What is the difference between Claude Opus 4.7 and Gemini 2.5 Flash Preview 09-2025?

Claude Opus 4.7 is developed by Anthropic while Gemini 2.5 Flash Preview 09-2025 is developed by Google AI. Claude Opus 4.7 has a 1.0M token context window vs Gemini 2.5 Flash Preview 09-2025's 1.0M. You can compare their actual outputs across 50 challenges on Rival to see how they differ in practice.

Which is better, Claude Opus 4.7 or Gemini 2.5 Flash Preview 09-2025?

It depends on your use case. Claude Opus 4.7 and Gemini 2.5 Flash Preview 09-2025 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 50 challenges so you can judge which fits your needs best.

How much does Claude Opus 4.7 cost compared to Gemini 2.5 Flash Preview 09-2025?

Claude Opus 4.7 costs $5/M input tokens and Gemini 2.5 Flash Preview 09-2025 costs $0.3/M input tokens. Gemini 2.5 Flash Preview 09-2025 is $4.70/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 Opus 4.7 and Gemini 2.5 Flash Preview 09-2025 on Rival?

This page shows a side-by-side comparison of Claude Opus 4.7 and Gemini 2.5 Flash Preview 09-2025 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 Apr 2026

Claude Opus 4.7vsGemini 2.5 Flash Preview 09-2025

Gemini 2.5 Flash Preview 09-2025 is cheaper than Claude Opus 4.7 at $0.3/M vs $5/M input tokens.

Claude Opus 4.7 and Gemini 2.5 Flash Preview 09-2025 compared across 50 shared prompts
Spec	Claude Opus 4.7	Gemini 2.5 Flash Preview 09-2025
Input price	$5/M tokens	$0.3/M tokens
Output price	$25/M tokens	$2.5/M tokens
Context window	1.0M tokens	1.0M tokens
Weights	Closed	—
Free API (OpenRouter)	No	No
Released	Apr 2026	Sep 2025