Gemini

nano-banana-pro

GooglePer Request
Alias:gemini-3-pro-image-c
Create API Key

Google Gemini 3 Pro Image 系列图像生成与编辑模型的常用名称,支持文字提示和参考图像。

Starting price
Per Request
Context
—
Maximum input window
Modalities
→

Pricing by Supplier

标准按次
图片音频视频等多模态按次计费
Price$0.025/ request

Capabilities / Supported modalities

Vision
Input
Output

Provider & data privacy

Provider
Unknown
Tokenizer
BPE (vendor-specific)
License
Provider-specificUnknown
Data retention28 daysNot used for upstream training by default

Performance

API access

Code samples

RequestPOST/v1/images/generations
Example request
Parameters
ParameterTypeDefault / rangeDescription
promptrequired
string—Text description of the desired image
size
enum
=1024x1024
Output image size
quality
enum
=standard
Generation quality preset
style
enum
=vivid
Aesthetic style
n
integer
=11 ~ 10
Number of images to generate
response_format
enum
=url
How to deliver the resulting image

Replace <YOUR_API_KEY> with the API key from your token settings.

Authentication

All requests must include Authorization: Bearer <TOKEN> header. Anthropic-formatted endpoints accept the x-api-key header instead.

Generate tokens from the Tokens page; you can scope them to specific models, groups, IPs, and rate-limits.

Supported parameters

Generation parameters
ParameterTypeDefault / rangeDescription
promptrequired
string—Text description of the desired image
size
enum
=1024x1024
Output image size
quality
enum
=standard
Generation quality preset
style
enum
=vivid
Aesthetic style
n
integer
=11 ~ 10
Number of images to generate
response_format
enum
=url
How to deliver the resulting image

Rate limits

SupplierRPMTPMRPD
标准按次560226K11K

RPM = requests per minute, TPM = tokens per minute, RPD = requests per day. Limits apply per token group.

API access questions

Everything you need to decide before creating an account.

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