Best reads for PMs & Designers
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Updated 6 Nov
Agent skills and tools come as plugins you install into your AI tool
AI in Product
- Vendors ship agent skills, tools and instructions as plugins, in one format meant to run in any tool.
- Vercel ships skill packs on skills.sh, and Figma lets its tools run from Codex, Claude or Cursor.
- Practitioners add that badly written skills hold agents back, that repeatable work belongs in a script, and that questions first align the agent.
- The pushback is that the format is neutral while the tool that runs it is not.
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last 30d
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First seen 29 Apr 2026
If you are a PM
BeforeNow
Nobody checks a skill before you install itReview each skill before it touches customer data
Integrations are engineering ticketsPlan your product as a skill people install
Upgrades are the vendor's problemDecide who checks a skill after each upgrade
BeforeNow
Tool instructions get no review
Who said it
Sidebar.ioiamnoman.com · 5 November 2026 · 2 posts
Designing a skillIf you think about it for a second, skills are the apps of the agentic era. You install one, ask your agent to use it on your behalf and get a job…GitHubgithub.blog · 3 November 2026
Pushback
1 of 9 disagreeThe format is neutral, the harness is not.
Liu holds that a shared package format gives labs a new place to raise switching costs rather than remove them, because what a person ends up tied to is the harness that installs the package. His evidence is an opening he points to rather than a case he counts, so it reads as a forecast about where the ecosystem goes next.
Jerry Liu, LlamaIndexx.com · 23 August 2026
i think there's a real opportunity for labs to bake in even higher switching costs between claude code/codex/grok bot etc. whenever a new model…