Sonnet 4.6 is Anthropic's most capable Sonnet-class model yet, with frontier performance across coding, agents, and professional work. It excels at iterative development, complex codebase navigation, end-to-end project management with memor…
Model details →Anthropic: Claude Sonnet 4.6 vs Google: Gemini 2.5 Flash
Google: Gemini 2.5 Flash wins on 3 of 6 axes — pricing and capability skew in its favour for most workloads.
Gemini 2.5 Flash is Google's state-of-the-art workhorse model, specifically designed for advanced reasoning, coding, mathematics, and scientific tasks. It includes built-in "thinking" capabilities, enabling it to provide responses with grea…
Model details →Side-by-side comparison
| Capability | Anthropic: Claude Sonnet 4.6 | Google: Gemini 2.5 Flash | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 1M | 1.0M | 🏆 Google: Gemini 2.5 Flash |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $3.00 | $0.30 | 🏆 Google: Gemini 2.5 Flash |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $15.00 | $2.50 | 🏆 Google: Gemini 2.5 Flash |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | Yes | Tie |
| Vision input Accepts image inputs alongside text. | Yes | Yes | Tie |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | Yes | Yes | Tie |
Frequently asked questions
Is Anthropic: Claude Sonnet 4.6 better than Google: Gemini 2.5 Flash?
Google: Gemini 2.5 Flash wins on 3 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between Anthropic: Claude Sonnet 4.6 and Google: Gemini 2.5 Flash?
Input: $3.00 vs $0.30 per 1M tokens. Output: $15.00 vs $2.50 per 1M tokens.
What context windows do Anthropic: Claude Sonnet 4.6 and Google: Gemini 2.5 Flash support?
Anthropic: Claude Sonnet 4.6 supports up to 1M tokens. Google: Gemini 2.5 Flash supports up to 1.0M tokens.
Do both Anthropic: Claude Sonnet 4.6 and Google: Gemini 2.5 Flash support tool calling?
Anthropic: Claude Sonnet 4.6: yes. Google: Gemini 2.5 Flash: yes.