OpenAI joins Amazon, Microsoft and Cursor on portable agent plugin standard
The working draft packages Agent Skills and MCP servers so one plugin can run across competing AI clients, with Vercel also helping govern the specification.
By Ryan Merket · Published
Why it matters
Agent vendors are standardizing the package around AI workflows while keeping marketplaces and permissions under their own control. Developers gain portability without giving any single platform ownership of the format.
OpenAI has joined Amazon, Microsoft, Cursor and Vercel in governing Agent Plugins, a vendor-neutral specification meant to let developers package reusable skills and Model Context Protocol servers once and load them across competing AI agent clients.…
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