Horizon - Codex - Hard: leaderboard
Metric: Task Pass Rate (%). Source: www.orinlabs.ai. 1 models tracked.
Top models
| # | Model | Score |
|---|---|---|
| 1 | gpt-5-codex | 13.85 |
Interactive version: theaggregate.ai/benchmark?slug=horizon-codex-hard · How It Works · Data refreshed daily, snapshot 2026-10-09.