Agent Skills (3 blogmarks)
← BlogmarksPortal by Spotify cut my Claude Code token usage by 90%
https://engineering.atspotify.com/2026/9/portal-by-spotify-cut-my-claude-code-token-usage-by-90A Claude Code plugin and a couple skills that route certain kinds of work like bulk file reads and boilerplate file creation through Portal which offloads the work to cheaper models like Gemini flash.
Let AI Interview You
Addy Osmani shares the idea to “let AI interview you”:
I’m about to start a project. Interview me until you have 95% confidence about what I actually want - not what I think I should want.
This is similar to Matt Pocock’s “Grill Me” Claude Code skill:
Interview the user relentlessly about a plan or design until reaching shared understanding, resolving each branch of the decision tree. Use when user wants to stress-test a plan, get grilled on their design, or mentions "grill me".
Ruby on Rails Edition of the Superpowers skills repo
https://github.com/lucianghinda/superpowers-rubyA Ruby on Rails–focused fork of obra/superpowers — a complete software development workflow for coding agents built on composable "skills".
I learned about this from Lucian Ghinda’s Linkedin post.