Updated 6 h ago · first seen 11 Sept 2026
- Metric
- resolved · % ↑
- Current results
- 21
- Models
- 14
- Current leader
- Claude Opus 4.5 52.6%
Score history · Claude Opus 4.5 1 row
Not enough history to chart — a single observation (52.62% on 19 Dec 2025). Rows under different configurations count separately; the list below shows each one.
- 52.62%date=2025-12-19 · board=Test · system=Sonar Foundation Agent · model_tag=claude-opus-4-519 Dec 2025
Frontier over time · resolved · board=Test · system=Sonar Foundation Agent
1 leader change recorded, all dated 19 Dec 2025 — the frontier line needs at least two distinct dates. The corpus is young: every result was first observed on the same day, so leader changes will separate in time as sources are re-crawled.
- 52.6%Claude Opus 4.5 Anthropic Community19 Dec 2025
Includes closed rows (history). A point is emitted whenever a result beats every earlier result of the same group, ordered by evaluated_at when the source publishes it, else observed_at.
Leaderboard 1 models
Select models with +, then Compare.
1 results
One row per canonical model — its best current row inside this comparability group (effort variants are folded into the model). Bars are relative to the page's best score. “vs leader” reads comparability: partially comparable = same task, conditions differ (reasoning effort, temperature, judge). Rules →