Claude Opus 4.5 (latest)
| Released | 2025-11-24 |
|---|---|
| Price per 1M | $5.00 in · $25.00 out |
| Overall score | 58.2 (early, few results) |
| Context window | 200,000 tokens |
| Provider | Anthropic |
| Weights | Proprietary |
Scores
| Dimension | Score | Rank | Benchmarks |
|---|---|---|---|
| Overall: Balanced | 58.2 | 3 | |
| Overall: Coding | 58.2 | 3 | |
| Overall: Reasoning | 58.2 | 3 | |
| Overall: Agentic work | 58.2 | 3 | |
| Reasoning | 58.2 | 3 | |
| Value vs price | +3.6 |
Configurations
| Configuration | Balanced | Benchmarks |
|---|---|---|
| Unspecified setting | – | |
| Non-reasoning | 50.9 ±5.7 | 2 |
| Thinking | 58.2 ±6.8 | 3 |
Evidence
Reasoning 58.2 ±4.3
| Benchmark | Result | Source | Date |
|---|---|---|---|
| ARC-AGI-1 (ARC Prize verified) | 80.0% | ARC Prize | 2026-11-11 |
| ARC-AGI-2 (ARC Prize verified) | 37.6% | ARC Prize | 2026-11-11 |
| Kagi Reasoning Benchmark | 80.2% | Kagi | 2026-11-11 |
Results not used in the score
| Benchmark | Result | Source | Why not used |
|---|---|---|---|
| ARC-AGI-1 (ARC Prize verified) | 40.0% | ARC Prize | A stronger configuration result was used |
| ARC-AGI-2 (ARC Prize verified) | 7.8% | ARC Prize | A stronger configuration result was used |
Names matched to this model
claude-opus-4-5-latest, opus-4-5