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Field Guide 006 · 6 minute read

A Field Guide to Useful AI

A practical test for distinguishing leverage from a very elaborate demo.

The fastest way to become confused about artificial intelligence is to evaluate it as a performance.

A polished demonstration can be genuinely impressive and still tell you very little about whether the system belongs inside a real workflow. Useful AI survives contact with the work.

Start with the handoff

Before choosing a model or designing an interface, identify the handoff that currently loses time, context, or attention. Someone reads a submission and retypes the relevant facts. Someone turns a meeting into a project plan. Someone searches five systems before answering a routine question.

The best early opportunities are bounded, repeated, and easy for a human to inspect.

Measure correction, not generation

Generation speed is visible, which makes it tempting to treat output volume as success. A better measure is the amount of correction required before the output becomes useful.

Ask:

  1. Does the result preserve the important context?
  2. Can a reviewer see where the claims came from?
  3. Is correcting the result faster than doing the work directly?
  4. What happens when the input is incomplete or strange?

If the system cannot answer those questions, the demo is ahead of the product.

Keep judgment in view

Good AI products do not hide the human decision. They make it easier to exercise.

That can mean showing evidence next to a recommendation, separating observed facts from inference, or creating a clear place for the operator to record why they disagreed. The point is not to keep a ceremonial human in the loop. The point is to place responsibility where it can actually be exercised.

The useful system is rarely the one that looks most autonomous. It is the one that makes the surrounding work more coherent.