Claude Haiku 5.5 High
| Released | 2026-10-07 |
|---|---|
| Price per 1M | $0.10 in · $0.50 out |
| Overall score | 57.8 · rank 155 |
| Context window | 1,000,000 tokens |
| Provider | Anthropic |
| Weights | Proprietary |
| Configuration | High |
Scores
| Dimension | Score | Rank | Benchmarks |
|---|---|---|---|
| Overall: Balanced | 57.8 | 155 | 9 |
| Overall: Coding | 59.2 | 113 | 7 |
| Overall: Reasoning | 58.2 | 146 | 5 |
| Overall: Agentic work | 59.1 | 125 | 6 |
| Overall: Frontend | 57.7 | 122 | 3 |
| Coding | 60.2 | 83 | 2 |
| Reasoning | 57.3 | 169 | 4 |
| Math | 59.4 | 56 | 1 |
| Frontend | 56.5 | 76 | 1 |
| General | 51.6 | 145 | 1 |
| Value vs price | +12.1 | 29 |
Evidence
Coding 60.2 ±1.5
| Benchmark | Result | Source | Date |
|---|---|---|---|
| CursorBench | 42.3% | Epoch AI | 2026-11-11 |
| SciCode | 48.7% | Epoch AI | 2026-11-11 |
Reasoning 57.3 ±1.9
| Benchmark | Result | Source | Date |
|---|---|---|---|
| Extended NYT Connections | 65.7% | Lech Mazur | 2026-11-10 |
| ARC-AGI-2 | 30.7% | Epoch AI | 2026-11-11 |
| ARC-AGI-2 (ARC Prize verified) | 30.7% | ARC Prize | 2026-11-11 |
| CritPt | 18.6% | Epoch AI | 2026-11-11 |
| ARC-AGI-1 (ARC Prize verified) | 81.5% | ARC Prize | 2026-11-11 |
| ARC-AGI-1 | 81.5% | Epoch AI | 2026-11-11 |
Math 59.4 ±3.6
| Benchmark | Result | Source | Date |
|---|---|---|---|
| OTIS Mock AIME 2024-2025 | 97.2% | Epoch AI | 2026-10-07 |
Frontend 56.5 ±3.0
| Benchmark | Result | Source | Date |
|---|---|---|---|
| LMArena WebDev | 1,594 | LMArena | 2026-11-10 |
General 51.6 ±4.1
| Benchmark | Result | Source | Date |
|---|---|---|---|
| LMArena Text | 1,422 | LMArena | 2026-11-09 |
Names matched to this model
claude-haiku-5-5-high