Claude Opus 4.1
AnthropicLanguage modeling/generationQuestion answeringSystem controlCode generationSearchQuantitative reasoningMathematical reasoningVisual question answering
Claude Opus 4.1 is language modeling/generation model published by Anthropic in 2025.
About Claude Opus 4.1
Today we're releasing Claude Opus 4.1, an upgrade to Claude Opus 4 on agentic tasks, real-world coding, and reasoning. We plan to release substantially larger improvements to our models in the coming weeks.
Opus 4.1 is now available to paid Claude u
LLM pricing & performance
Full LLM page →Claude Opus 4.1 is available via API — live cost, context, and benchmark data:
Input / 1M
$15.00
Output / 1M
$75.00
Context
200K
Tokens/sec
—
Details
- Provider
- Anthropic
- Task
- Language modeling/generation,Question answering,System control,Code generation,Search,Quantitative reasoning,Mathematical reasoning,Visual question answering
- Released
- 2025-08-05
- Open weights
- No