Claude Opus 4
claude-opus-4-20250514
by anthropic|Created May 25, 2025
Claude Opus 4.1 is Anthropic’s flagship model, offering improved performance in coding, reasoning, and agentic tasks. It achieves high scores on SWE-bench Verified and excels in multi-file code refactoring, debugging precision, and detail-oriented reasoning. The model supports extended thinking up to 64K tokens and is optimized for research, data analysis, and tool-assisted workflows.
Pricing
Pay-as-you-go rates for this model. More details can be found here.
Input Tokens (1M)
$10.00
Output Tokens (1M)
$50.00
Capabilities
Input Modalities
Text
Image
File
Output Modalities
Text
Usage Analytics
Token usage across the last 30 active days