{
  "provider": "google",
  "model_id": "gemini-3.1-pro-preview",
  "display_name": "Gemini 3.1 Pro Preview",
  "status": "preview",
  "release_date": null,
  "deprecation_date": null,
  "retirement_date": null,
  "pricing": {
    "input_per_mtok": 2.0,
    "output_per_mtok": 12.0,
    "cached_input_per_mtok": 0.2,
    "batch_discount_pct": null
  },
  "context_window_tokens": null,
  "max_output_tokens": null,
  "modalities": {
    "input": [
      "text",
      "image",
      "video",
      "audio"
    ],
    "output": [
      "text"
    ]
  },
  "knowledge_cutoff": null,
  "sources": [
    {
      "url": "https://ai.google.dev/gemini-api/docs/pricing",
      "accessed_at": "2026-07-04T05:55:32Z",
      "fields": [
        "pricing.input_per_mtok",
        "pricing.output_per_mtok",
        "pricing.cached_input_per_mtok",
        "modalities"
      ],
      "quote": "Gemini 3.1 Pro Preview `gemini-3.1-pro-preview` ... Input price Not available $2.00, prompts <= 200k tokens $4.00, prompts > 200k tokens Output price (including thinking tokens) Not available $12.00, prompts <= 200k tokens $18.00, prompts > 200k Context caching price Not available $0.20, prompts <= 200k tokens"
    }
  ],
  "verified_at": "2026-07-04T05:55:32Z",
  "notes": "Gemini pricing may vary by modality and prompt length; this entry records the cited standard text or text/image/video tier.",
  "permalink": "/models/google/gemini-3_1-pro-preview.html"
}