Article

Wizard of Oz Prototyping vs. Concierge Test

Kromatic Free Intermediate

Kromatic works with corporate and startup teams on lean experiments, and this piece is precise about the difference and the failure modes of each. It helps you avoid the common trap of building fake automation when a simple human-facing service would answer the same question faster. A solid second read once the basic distinction has clicked.

• Do not build fake automation if a manual service will do.
• The user's awareness is the whole difference between the two.
• Design the test around a single assumption you can falsify.