All models
Google

Gemini 3.1 Pro

Gemini 3.1 Pro — Google flagship with 1M context

gemini-3.1-pro

Pricing

~90%
Input
$0.2 / 1,000,000 tokens
Output
$1.2 / 1,000,000 tokens
Cache read
$0.02 / 1,000,000 tokens
Cache write
$0.0375 / 1,000,000 tokens
How pricing works

Discount history

90%
Nov 7, 11:57 PMNov 8, 03:56 AM UTC

Model details

Input
text, image
Output
text
Context window
1,048,576 tokens
Maximum output
65,536 tokens
Availability
Available
Updated
11/8/2026, 3:58:06 AM UTC

Capacity is reserved when your request is accepted.

Capabilities

ChatStreamingTool callingVisionReasoning

Supported parameters

max_tokenstemperaturetop_pstoptoolstool_choiceresponse_formatseedstructured_outputs