ChatGPT skills, plugins, subagents, slash commands and mcp servers

runtime-cache official Vercel Labs skill This skill explains Vercel Runtime Cache for regional key-value caching and tag-based invalidation. Use it when framework-level caching is not enough. CX Codex 6installs routing-middleware official Vercel Labs skill Guides your agent on Vercel Routing Middleware to intercept requests before cache, handle rewrites, redirects, and configure Edge, Node.js, or Bun. CX Codex 6installs investigation-mode official Vercel Labs skill Coordinates debugging for stuck or broken processes by checking logs, workflow status, the browser, and deployment state. Useful when a failure has no clear cause. CX Codex 6installs geist official Vercel Labs skill This skill guides you through adding Geist Sans, Geist Mono, and Geist Pixel to a Next.js project. Use it when setting up typography or deciding where each family belongs. CX Codex 6installs email official Vercel Labs skill Configures email sending via Resend and React Email templates for Vercel apps. It covers API routes and domain verification. CX Codex 6installs cron-jobs official Vercel Labs skill Configures and debugs scheduled Vercel Cron Jobs in vercel.json. Helpful when setting up serverless endpoints that run on a timer. CX Codex 6installs ai-gateway official Vercel Labs skill Guides model routing, failover lists, and caching with Vercel AI Gateway. Useful when managing multiple providers through AI SDK 6. CX Codex 6installs url-to-code official OpenAI skill Turns a live website into a working frontend app: captures elements, styles, interactions and assets via browser. CX Codex 6installs get-context official OpenAI skill A design-brief gate for Codex. It clarifies product targets and expected outcomes before creating UI files or running prototypes. CX Codex 6installs figma-swiftui official Figma skill Translates Figma designs into SwiftUI and sends SwiftUI back to Figma. Use it for iOS, iPhone, and iPad interface work. CX Codex 6installs figma-implement-motion official Figma skill Translates Figma animations and transitions into production code using motion.dev or CSS keyframes. Useful when implementing motion for UI components from a design. CX Codex 6installs design-kpis official Data Analytics Maintainers skill This skill helps define KPIs, drivers, guardrails, and measurement plans for product or business decisions. Use it when a team needs to choose what success means and how to track it. CX Codex 6installs vercel-api official Vercel Labs skill Connects Codex to Vercel via OAuth and REST API. It helps inspect deployments, fetch build logs, and manage project environment variables directly. CX Codex 5installs v0-dev official Vercel Labs skill Generates React components with v0, integrates them into Next.js projects via CLI, and automates deployments using the v0 SDK. CX Codex 5installs turbopack official Vercel Labs skill Guides the setup of Turbopack in Next.js 16, helps migrate from Webpack loaders, and resolves production build failures. CX Codex 5installs payments official Vercel Labs skill Guidance for adding Stripe checkout, subscriptions, and webhook handling to Vercel apps. Use it when building payment flows. CX Codex 5installs geistdocs official Vercel Labs skill Guides the assistant through setting up Geistdocs sites built with Next.js 16 and Fumadocs. Useful when authoring MDX, configuring i18n, or enabling AI chat. CX Codex 5installs ai-generation-persistence official Vercel Labs skill Shows how to store LLM outputs with IDs, metadata, and addressable URLs. Useful when an app needs generation or chat history that survives a page refresh. CX Codex 5installs index official OpenAI skill This skill routes product design requests to the right workflow. Use it when you want to explore an idea, review a user flow, or build a prototype from a visual reference. CX Codex 5installs ideate official OpenAI skill This skill turns a Product Design brief into three visual directions. Use it to explore interface variants, remixes, and new product concepts. CX Codex 5installs openai-ads-conversions-setup official OpenAI skill Guides Codex in setting up OpenAI Ads Measurement Pixel and server-side Conversions API. Useful for tracking checkouts, leads, and purchases without leaking secrets. CX Codex 5installs figma-use-motion official Figma skill Adds use_figma context for Figma node animation, covering keyframes, easing, animation styles, and timeline duration. CX Codex 5installs figma-use-figjam official Figma skill This skill gives Codex FigJam-specific context for Figma’s MCP tools. Use it when an agent must inspect or edit a FigJam board. CX Codex 5installs figma-generate-diagram official Figma skill Prepares Mermaid.js syntax for the generate_diagram tool and renders editable FigJam boards. Needed before building flowcharts, ERDs, or sequence diagrams. CX Codex 5installs product-business-analysis official Data Analytics Maintainers skill Analyzes product and business data to support strategic decisions. It structures quantitative checks, segments audiences, and evaluates tradeoffs. CX Codex 5installs index official Data Analytics Maintainers skill Sorts a broad data request and sends it to the right Data Analytics workflow. Useful when you don't know which skill to pick. CX Codex 5installs web-perf official Cloudflare skill Audits web page performance using Chrome DevTools MCP. Measures Core Web Vitals and inspects render-blocking assets. CX Codex 5installs vercel-services official Vercel Labs skill Configures monorepos and multi-service deployments in a single Vercel project. Useful when pairing Python or Go backends with a frontend. CX Codex 4installs vercel-flags official Vercel Labs skill Provides guidance for Vercel Flags and the flags v4 SDK. Useful for implementing staged rollouts, A/B experiments, and the Flags Explorer in Next.js or SvelteKit. CX Codex 4installs vercel-agent official Vercel Labs skill This skill explains Vercel Agent's PR reviews, incident investigations, and SDK setup. Use it when configuring or evaluating Vercel's development tools. CX Codex 4installs next-cache-components official Vercel Labs skill Guides AI agents through Next.js 16 Cache Components, the use cache directive, and Partial Prerendering setup. CX Codex 4installs json-render official Vercel Labs skill Guides rendering of AI SDK v6 UIMessage parts, tool call results, and streaming states in custom React chat interfaces. CX Codex 4installs bootstrap official Vercel Labs skill Orchestrates setup for repositories linked to Vercel, provisioning Neon databases, setting secrets, and verifying environment keys before running dev commands. CX Codex 4installs sentry official OpenAI skill This skill queries Sentry in read-only mode to inspect issues, events, and basic health data. Use it when checking recent production errors. CX Codex 4installs user-context official OpenAI skill Manages local user context, preferences, and onboarding state for the Public Equity Investing plugin. Runs strictly on explicit user request. CX Codex 4installs user-context official OpenAI skill Stores product and design references for future Product Design work. Use it when an agent needs the same files, links, and preferences across tasks. CX Codex 4installs validate-data official Data Analytics Maintainers skill Audits analytical reports, SQL queries, metrics, and charts before sharing them with stakeholders or basing decisions on them. CX Codex 4installs build-report official Data Analytics Maintainers skill Builds analytical reports with findings, tables, and visuals for executives, product teams, or technical audiences. CX Codex 4installs define-security-policy official OpenAI skill Helps author, review, and update SECURITY.md files so Codex Security knows project boundaries, invariants, and out-of-scope targets. CX Codex 4installs sandbox-sdk official Cloudflare skill A Codex skill for building with Cloudflare Sandbox SDK, from command and code execution to sandbox files and preview URLs. Use it when a Worker needs to run untrusted or AI-generated code. CX Codex 4installs