AnalysisAI ModelsJuly 18, 2026
GPT-5.6 Sol Ultra tested on 6M-token codebase with 129 subagents
In a test against Fable 5 Max, GPT-5.6 Sol Ultra reviewed a 6M-token trading system codebase using 129 subagents over 10 hours. The model handled production hardening, database ops, and optimization, but the heavy delegation led to excessive code churn.
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