AI Model Release Tracker - Timeline of Major AI Models from 2022-2026

Gemini 2.0 Flash vs GPT-5.4 nano

Google
Gemini 2.0 Flash
OpenAI
GPT-5.4 nano
Overview
CompanyGoogleOpenAI
Release dateJan 30 2025Mar 17 2026
AccessProprietaryProprietary
Benchmarks
Nonsense detection
BullshitBench v2
15%Best
14%
Timeline
Release gapGemini 2.0 Flash shipped 411 days before GPT-5.4 nano

Which is better: Gemini 2.0 Flash or GPT-5.4 nano?

Gemini 2.0 Flash leads GPT-5.4 nano on 1 of the 1 benchmark they both report (BullshitBench v2). Gemini 2.0 Flash shipped 411 days before GPT-5.4 nano, 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.

On BullshitBench v2, Gemini 2.0 Flash leads at 15% vs GPT-5.4 nano at 14%.

Frequently asked questions

Gemini 2.0 Flash was released by Google on Jan 30 2025.

GPT-5.4 nano was released by OpenAI on Mar 17 2026.

Other comparisons