Claude Haiku 4.5 (20251001) (Unknown): benchmark results
Provider: Anthropic. Released 2025-10-01. Access: API.
Unified ELO 1600 ± 1, rank #268 of 1392 rated models, from 8 benchmark results.
Strongest benchmark results
| Benchmark | Score | Metric | Percentile |
|---|---|---|---|
| Conceptual Reasoning Index - Argument Evaluation (LMCA) | 30.94 | Chance-Corrected Score (0-100) | 56.1 |
| Epoch AI - Dtbench | 73.6 | Score | 48.1 |
| Terminal-Bench 2.0 | 35.5 | Accuracy (%) | 33.9 |
| Epoch AI - Apex Agents | 8.9 | Score | 17.7 |
| WebDev Arena | 1327.41 | Arena Score | 16.2 |
| Vending-Bench 2 | 458.89 | Money Balance ($) | 14.7 |
| Epoch AI - Critpt | 0 | Score | 12.1 |
| Blueprint-Bench 2 | 0 | Connectivity Similarity Score | 11.8 |
Interactive version: theaggregate.ai/model?slug=claude-haiku-4-5-20251001-unknown · How It Works · Data refreshed daily, snapshot 2026-09-05.