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Gemini 3 Flash PreviewvsGPT-5.4 nano

Gemini 3 Flash Preview leads 6 of 6 shared benchmarks. Gemini 3 Flash Preview has the larger context window (1.0M tokens).

Benchmarks from cited public sources; pricing from official pages; status from official provider feeds.

Shared benchmarks
6 – 0
Gemini 3 Flash Preview leads
Cheaper per token
list price, input + output
Larger context
Gemini 3 Flash Preview
1.0M tokens
Provider uptime (30d)
100% · 95.1662%
Google · OpenAI
Gemini 3 Flash Preview
Google · released 2025-12-17
textvisionaudio
Context
1.0M
Max out
66K
Input /1M
Output /1M
Cached /1M
Scores
13 · 9 core
GPT-5.4 nano
OpenAI · released 2026-03-17
textvision
Context
400K
Max out
128K
Input /1M
$0.2
Output /1M
$1.25
Cached /1M
$0.02
Scores
10 · 6 core
Quality

Benchmark matrix

BenchmarkGemini 3 Flash PreviewGPT-5.4 nanoΔEdge
Reported by both · 6
GPQA Diamond90.4% 82.8% +7.6 ptGemini 3 Flash Preview
FrontierMath Tier 4 v2 (Epoch AI run)17.1% epoch12.2% epoch+4.9 ptGemini 3 Flash Preview
FrontierMath Tiers 1-3 v2 (Epoch AI run)51.2% epoch44.9% epoch+6.3 ptGemini 3 Flash Preview
OTIS Mock AIME 2024-2025 (Epoch AI run)95.6% epoch87.8% epoch+7.8 ptGemini 3 Flash Preview
SimpleQA Verified68.7% 11.7% epoch+57 ptGemini 3 Flash Preview
Terminal-Bench 2.047.6% 46.3% +1.3 ptGemini 3 Flash Preview
Only Gemini 3 Flash Preview reports · 5
SWE-bench Verified78% not reported
AIME 202595.2% not reported
Humanity's Last Exam (no tools)33.7% not reported
MMMU-Pro81.2% not reported
SWE-bench Verified (Epoch AI run)75.4% epochnot reported
Only GPT-5.4 nano reports · 3
OSWorld-Verifiednot reported39%
SWE-Bench Pronot reported52.4%
Toolathlonnot reported35.5%
Scores tagged "epoch" or "matharena" are independent runs, used only where the lab has not published its own; ⚠ marks rows MathArena flags as released after the competition. Higher is better on every row. Δ is Gemini 3 Flash Preview minus GPT-5.4 nano in the benchmark's own unit. "Not reported" means the lab has not published that figure; it is not a zero. ↗ opens the source.
Specs & pricing

Side by side

SpecGemini 3 Flash PreviewGPT-5.4 nanoEdge
Context window1.0M tokens400K tokensGemini 3 Flash Preview
Max output66K tokens128K tokensGPT-5.4 nano
Input price / 1M$0.2
Output price / 1M$1.25
Cached input / 1M$0.02
Input + output / 1M
Lower is cheaper. List prices; batch, tool and regional fees excluded.
$1.45
Modalitiestext · vision · audiotext · visionGemini 3 Flash Preview
Released2025-12-172026-03-17
Cited benchmark scores1310
Reliability

Provider status

All providers
More matchups

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Public benchmarks are a starting point. Run Gemini 3 Flash Preview and GPT-5.4 nano on your own prompts with Respan evals, or route to either through one gateway key with automatic failover.