Claude Opus 4.6
Opus 4.6 is Anthropic’s strongest model for coding and long-running professional tasks.
Specifications
| Lab | Anthropic |
|---|---|
| Context window | 1M tokens |
| Input price | $5.00/1M |
| Output price | $25.00/1M |
| Release | Feb 2026 |
In Depth: Claude Opus 4.6
Summary
Claude Opus 4.6 is an AI model from Anthropic.
Released in Feb 2026. It currently appears in the Overall category on LMRank. It takes text, image, and file input and produces text output, with a context window of 1M tokens. Input pricing is $5.00 per 1M tokens and output is $25.00 per 1M tokens on OpenRouter.