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Strategy||7 min read

Agentic XP: Moving Rigour Left in the Age of AI

Why the pull request is no longer a reliable control for AI-generated code, and how Agentic XP moves rigour upstream into contracts and metrics.

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Figure 0: Where Rigour Lives: Traditional vs. Agentic XP
Where Rigour Lives: Traditional vs. Agentic XPA comparative diagram showing the shift of rigour. Left: Traditional AI workflow with late-stage human inspection at the pull request. Right: Agentic XP workflow with rigour moved upstream to contracts and metrics, featuring an automated AI optimisation loop.TRADITIONAL AI WORKFLOW(Inspection as Gate)1. Human Intent2. AI Generates Code + Tests3. Human PR Review(Inspection Bottleneck)4. Merge to ProductionLate Validation: Opaque IntegrityAGENTIC XP WORKFLOW(Rigour moved UPSTREAM)1. Define Contract + Metric(The Definition Loop)2. AI Optimisation Loop(Compile-style Refinement)3. Strategic PR Review4. Verified Baseline OutputEarly Validation: Intent FidelityRIGOUR SHIFTUPSTREAM
Where Rigour Lives: Traditional vs. Agentic XP