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Anthropic: Claude Opus 4.1

Developed by anthropic

API Pricing (per 1M tokens)

Input$15.00
Output$75.00

Intelligence Benchmarks

MMLU ProN/A
GPQAN/A
Intelligence IndexN/A
LivebenchN/A

Technical Specifications

Context Window200K Tokens
Vision SupportYes
Tokens per SecondN/A
Time to First Token (s)N/A
Modalities
textimagefile->text

About Anthropic: Claude Opus 4.1

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 in multi-file code refactoring, debugging precision, and detail-oriented reasoning. The model supports extended thinking up to 64K tokens and is optimized for tasks involving research, data analysis, and tool-assisted reasoning.
Anthropic: Claude Opus 4.1 Pricing, API Limits & Benchmarks 2026