Model family
claude-opus
Explore models in claude-opus.
11models
| Model | Organization | Release | Providers | Input / 1M | Weights | Reasoning |
|---|---|---|---|---|---|---|
| Claude Opus 5.5anthropic/claude-opus-5-5 | anthropic | 2026-09-22 | 29 | from $0.00 | Closed | Yes |
| Claude Opus 5anthropic/claude-opus-5 | anthropic | 2026-07-24 | 36 | from $0.00 | Closed | Yes |
| Claude Opus 4.8anthropic/claude-opus-4-8 | anthropic | 2026-05-28 | 45 | from $0.00 | Closed | Yes |
| Claude Opus 4.7anthropic/claude-opus-4-7 | anthropic | 2026-04-16 | 38 | from $0.00 | Closed | Yes |
| Claude Opus 4.6anthropic/claude-opus-4-6 | anthropic | 2026-02-05 | 32 | from $5.00 | Closed | Yes |
| Claude Opus 4.5 (latest)anthropic/claude-opus-4-5 | anthropic | 2025-11-24 | 21 | from $5.00 | Closed | Yes |
| Claude Opus 4.5anthropic/claude-opus-4-5-20251101 | anthropic | 2025-11-01 | 9 | from $5.00 | Closed | Yes |
| Claude Opus 4.1 (latest)anthropic/claude-opus-4-1 | anthropic | 2025-08-05 | 7 | from $15.00 | Closed | Yes |
| Claude Opus 4.1anthropic/claude-opus-4-1-20250805 | anthropic | 2025-08-05 | 7 | from $15.00 | Closed | Yes |
| Claude Opus 4 (latest)anthropic/claude-opus-4-0 | anthropic | 2025-05-22 | 0 | — | Closed | Yes |
| Claude Opus 4anthropic/claude-opus-4-20250514 | anthropic | 2025-05-22 | 5 | from $15.00 | Closed | Yes |
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