Anthropic: Claude Sonnet 5

Sonnet 5 is Anthropic's most capable Sonnet-class model, with frontier performance across coding, agents, and professional work. It supports adaptive thinking with selectable reasoning effort levels (low, medium, high, max,...

• Context window: 1,000,000 tokens
• Input: text, image, file
• Output: text
• Pricing: $2/M input tokens, $10/M output tokens

View on OpenRouter. Model data sourced from OpenRouter.