Google: gemini-3.1-flash-image
gemini-3.1-flash-image
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gemini-3.1-flash-image is a multimodal model from Google’s Gemini 3.1 family, in the lightweight, low-latency “Flash” tier. It is designed to handle both text and images, typically offering fast inference and lower cost compared with heavier Gemini variants while still covering common vision and reasoning tasks. The model is aimed at use cases like rapid image understanding, lightweight visual question answering, and integrating basic vision into interactive applications and agents. It trades some peak accuracy and depth of reasoning for speed and efficiency, making it suitable for real-time or high-volume workloads.
Pricing
Current price per 1,000,000 tokens. Every request is billed automatically from its exact usage.
Included in plans
Statistics
Live performance and usage of this model, aggregated across all users.
Detailed statistics appear here as soon as this model starts receiving requests.
API
Call this model from any OpenAI-compatible client using your API token.
curl https://apiex.cloud/api/v1/chat/completions \
-H "Authorization: Bearer $NEW_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "gemini-3.1-flash-image",
"messages": [
{
"role": "user",
"content": "Explain quantum entanglement in one paragraph."
}
],
"temperature": 0.7
}'Authentication
Every request must include an Authorization: Bearer <TOKEN> header. Generate a token from your account's API Keys page — its access to models is set automatically from your active plans and redeemed codes, and you can set its rate limit and IP restrictions.
| Parameter | Type | Description |
|---|---|---|
model | string, required | This model's ID, exactly as shown above. |
messages | array, required | Conversation history as role/content objects (system, user, assistant). |
temperature | number, optional | Sampling randomness, typically 0–2. |
max_tokens | integer, optional | Upper limit on tokens generated in the reply. |
top_p | number, optional | Nucleus-sampling threshold, as an alternative to temperature. |
stream | boolean, ignored | Responses are always returned in full so the exact cost can be billed; streaming is not available. |
Replace YOUR_API_KEY with a token from your account, then see the full API reference for every parameter.
Frequently asked questions
What is gemini-3.1-flash-image?
gemini-3.1-flash-image is a multimodal model from Google’s Gemini 3.1 family, in the lightweight, low-latency “Flash” tier. It is designed to handle both text and images, typically offering fast inference and lower cost compared with heavier Gemini variants while still covering common vision and reasoning tasks. The model is aimed at use cases like rapid image understanding, lightweight visual question answering, and integrating basic vision into interactive applications and agents. It trades some peak accuracy and depth of reasoning for speed and efficiency, making it suitable for real-time or high-volume workloads.
How much does gemini-3.1-flash-image cost?
Input tokens are priced at $0,60 per 1,000,000 tokens and output tokens at $3,60 per 1,000,000 tokens. Pricing is billed automatically per request; no separate plan is required.
What is the context length of gemini-3.1-flash-image?
gemini-3.1-flash-image supports a context window of up to 131,072 tokens.
Does gemini-3.1-flash-image support image input?
Yes, gemini-3.1-flash-image accepts image input in addition to text.
Which provider is gemini-3.1-flash-image from?
gemini-3.1-flash-image is developed by Google and made available on this gateway through our routing infrastructure.
When was gemini-3.1-flash-image added to this gateway?
gemini-3.1-flash-image has been available on this gateway since September 23, 2026.
Is gemini-3.1-flash-image currently available?
Yes, gemini-3.1-flash-image is active and can be used right now through this gateway.
