-
                            Output resolution of the generated media (e.g. 720p,
                            1080p, 2K, 4K). Values are case-insensitive.
                      required:
                        - images
                        - prompt
                      title: Image To Image
                    - type: object
                      properties:
                        prompt:
                          type: string
                          maxLength: 10000
                          minLength: 1
                          description: Text prompt describing the content to generate.
                        aspectRatio:
                          type: string
                          enum:
                            - '1:1'
                            - '9:16'
                            - '16:9'
                            - '4:3'
                            - '3:4'
                            - '3:2'
                            - '2:3'
                            - '5:4'
                            - '4:5'
                            - '21:9'
                          default: '1:1'
                          description: Output aspect ratio, as width:height (e.g. 16:9).
                        resolution:
                          type: string
                          enum:
                            - 1K
                            - 2K
                            - 4K
                          default: 1K
                          description: >-
                            Output resolution of the generated media (e.g. 720p,
                            1080p, 2K, 4K). Values are case-insensitive.
                      required:
                        - prompt
                      title: Text To Image
                webhookUrl:
                  type: string
                  format: uri
                  description: >-
                    Webhook URL (HTTP(S)) that receives status callbacks when
                    the generation succeeds or fails.
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                type: object
                properties:
                  taskId:
                    type: string
                  status:
                    type: string
                    enum:
                      - waiting
                      - succeed
                      - failed
                      - processing
                required:
                  - taskId
                  - status
                additionalProperties: false
        default:
          $ref: '#/components/responses/error'
      security:
        - ApiKeyAuth: []
components:
  responses:
    error:
      description: Error response
      content:
        application/json:
          schema:
            type: object
            properties:
              message:
                type: string
              code:
                type: string
              issues:
                type: array
                items:
                  type: object
                  properties:
                    message:
                      type: string
                  required:
                    - message
                  additionalProperties: false
            required:
              - message
              - code
            additionalProperties: false
  securitySchemes:
    ApiKeyAuth:
      type: apiKey
      in: header
      name: x-api-key
      description: API key to authorize requests

````