Claude Opus 4.6
Anthropic first-party · 1,000,000 ctx · from $5 input / $25 output per 1M tokens
- Input price ranks #415 of 447 priced models (cheaper = better).
- Cheaper alternative with ≥ same context: Anthropic Claude Sonnet Latest at $3 input.
| Provider | Anthropic |
|---|---|
| Family | claude-opus |
| Context window | 1,000,000 |
| Max output | 128,000 |
| Input price | $5 |
| Output price | $25 |
| Cache read | $0.5 |
| Cache write | $6.25 |
| Reasoning | Yes |
| Tool calling | Yes |
| Vision | Yes |
| Open weights | No |
| Knowledge cutoff | 2025-05-31 |
| Released | 2026-02-05 |
| Last updated | 2026-03-13 |
Available from 2 curated sources
| Source | Input | Output |
|---|---|---|
| Anthropic first-party | $5 | $25 |
| OpenRouter | $5 | $25 |
Identity: Anthropic; data via models.dev + OpenRouter public APIs. Always confirm on the provider's official pricing page.