Claude Sonnet 5.5 is an Anthropic model that the company describes as an upgrade over Sonnet 5, with more than 30% faster performance and up to 30% lower cost.

Features
- Faster model responses
- Efficiency and cost improvements
- Complex task handling
Use Cases
- Software development
- Knowledge work
- Agentic tasks
FAQ
Claude Sonnet 5.5 is an Anthropic model that the company describes as an upgrade over Sonnet 5, with more than 30% faster performance and up to 30% lower cost. Core capabilities include: Faster model responses, Efficiency and cost improvements, Complex task handling.
Common scenarios include: Software development, Knowledge work, Agentic tasks.