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Gemini 3.1 Pro


Gemini 3.1 Pro is an AI model from Google logoGoogle, starting at $2.20 / 1M input and $13.20 / 1M output. The Pro-tier model in the Gemini 3.1 family, targeting high-capability multimodal reasoning, coding, and long-context tasks.
Spec
Canonical IDgoogle-gemini-3-1-pro
StatusActive
CreatorGoogleGoogle
Providers

Capabilities

Input0/5
Text·
Image·
Audio·
Video·
PDF·
Output0/5
Text·
Image·
Audio·
Video·
Embedding·
Capabilities0/13
Reasoning·
Adaptive Reasoning·
Function Calling·
Parallel Function Calling·
Structured Outputs·
Native JSON Schema·
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching·
Assistant Prefill·

Pricing by Provider

ProviderStandardBatchLong context
Input
$ / 1M
Output
$ / 1M
Input
$ / 1M
Output
$ / 1M
Input
$ / 1M
Output
$ / 1M
Snowflake logo
Snowflake
gemini-3.1-pro
$2.20$13.20$1.10$6.60$4.40$19.80

Cost Calculator

Preset:
Compares every provider & tier in USD

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Gemini 3.1 Pro Preview Custom Tools1.0MAvailable
Gemini 3.1 Pro Preview1.0M$2.00$12.00Available
Gemini 3.1 Pro$2.20$13.20Current
Gemini 3 Pro Preview1.0M$2.00$12.00Deprecated
Nano Banana Pro (Gemini 3 Pro Image)66K$2.00$12.00Available
Gemini 3 Pro Preview$2.00$12.00Available
Gemini 2.5 Pro1.0M$1.25$10.00Available
Gemini 2.5 Pro Preview1.0M$1.25$10.00Available
Gemini 2.5 Pro Preview TTS1.0M$1.00$10.00Available
Gemini 2.5 Pro TTS$1.00$0.000Available
Gemini 2.0 Pro ExperimentalAvailable

Other models

ModelTierReleasedContextInput / 1MOutput / 1M
Gemini 3.1 Flash Lite PreviewFlash-lite1.0M$0.250$1.50
Gemini 3.1 Flash Live PreviewFlash131K$0.750$4.50
Gemini 3.1 Flash TTS PreviewFlash8K$1.00$0.000
Gemini 3 FlashFlash1.0M$0.500$3.00
Gemini 3 Flash PreviewFlash1.0M$0.500$3.00
Gemini 3 Deep Think
Gemini 2.5 Flash Lite PreviewFlash-lite1.0M$0.100$0.400
Gemini 2.5 Flash LiteFlash-lite1.0M$0.075$0.300
Gemini 2.5 FlashFlash1.0M$0.150$0.600
Gemini 2.5 Computer Use Preview128K$1.25$10.00

Model IDs