Gemini 2.5 Flash Preview vs Claude 4.5 Opus

Detailed comparison of capabilities, features, and performance.

Gemini 2.5 Flash Preview

Gemini 2.5 Flash Preview

Google
VS
Claude 4.5 Opus

Claude 4.5 Opus

Anthropic
Feature Gemini 2.5 Flash Preview Claude 4.5 Opus
AI Lab Google Anthropic
Context Size 1,048,576 tokens 200,000 tokens
Max Output Size 64,000 tokens 64,000 tokens
Frontier Model No Yes
Vision Support Yes Yes
Description Preview of Gemini 2.5 Flash always updated to latest. A multimodal model that is fast, token efficient and performant for complex tasks. The latest Opus 4.5 model from Anthropic

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