All modelsCalculate what your real prompts cost on Claude Opus 4.6
Claude Opus 4.6
Anthropic model, released 4 Feb 2026.
$5.00
per 1M input tokens
$25.00
per 1M output tokens
$0.5
per 1M cached-read tokens
Price history
Price stable since we started tracking (7 Jul 2026). History will chart here as soon as it moves.
Specifications
- Lab
- Anthropic
- Released
- 4 Feb 2026
- Context window
- 1M tokens
- Max output
- 128k tokens
- Input modalities
- text, image, file
- Output modalities
- text
- Knowledge cutoff
- —
- Open source
- No
Benchmarks
| Benchmark | Category | Score | As of |
|---|---|---|---|
| LMArena (Chatbot Arena) | coding | 1534.2 (1528.8–1539.7) | 12 Aug 2026 |
| LMArena (Chatbot Arena) | overall | 1497.1 (1493.7–1500.5) | 12 Aug 2026 |
LMArena (Chatbot Arena) data © their authors, CC-BY-4.0
Frequently asked questions
How much does Claude Opus 4.6 cost?
Claude Opus 4.6 costs $5.00 per 1M input tokens and $25.00 per 1M output tokens (list price, updated every 6 hours).
What is Claude Opus 4.6's context window?
Claude Opus 4.6 supports a 1M-token context window with up to 128k output tokens.