TIL: Auto-Reload Files in Vim When Working With AI Agents
TL;DR A 3-line vimscript snippet that polls checktime every second keeps vim
buffers in sync when AI agents modify files on disk.
Developer Tools#
Markdown Viewers on macOS: Terminal and Browser Options
TL;DR: Render markdown from terminal using glow (for terminal viewing),
mdcat (for rich formatting), grip (for GitHub-accurate previews with
images), or pandoc (for document conversion and flexibility).
Rendering Markdown Files From Your Terminal with open_md.py
TL;DR: open_md.py is a flexible CLI tool that renders markdown files to HTML
using pandoc or grip, and can open them directly on GitHub or in your
browser, with support for embedded diagrams and both local and dockerized execution
hllm: A Unified Helper for LLM API Calls
TLDR A Python helper that wraps OpenAI and OpenRouter APIs with built-in caching, cost tracking, structured outputs, and batch processing for DataFrame workflows.
How to Use OpenRouter with Simonw's LLM CLI
TLDR: A practical guide on using OpenRouter through Simon Willison's LLM CLI to access dozens of LLM models from a single terminal, including free tier options.
How to Count LLM Usage Costs
TL;DR Track your LLM API spending with open-source tools like ccusage and
OpenUsage to gain visibility into daily costs, model-level breakdowns, and usage
patterns.
LLM CLI in 30 mins
- TL;DR:
llm_cliis a lightweight CLI tool that applies LLM transformations to text and code files. Use it to refactor code, improve docs, apply linting rules, or run custom prompts on file chunks — all from shell without leaving editor
llm CLI in 30 minutes
TL;DR: Simon Willison's llm CLI turns any large language model into a
composable Unix tool you can pipe, script, and template from the terminal.
mdm, a Unified Markdown Manager for Agent Skills
TL;DR: mdm unifies management of research ideas, blog posts, and Claude Code
skills across multiple repositories into one powerful command-line tool.