Agents
(I'm firmly on team red/green TDD for agent code, I like having a test suite that protects against them breaking old features when they make…
(I'm firmly on team red/green TDD for agent code, I like having a test suite that protects against them breaking old features when they make new changes - https://simonwillison.net/guides/agentic-engi
(I'm firmly on team red/green TDD for agent code, I like having a test suite that protects against them breaking old features when they make new changes - https://simonwillison.net/guides/agentic-engineering-patterns/red-green-tdd/)
Source: Simon Willison (X) | 2026-05-25