Claude Opus 4.5
Anthropic · USA
Pricing & capacity
- Input price
- $5.00 / 1M tokens
- Output price
- $25.00 / 1M tokens
- Context window
- 200K
Capabilities
- Vision
- Yes
- Reasoning
- Yes
- Tool calls
- Yes
- Cursor
- Yes
- OpenRouter
- Yes
Coding benchmarks
- LiveCodeBench
- 73.8%
- Aider Polyglot
- 89.4%
- SWE-bench Verified
- 80.9%
- BFCL (Tool use)
- 73.24%
- Code Arena Elo
- 1469
Notes
Aider #1, SWE-bench #2 (Vellum Nov 2025). Extended thinking. Released Nov 2025.