AI models

Choose which model powers each feature. Gemini models run on the Google Gemini API; the rest route through OpenRouter.

VANTHARA AI assistant

Chat, shopping guidance and checkout

Smart search

Intent ranking and match reasons

Auto translation

EN / PT / ES interface translation

Link extraction

Affiliate product data extraction

Available models

  • GPT-4o miniOpenAI. Default — fast and cost-efficient OpenAI model
  • GPT-4oOpenAI. Highest quality OpenAI multimodal model
  • GPT-4.1 miniOpenAI. Strong instruction following, low cost
  • Gemini Flash (latest)Gemini. Fast, direct Google Gemini API
  • Gemini 2.5 ProGemini. Deeper reasoning, slower
  • Gemini 2.5 FlashOpenRouter. Balanced speed and quality
  • GPT-4o miniOpenRouter. Cheap, reliable general model
  • Claude 3.5 SonnetOpenRouter. Strong writing and extraction
  • Llama 3.3 70BOpenRouter. Open-weight, low cost