Models/google

gemini-3-pro-image-preview· Released Nov 20, 2025

google/gemini-3-pro-image-preview

Nano Banana Pro is Google’s most advanced image-generation and editing model, built on Gemini 3 Pro. It extends the original Nano Banana with significantly improved multimodal reasoning, real-world grounding, and...

Input
From$1.7776/M
Output
From$10.6656/M
Context
Up to 66K
Max output
Up to 33K
Modalities
ImageTextImageText

Input and output show the lowest price across upstreams, for reference. Your actual prices are listed per upstream below.

Upstreams & pricing
UpstreamContextMax outputInput $/1MOutput $/1MCached input $/1M
Zenlayer AI Gateway-openai_compat (Global)From price
66K33K
$1.7776
$10.6656
$1.7776

Routed in real time — you pay the listed price of whichever upstream serves your call.

How to call
curlrequest.sh
curl https://api.tkex.ai/v1/chat/completions \
  -H "Authorization: Bearer $TX_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "google/gemini-3-pro-image-preview",
    "messages": [
      {"role": "user", "content": "Say hello in five words."}
    ]
  }'