Gemini 3 Flash (thinking) vs Claude 3.7 Sonnet (high output)

Detailed comparison of capabilities, features, and performance.

Feature
Gemini 3 Flash (thinking)
Claude 3.7 Sonnet (high output)
Model Image
Gemini 3 Flash (thinking)
Claude 3.7 Sonnet (high output)
AI Lab
Google
Anthropic
Context Size
1,048,576 tokens
204,800 tokens
Max Output Size
65,536 tokens
128,000 tokens
Frontier Model
Yes
Yes
Vision Support
Yes
Yes
Description
Gemini 3 Flash with thinking enabled. Thinking level high for deeper reasoning while maintaining Flash-level speed.
The latest Sonnet 3.7 model from Anthropic

Try both models in your workspace

Access both Gemini 3 Flash (thinking) and Claude 3.7 Sonnet (high output) in a single workspace without managing multiple API keys.

Create your workspace