Authorization: Bearer ********************{
"contents": [
{
"role": "user",
"parts": [
{
"text": "draw a cat"
}
]
}
],
"generationConfig": {
"responseModalities": [
"TEXT",
"IMAGE"
],
"imageConfig": {
"aspectRatio": "16:9",
"imageSize": "4K"
}
}
}curl --location --request POST 'https://api.mixrouter.com/v1beta/models/gemini-3-pro-image-preview: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": "4K"
}
}
}'{
"id": "string",
"model": "string",
"object": "string",
"created": 0,
"choices": [
{
"index": 0,
"message": {
"role": "string",
"content": "string"
},
"finish_reason": "string"
}
],
"usage": {
"prompt_tokens": 0,
"completion_tokens": 0,
"total_tokens": 0,
"prompt_tokens_details": {
"cached_tokens": 0,
"text_tokens": 0,
"audio_tokens": 0,
"image_tokens": 0
},
"completion_tokens_details": {
"text_tokens": 0,
"audio_tokens": 0,
"reasoning_tokens": 0
},
"output_tokens_details": {
"text_tokens": 0,
"audio_tokens": 0,
"reasoning_tokens": 0
},
"input_tokens": 0,
"output_tokens": 0,
"input_tokens_details": null,
"claude_cache_creation_5_m_tokens": 0,
"claude_cache_creation_1_h_tokens": 0
}
}