Anthropic: Claude Sonnet 4.5 vs Google: Gemini 2.5 Pro
Side-by-side comparison of Anthropic: Claude Sonnet 4.5 and Google: Gemini 2.5 Pro. Compare pricing, context window, capabilities, and find out which is better for your workflow.
Verdict
moderate confidenceGoogle: Gemini 2.5 Pro leads overall
Google: Gemini 2.5 Pro leads in price and capabilities, making it the stronger choice for most workflows. Anthropic: Claude Sonnet 4.5 remains a solid alternative depending on your specific needs.
Best for with Anthropic: Claude Sonnet 4.5
Best for with Google: Gemini 2.5 Pro
Side-by-side
Technical specifications
| Anthropic: Claude Sonnet 4.5 | Google: Gemini 2.5 Pro | |
|---|---|---|
| Provider | Anthropic | |
| Input price | $3/M | $1/M |
| Output price | $15/M | $10/M |
| Context window | 1.0M | 1.0M |
| Max output | 64K | 66K |
| Capabilities | Tool useVisionReasoning | Tool useVisionAudioReasoning |
| Released | Sep 29, 2025 | Jun 17, 2025 |
Scoring breakdown
How each dimension compares
Price
Google: Gemini 2.5 Pro leadsAnthropic: Claude Sonnet 4.5
$15/M tokens
Google: Gemini 2.5 Pro
$10/M tokens
Context Window
Anthropic: Claude Sonnet 4.5
1.0M tokens
Google: Gemini 2.5 Pro
1.0M tokens
Capabilities
Google: Gemini 2.5 Pro leadsAnthropic: Claude Sonnet 4.5
3/4
Google: Gemini 2.5 Pro
4/4
Max Output
Anthropic: Claude Sonnet 4.5
64K tokens
Google: Gemini 2.5 Pro
66K tokens
Recency
Anthropic: Claude Sonnet 4.5
Sep 2025
Google: Gemini 2.5 Pro
Jun 2025
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