ModelsClaude Opus 4.1

Claude Opus 4.1

by Anthropic

Premium

Complex reasoning, large context, state-of-the-art performance

Pricing
Input
$15.00
per 1M tokens
Output
$75.00
per 1M tokens
Cached
N/A
per 1M tokens
Note: Released Aug 2025. Works continuously for hours on complex tasks
Context & Output
Context Window1M tokens
Max Output8K tokens
Latency
Medium
Capabilities
Multimodal
Streaming
Function Calling
Prompt Caching
Key Strengths
What makes this model stand out
Best coding (72.5% SWE-bench)
Long-running tasks
Agent workflows
Try Claude Opus 4.1Compare All Models
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