gemini-3.1-pro-preview

POST

/v1beta/models/{model}:generateContent

Gemini 3.1 Pro谷歌最强大的AI模型 — 在推理、编程和智能体能力上实现显著提升推理能力是Gemini 3 Pro的2倍，在18项基准测试中12项排名第一，原生SVG及3D代码渲染。

Actual API Endpoint: POST https://refreshing-gratitude-production.up.railway.app/v1beta/models/{model}:generateContent

Model Code: gemini-3.1-pro-preview

Request

Authorization

Bearer Token

Provide your bearer token in the

Authorization

header when making requests to protected resources.

Example:

Authorization: Bearer ********************

Path Params

Body Params application/jsonRequired

Examples

Responses

🟢200

application/json

Request successful

Body

🟠401

🟠429

🔴500

Request Example

Shell

JavaScript

Java

Swift

curl --location --request POST '/v1beta/models/:generateContent' \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data-raw '{
    "contents": [
        {
            "role": "user",
            "parts": [
                {
                    "text": "draw a cat"
                }
            ]
        }
    ],
    "generationConfig": {
        "responseModalities": [
            "TEXT",
            "IMAGE"
        ],
        "imageConfig": {
            "aspectRatio": "16:9",
            "imageSize": "2k"
        }
    }
}'

Response Example

{
    "candidates": [
        {
            "content": {
                "role": "string",
                "parts": [
                    {}
                ]
            },
            "finishReason": "string",
            "safetyRatings": [
                {}
            ]
        }
    ],
    "usageMetadata": {
        "promptTokenCount": 0,
        "candidatesTokenCount": 0,
        "totalTokenCount": 0
    }
}

Modified at 2026-03-20 10:27:55

doubao-seed-1-8-251228

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