Claude Opus
Opus is a class in the Claude family of LLMs by Anthropic.
External links
Models
| Claude Opus 5.5 | 2026-09-22 | Active | 1M | $4 / $20 |
| Claude Opus 5 | 2026-07-24 | Active | 1M | $5 / $25 |
| Claude Opus 4.8 | 2026-05-28 | Active | 1M | $5 / $25 |
| Claude Opus 4.7 | 2026-04-16 | Active | 1M | $5 / $25 |
| Claude Opus 4.6 | 2026-02-05 | Active | 1M | $5 / $25 |
| Claude Opus 4.5 | 2025-11-24 | Active | 200K | $5 / $25 |
| Claude Opus 4.1 | 2025-08-05 | Retired | 200K | $15 / $75 |
| Claude Opus 4 | 2025-05-22 | Retired | 200K | $15 / $75 |
| Claude 3 Opus | 2024-03-04 | Retired | 200K | $15 / $75 |
9 of 9 models