Usage › Claude Opus 4.5
Anthropic · LLM
An LLM from Anthropic, released Nov 24, 2025. It ranks #27 in performance and is outside the top 30 in usage over the last 7 days.
| Performance rank | #27 · 1474 pts · 37,448 votes |
| Usage rank | Outside top 30 |
| Output price | $25 per 1M tokens |
| Input price | $5 per 1M tokens |
| Context length | 200K tokens |
| Released | Nov 24, 2025 |
claude.ai — Open the official site, claude.ai (new tab)
Source: OpenRouter (usage Sep 27 – Oct 3 · prices), Arena (performance · quality) · CC BY 4.0. Prices are converted at fixed exchange rates.