Claude Opus 4.6 vs Claude Opus 4.8 Thinking
Both have similar output pricing. Choose Claude Opus 4.6 or Claude Opus 4.8 Thinking based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | Claude Opus 4.6 | Claude Opus 4.8 Thinking |
|---|---|---|
| Provider | Anthropic | NanoGPT |
| Input / 1M tokens | $5.00 | $5.00 |
| Output / 1M tokens | $25.00 | $25.00 |
| Context window | 1M | 1M |
| Parameters | — | — |
| Open weights | — | No |
| Released | — | May 2026 |
| SWE-bench Verified score | 75.6 | — |
| GPQA Diamond score | 90.5 | — |
| Epoch Capabilities Index score | 156 | — |
| LMArena (Chatbot Arena) Elo score | 1502 | — |
| FrontierMath score | 40.7 | — |
| LMArena WebDev Elo score | 1546 | — |
| LMArena Vision Elo score | 1316 | — |
| SWE-bench Multilingual score | 72.0 | — |
| LiveBench score | — | 79.5 |
FAQ
Is Claude Opus 4.6 or Claude Opus 4.8 Thinking cheaper?
Claude Opus 4.6 and Claude Opus 4.8 Thinking have comparable output pricing.
Which has the larger context window, Claude Opus 4.6 or Claude Opus 4.8 Thinking?
Both models offer a similar context window.
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.