Google · API model

Gemini 3.1 Pro

Generally availableReleased Feb 19, 2026Proprietary

API id gemini-3.1-pro prices checked

Input
$2.00/1M
Output
$12.00/1M
Context
1.05Mtokens
Max output
66Ktokens
Knowledge cutoff
Jan 2025
Typical request
$0.008

Pricing

US dollars per 1 million tokens. A typical request (1,000 input + 500 output tokens) costs $0.008 at standard rates.

RateInputCached inputOutput
Standard$2.00$0.20$12.00
Long promptsPrompts over 200K tokens$4.00$0.40$18.00

Capabilities and limits

Context window1.05M tokens
Max output66K tokens
InputTextImagesFiles (PDF)AudioVideo
OutputText
ReasoningAdjustable effort
Tool useYes
Structured output (JSON)Yes
Knowledge cutoffJan 1, 2025

Benchmarks and speed

Not collected yet. Scores will come only from independent leaderboards, each shown with its source and test date.

Planned: GPQA Diamond, SWE-bench Verified, AIME 2025, LMArena Elo, output speed and time to first token.

Where these numbers come from

Every value is an observation with a source and a date. independent is a third-party catalog, vendor is the model maker's own page, derived is our calculation.

FieldValueSourceObserved
Standard price, input / output$2.00 / $12.00independentOpenRouterSep 15, 2026
Long-context price (>200K), input / output$4.00 / $18.00independentOpenRouterSep 15, 2026
Release date2026-02-19vendorGoogle blogSep 15, 2026
Knowledge cutoffJanuary 2025vendorGoogle blogSep 15, 2026
Context window1,048,576independentOpenRouterSep 15, 2026
Max output65,536independentOpenRouterSep 15, 2026
Input types, reasoning, tools, JSONtext, image, file, audio, video; adjustable; yes; yesindependentOpenRouterSep 15, 2026
Typical request$0.008derivedCalculated: 1,000 in + 500 outSep 15, 2026