Anthropic: Claude Opus 4.1

Anthropic

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.

ANALYSIS STATUS

No analysis yet

This model exists in our database, but we only publish political alignment results once its full analysis run is completed.

A full run currently requires 114 completed bill analyses.