Numerical Optimization
Loss f(θ) Parameter space θ θ current ∇ Gradient "Move θ in this direction"
Text Optimization
Prompt / Code x 7.2 4.1 8.5 Score: 6.6 Evaluator f(x) ASI Stack traces Profiler output Rendered images Constraint violations Compiler errors "Here's why it failed and how to fix it"
∇ Gradient ASI (Actionable Side Information) both provide direction for improvement