Claude Opus 5
Anthropic's Opus-tier flagship: tops the Artificial Analysis Intelligence Index at roughly half of Claude Fable 5's price.
by Anthropic
Intelligence
AA Intelligence Index61
independent benchmark score from Artificial Analysis, not Timace's own judgment
Best for
- ✓ Agentic coding and software engineering
- ✓ Complex problem-solving and reasoning
- ✓ Business process automation
- ✓ Computer-use and browser agent tasks
Not ideal for
- – Cybersecurity vulnerability exploitation tasks
Specifications
- Developer
- Anthropic
- Context window (tokens)
- 1M tokens
- Input $/MTok
- $5 / MTok
- Output $/MTok
- $25 / MTok
- Modalities
- text, image, code
- API available
- Yes
- Open source
- No
- Released
- 2026