What is the difference between Gemini 3.6 Flash and Grok 3 Beta?

Gemini 3.6 Flash is developed by Google AI while Grok 3 Beta is developed by xAI. Gemini 3.6 Flash has a 1.0M token context window vs Grok 3 Beta's 131K. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

Which is better, Gemini 3.6 Flash or Grok 3 Beta?

It depends on your use case. Gemini 3.6 Flash and Grok 3 Beta each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 53 challenges so you can judge which fits your needs best.

How much does Gemini 3.6 Flash cost compared to Grok 3 Beta?

Gemini 3.6 Flash costs $1.5/M input tokens and Grok 3 Beta costs $2/M input tokens. Gemini 3.6 Flash is $0.50/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

How can I compare Gemini 3.6 Flash and Grok 3 Beta on Rival?

This page shows a side-by-side comparison of Gemini 3.6 Flash and Grok 3 Beta across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

Updated Jul 2026

Gemini 3.6 FlashvsGrok 3 Beta

Gemini 3.6 Flash is cheaper than Grok 3 Beta at $1.5/M vs $2/M input tokens.

Gemini 3.6 Flash and Grok 3 Beta compared across 53 shared prompts
Spec	Gemini 3.6 Flash	Grok 3 Beta
Input price	$1.5/M tokens	$2/M tokens
Output price	$7.5/M tokens	$4/M tokens
Context window	1.0M tokens	131K tokens
Weights	Closed	—
Free API (OpenRouter)	No	No
Released	Jul 2026	Apr 2025