Claude Opus 4.6 vs Claude Opus 4.5
Claude Opus 4.6 is the cheaper option on input; Claude Opus 4.6 is cheaper on output. Figures below are per million tokens, from vendor pricing cited in our reporting.
| Claude Opus 4.6 | Claude Opus 4.5 | |
|---|---|---|
| Input per 1M tokens | $5 | $5 |
| Output per 1M tokens | $25 | $25 |
| Cached input per 1M | $0.50 | $0.50 |
| Context window | 1M tokens | 200K tokens |
| Parameters | — | — |
| Licence | ||
| Benchmark | — | — |
| Vendor | Anthropic | Anthropic |
| Released | — | — |
What the numbers say
- Input price gap: 0% ($5 vs $5).
- Blended three-to-one input/output rate: $40.00 for Claude Opus 4.6, $40.00 for Claude Opus 4.5.
- Context: 1M tokens against 200K tokens.
- Licence: Claude Opus 4.6 is ; Claude Opus 4.5 is .
Sources
Claude Opus 4.6 specs · Claude Opus 4.5 specs · Full price index