Mitchell Hashimoto
Creator of Vagrant and Terraform, co-founder of HashiCorp, creator of Ghostty.
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5 Feb 2026
Chatbot interfaces are the wrong tool for meaningful coding work, because you are mostly hoping the model recalls the right answer and correcting it requires a human in the loop.Immediately cease trying to perform meaningful work via a chatbot (e.g. ChatGPT, Gemini on the web, etc.). Chatbots have real value and are a daily part of my AI workflow, but their utility in coding is highly limited because you're mostly hoping they come up with the right results based on their prior training, and correcting them involves a human (you) to tell them they're wrong repeatedly.
- 4 months earlier
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11 Oct 2025
Effective use of AI coding tools requires domain expertise: the tool should be used as an assistant, not as a replacement for the engineer.This is intentional and I believe good AI drivers are experts in their domains and utilize AI as an assistant, not a replacement.