Gemini 3 Flash Reasoning is an AI model from Google. A reasoning-focused variant of Gemini 3 Flash applying chain-of-thought thinking at fast-model latency for complex problem-solving.
Specifications
Canonical IDgoogle-gemini-3-flash-reasoning
StatusActive
CreatorGoogleGoogle
Benchmarks
Intelligence Index
#71
Math Index
#4
MMLU-Pro
#6
GPQA
#42
HLE
#43
LiveCodeBench
#3
IFBench
#15
Time to First Token
#134
SciCode
#33
AIME 2025
#4
LCR
#63
TerminalBench Hard
#48
TAU2
#123
Output TPS
#371

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·

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Gemini 3.7 Flash1.0M$0.750$3.75Available
Gemini 3.6 Flash1.0M$0.750$3.75Available
Gemini 3.1 Flash Image131K$0.500$3.00Available
Gemini 3.5 Flash1.0M$0.750$4.50Available
Gemini 3 Flash1.0M$0.500$3.00Available
Gemini 3 Flash Preview1.0M$0.500$3.00Available
Gemini 3 Flash ReasoningCurrent
Gemini 3 Flash Live$0.500$3.00Available
Gemini 3 Flash Live Live$0.750$4.50Available
Gemini 3.1 Flash Live$0.750$4.50Available
Gemini 3.1 Flash Live Image$0.500$3.00Available

Other Models

ModelTierReleasedContextInput / 1MOutput / 1M
Gemini 3.5 Flash LiteFlash-lite1.0M$0.150$1.25
Gemini 3.1 Flash Lite ImageFlash-lite66K$0.250$1.50
Gemini 3 Pro ImagePro131K$2.00$12.00
Gemini 3.1 Flash LiteFlash-lite1.0M$0.250$1.50
Gemini 3.1 Flash Lite PreviewFlash-lite1.0M$0.250$1.50
Gemini 3.1 Pro PreviewPro1.0M$2.00$12.00
Gemini 3 Pro PreviewPro1.0M$2.00$12.00
Gemini 3 Deep Think
Gemini 3 ProPro1.0M$2.00$12.00
Gemini 3 Pro Preview LowPro

Model IDs

gemini-3-flash-reasoning
google-gemini-3-flash-reasoning