Mercor Shares GPT-6 Astra APEX-Accounting Scores

Mercor, an AI startup, posted that GPT-6 Astra achieved the top Pass@1 rate of 13.1 percent on the APEX-Accounting benchmark. The company stated Astra also reached a 60.0 percent mean score and outperformed GPT-5.6 Sol by 56 percent and Fable 5.1 by 12 percent in tasks passed. The post included a bar chart titled OpenAI GPT-6 As and explained that Pass@1 measures tasks scored fully correct at least once in four attempts. The tweet came from Mercor's official account.