What is the difference between Claude Sonnet 4.6 and Gemini 2.5 Pro Preview 06-05?

Claude Sonnet 4.6 is developed by Anthropic while Gemini 2.5 Pro Preview 06-05 is developed by Google AI. Claude Sonnet 4.6 has a 1.0M token context window vs Gemini 2.5 Pro Preview 06-05's 1.0M. You can compare their actual outputs across 44 challenges on Rival to see how they differ in practice.

Which is better, Claude Sonnet 4.6 or Gemini 2.5 Pro Preview 06-05?

It depends on your use case. Claude Sonnet 4.6 and Gemini 2.5 Pro Preview 06-05 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 44 challenges so you can judge which fits your needs best.

How much does Claude Sonnet 4.6 cost compared to Gemini 2.5 Pro Preview 06-05?

Claude Sonnet 4.6 costs $3/M input tokens and Gemini 2.5 Pro Preview 06-05 costs $1.25/M input tokens. Gemini 2.5 Pro Preview 06-05 is $1.75/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 Claude Sonnet 4.6 and Gemini 2.5 Pro Preview 06-05 on Rival?

This page shows a side-by-side comparison of Claude Sonnet 4.6 and Gemini 2.5 Pro Preview 06-05 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 Feb 2026

Claude Sonnet 4.6vsGemini 2.5 Pro Preview 06-05

Gemini 2.5 Pro Preview 06-05 is cheaper than Claude Sonnet 4.6 at $1.25/M vs $3/M input tokens.

Claude Sonnet 4.6 and Gemini 2.5 Pro Preview 06-05 compared across 44 shared prompts
Spec	Claude Sonnet 4.6	Gemini 2.5 Pro Preview 06-05
Input price	$3/M tokens	$1.25/M tokens
Output price	$15/M tokens	$10/M tokens
Context window	1.0M tokens	1.0M tokens
Weights	Closed	Closed
Free API (OpenRouter)	No	No
Released	Feb 2026	Jun 2025
SWE-bench Verified	79.0%	67.2%