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Gemini 3.1 Flash-Lite vs GPT-4o

Google Gemini 3.1 Flash-Lite vs OpenAI GPT-4o — side-by-side specs.

Google
Gemini 3.1 Flash-Lite
OpenAI
GPT-4o
Overview
CompanyGoogleOpenAI
Release dateMar 3 2026May 13 2024
Model type
Open sourceNoNo
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
Software engineering
SWE-Bench Verified
Multimodal understanding
MMMU
Timeline
Release gapGPT-4o shipped 659 days before Gemini 3.1 Flash-Lite

Which is better: Gemini 3.1 Flash-Lite or GPT-4o?

Gemini 3.1 Flash-Lite and GPT-4o do not have directly comparable benchmark scores published on GPQA Diamond, SWE-Bench Verified, or MMMU. GPT-4o shipped 659 days before Gemini 3.1 Flash-Lite, so benchmark comparisons should account for the intervening progress.

Published specifications for these two models are limited — see each model page for the latest details.

Direct benchmark comparisons are unavailable — at least one of these models has not published scores on GPQA Diamond, SWE-Bench Verified, or MMMU.

Frequently asked questions

When was Gemini 3.1 Flash-Lite released?
Gemini 3.1 Flash-Lite was released by Google on Mar 3 2026.
When was GPT-4o released?
GPT-4o was released by OpenAI on May 13 2024.

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