Claude Sonnet 4.5
Anthropic
Claude Sonnet 4.5 is Anthropic’s most advanced Sonnet model to date, optimized for real-world agents and coding workflows. It delivers state-of-the-art performance on coding benchmarks such as SWE-bench Verified, with...
What is Claude Sonnet 4.5?
Claude Sonnet 4.5 is Anthropic’s most advanced Sonnet model to date, optimized for real-world agents and coding workflows. It delivers state-of-the-art performance on coding benchmarks such as SWE-bench Verified, with...
Specifications
- Developer: Anthropic
- Context window: 1M tokens
- Max output: 64K tokens
- Input modalities: text, image, file
- Output modalities: text
- Input price: $3.00 per 1M tokens
- Output price: $15.00 per 1M tokens
- Knowledge cutoff: 2025-01-31
- Supported parameters: include_reasoning, max_tokens, reasoning, response_format, stop, structured_outputs, temperature, tool_choice, tools, top_k, top_p
Use Claude Sonnet 4.5 with PromptLayer
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