---
title: "Give agents unfinished functions and TODO comments"
description: "AI coding tip"
canonical: "https://ian.is/scaffold-agent-tasks"
language: "en"
---

[Ian Nuttall](https://ian.is/)

# Give agents unfinished functions and TODO comments

October 11, 2025

ai coding pro tip:

scaffold out your file with incomplete functions and TODO comments

agents are very good at filling in the blanks!

this post and the amp threads are well worth reading to learn how to code real-world apps with ai

[![](https://ian.is/media/tweets/1977016133409820684/12819682/cc25e5ae4a5e266926e8644f3f09f0283426728bc057da8572808fafc2cab1ac.jpg)**Mitchell Hashimoto**@mitchellh](https://x.com/mitchellh)

> I've shared the full transcript of every agentic coding session from implementing the unobtrusive Ghostty updates and provided commentary alongside about my thinking and process. Total cost: $15.98 over 16 sessions. "Vibing a Non-Trivial Ghostty Feature" https://mitchellh.com/writing/non-trivial-vibing

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