2026-09-20T21:52:07.471Z
- pricing:
Not provided→ {"input":0,"output":0} - performance:
Not provided→ {"outputTokensPerSecond":0,"timeToFirstAnswerTokenSeconds":0,"timeToFirstTokenSeconds":0}
SOURCE-LINKED INTELLIGENCE
Claude 4 Sonnet (Reasoning): tau2
Benchmark data by Artificial Analysis. Current measurement; upstream does not provide a measurement timestamp or benchmark revision here.
Read original source ↗ Open in workspace
- recordType
- observation
- region
- Global
- value
- 0.646198830409357
- unit
- score
- dimensions
- {"metric":"tau2","model":"a7564055-f8ba-4c4b-9e2d-060f61263645","parallel_queries":1,"prompt_length":1000}
Evidence & attribution
Artificial Analysis
First collected: 2026-09-19T21:50:47.018Z. This is not the publication date.
Observed changes
AIIC observation times, not verified publisher revision times. Up to eight recent revisions.