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What changed in ChatGPT's plugin ecosystem, what it means, and which plugins are worth installing.

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securityGoverning AI agents: the Blueprint Alliance whitepaper, summarizedA summary of the Blueprint Alliance whitepaper on securing enterprise AI agents: six principles, four pillars, the MCP controls it calls for and where to start.10 min read
mcpHow to set up the Exa MCP server: a hands-on guideConnect Exa's hosted MCP server to Claude Code, Cursor, VS Code, Codex or ChatGPT, pick an auth mode, enable advanced tools, and debug it with curl.12 min readroundupThe best ChatGPT plugins for everyday work and life (October 2026)12 ChatGPT plugins and apps for email, calendars, documents, PDFs, design, travel, dining, groceries, music, home search and learning, and what each one does.5 min readsecurityChatGPT plugin and MCP server security checklistCheck these before installing a ChatGPT plugin or MCP server: publisher, OAuth scopes, write actions, prompt injection, data retention and admin controls.7 min readroundupThe best ChatGPT plugins for developers (October 2026)12 ChatGPT and Codex plugins and MCP servers worth installing as a developer: GitHub, Linear, Sentry, Vercel, Supabase, Stripe, Figma, Context7 and more.6 min readnewsDevDay 2026: what it means for plugin buildersPlugin Extensions, MCP Events, Sign in with ChatGPT, dots and new admin controls: the DevDay 2026 announcements that matter if you build or use plugins.6 min readexplainerPlugins vs apps vs MCP servers vs skills: what's the difference?How ChatGPT plugins, apps, MCP servers and skills relate, with a comparison table and a quick guide to which one you need as a user or a builder.6 min readpluginsWhat happened to ChatGPT plugins?ChatGPT plugins shut down in 2024, gave way to GPTs, connectors and apps, and came back in 2026 as something new. The full 2023-2026 timeline.6 min readpluginsThe ChatGPT App Directory is now the Plugin DirectoryOn July 9, 2026 OpenAI replaced the ChatGPT App Directory with the Plugin Directory. What changed, what stayed the same, and what users and builders should do.5 min read