Anthropic states that Claude 3.5 Sonnet can equal or outperform OpenAI's GPT4 and Google's Gemini across various tasks. This is a significant claim as both GPT4 and Gemini are established models in the AI space. The performance benchmarks provided by Anthropic show that Claude 3.5 Sonnet outperforms its predecessor, Claude 3 Opus, by a wide margin. This suggests significant advancements in the new model's capabilities.

The claim that Claude 3.5 Sonnet is twice as fast as the previous model is noteworthy. Speed can be a crucial factor in real-time applications and can enhance user experience. However, it's important to consider that speed alone may not be the sole indicator of overall performance. Other factors like accuracy and adaptability should also be taken into account.