Anthropic: Claude Opus 4.1

Anthropic: Claude Opus 4.1 is a text model from Anthropic, with a 200K-token context window, priced at $15.00 in · $75.00 out / 1M. On Fully Informed you can add Anthropic: Claude Opus 4.1 to a multi-model panel, where it answers independently, debates the other models and gets cross-checked for blind spots.

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What is 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...

What is the context window of Anthropic: Claude Opus 4.1?

Anthropic: Claude Opus 4.1 supports a 200K-token context window.

How much does Anthropic: Claude Opus 4.1 cost?

Anthropic: Claude Opus 4.1 is priced at $15.00 in · $75.00 out / 1M via OpenRouter.

What are alternatives to Anthropic: Claude Opus 4.1?

Comparable text models include Anthropic: Claude 3 Haiku, Anthropic: Claude Fable 5, Anthropic: Claude Fable Latest, Anthropic Claude Haiku Latest.