Claude Opus 4.1 is an updated version of Anthropic’s flagship model, offering improved performance in coding, reasoning, and agentic tasks. It achieves 74.5% on SWE-bench Verified and shows notable gains...
Specifications
- Provider
- Anthropic
- Type
- Vendor / proprietary
- Modality
- text+image+file->text
- Context window
- 200K
- Knowledge cutoff
- 2025-01-31
- Released
- August 5, 2025
Capabilities
Input: imageInput: textInput: fileOutput: text
Strengths
include_reasoningmax_completion_tokensmax_tokensreasoningresponse_formatstopstructured_outputstemperaturetool_choicetoolstop_ktop_p
