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Head-to-head

Gemini 3.8 Flash vs Gemini 4 Argon

As of October 25, 2026, Gemini 4 Argon leads Gemini 3.8 Flash on the Analyzer Index, 98.3 to 88.1.

Normalized scores are min-maxed per benchmark across all models we track (0–100). Open the interactive compare view to add benchmarks to the radar chart or pull in more models.

Gemini 3.8 Flash
Google
Gemini 4 Argon
Google
At a glanceGemini 3.8 FlashGemini 4 Argon
Analyzer Index88.1 (6/13)98.3 (5/13)
Blended price$0.75/M$2.00/M
Cheapest hostmaker's APImaker's API
Context1.0M1.0M
Output speed214 tok/s61 tok/s
Time to first token2.21 s4.11 s
BenchmarkGemini 3.8 FlashGemini 4 Argon
Chatbot Arena Elo

Arena

Output Speed

Speed

Time to First Token

TTFT

SimpleQA Verified

SimpleQA

OTIS Mock AIME 2024-2025

OTIS AIME

Humanity's Last Exam

HLE

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ARC-AGI 2

ARC-AGI 2

Frontier Composite

Frontier

Output Stability

Stability

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Format Adherence

Format

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Recovery Rate

Recovery

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API Success Rate

API OK

Safety Handling

Safety

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Methodology matches the main AI Model Analyzer About page.