Finally, make sure Claude has a way to verify its work. This has always been important — now 4.7 is 2-3x what you get out of Claude, so it's more important than ever.

Verification looks different depending on the task:

  • Backend work — have Claude run your server/service to test end-to-end
  • Frontend work — use the Claude Chromium extension to give Claude a way to control your browser
  • Desktop apps — use Computer Use

Boris's prompts these days look like Claude do blah blah /go, where /go is a skill that:

  1. Tests itself end-to-end using bash, browser, or computer use
  2. Runs /simplify
  3. Puts up a PR

For long-running work, verification matters even more — when you come back to a task, you know the code works.

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