Google Gemini API

Overview

Gemini is Google's flagship multimodal AI model family. Access Gemini 2.5 Flash, Gemini 2.5 Pro, Gemini 3 Flash, and Gemini 3 Pro through AI Generate with pay-per-token pricing and no monthly subscriptions.

All 27 Google Gemini variants & pricing

Every variant is accessible via the same API endpoint. Switch variants by changing the model parameter. No extra setup.

Use Google Gemini via API

Example call with the default variant. Replace model with any slug from the table above.

curl https://aimarcusimage.eu/api/v1/chat/completions \
  -H "Authorization: Bearer sk-aig-..." \
  -H "Content-Type: application/json" \
  -d '{
  "model": "google-gemini-2-5-flash-chat-input",
  "messages": [
    {
      "role": "user",
      "content": "Hello from AI Generate"
    }
  ]
}'

FAQ

Other model families