Claude Opus 5.5
Anthropic · Flagship
Anthropic's flagship for long documents, complex code and multi-step work.
- Cost
- ≈ 2 credits per typical message
- Input
- text, images, PDF
- Output
- text
- Context
- 1,000,000 tokens
- Tools
- Yes
- Files
- Yes
- Available in
- Pro, Pro x10
Data checked October 14, 2026