Gemini 3.1 Pro
vendorGoogle · gemini-3.1-pro-preview · prices updated June 14, 2026
Input · 1M tokens
$2
Cached input · 1M
$0.2−90%
Output · 1M tokens
$12
Price history
inputoutput
Specifications
Context window1,000,000
Knowledge cutoffJan 2026
Tokenizer≈ cl100k_base
Tools
Web SearchCode Interpreter
Token counts are approximate (marked "≈" in the calculator). Tool calls are billed by the provider separately.
About the model
Gemini 3.1 Pro (flagship; >200K tokens billed at ×2/×1.5)