Gemini 3 Flash vs Claude 4.5 Sonnet (thinking)

Detailed comparison of capabilities, features, and performance.

Gemini 3 Flash

Gemini 3 Flash

Google
VS
Claude 4.5 Sonnet (thinking)

Claude 4.5 Sonnet (thinking)

Anthropic
Feature Gemini 3 Flash Claude 4.5 Sonnet (thinking)
AI Lab Google Anthropic
Context Size 1,048,576 tokens 1,000,000 tokens
Max Output Size 65,536 tokens 64,000 tokens
Frontier Model Yes Yes
Vision Support Yes Yes
Description Gemini 3 Flash: Frontier intelligence built for speed. Pro-grade reasoning at Flash-level latency, 3x faster than 2.5 Pro, ideal for agentic workflows and interactive applications. The latest Claude 4.5 Sonnet model from Anthropic with maximum reasoning enabled, 200k reasoning tokens in 1M context.

Try both models in your workspace

Access both Gemini 3 Flash and Claude 4.5 Sonnet (thinking) in a single workspace without managing multiple API keys.

Create your workspace