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Engineering notes.

Notes on verifiability, measurement, and the serving stack.

  • 2 September 2026 · Agentic systems in regulated environments

    Deterministic AI for regulated systems

    How critical teams should reason about replay, traceability, and the decision gap between model quality and deterministic behavior.

  • 1 September 2026 · Agentic Determinism Index (ADI)

    Yes, LLMs can be deterministic. But most hosted stacks are not.

    The folk explanation for LLM variance blames the model. The folk explanation is wrong. An open harness measures what hosted stacks actually do. Bootstrap scores ship now; a first analysis follows after a month of runs and community contributions.