Letters · Beta

Letters.

A serif-set, long-form publication. Three to six pieces a year, each signed. Topics: how diligence is changing, why memoranda matter, what a private-credit underwriter can and cannot know, and where judgement still has to live.

  1. 24 May 2026 · Alex Ouellet

    What we measure instead of a summariser score.

    On sealed datarooms, atomic truth ledgers, counterfactual guards, and how we run the engine before a partner ever sees an engagement.

  2. 15 May 2026 · Alex Ouellet

    On the memorandum.

    On why a signed memorandum, and not a chat transcript, is the artefact a partner can defend.

  3. 01 April 2026 · Alex Ouellet

    What an underwriter can know, and cannot.

    On the difference between a claim you can verify, a claim you can infer, and a claim a careful person refuses to make.

  4. 10 March 2026 · Alex Ouellet

    What we will not build.

    A signed ledger of the features Diligence OS refuses, and what the refusals are for.

  5. 20 February 2026 · Alex Ouellet

    The intelligence is the workflow.

    On why the model is the cheapest part of a diligence engine, and what has to be built instead.