AI coding notes, field guides, and experiments

Guides and Blog

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Sandboxes for AI Agents

Update 10/12/2026 Found a couple really cheap sandbox providers If you need remote sandboxes for tasks or continuously running agents. They look interesting although I have not tried these yet: https://www.

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Agent Harness Field Guide

A deep dive into how Pochi, Neovate Code, Mux, Crush, Kimi Code CLI, Qwen Code, OpenHands, Claude Code, DeerFlow, Hermes Agent, Pi Mono, OpenCode, Codex CLI, Wintermolt, Zaica, Goose, Dirac, Open Claude Code, Reasonix, CodeWhale, and CheetahClaws are built: tool systems, model plumbing, prompt cachi

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How Agent Harnesses Edit Files

A field guide to how agent harnesses — Cline, Codex, OpenCode, ADK-Rust, Reasonix, CodeWhale, CheetahClaws, Oh My Pi, Crush, DeerFlow, Dirac, Goose, OpenHands, Pi, Pochi, Qwen Code, Wintermolt, Zaica, and more — actually edit files in your codebase.

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