# Trilly > Trilly is a marketplace and community for AI skills. A skill is an add-on that teaches an AI assistant (Claude, ChatGPT, Gemini, Cursor and others) to do one job the way an expert would. Every skill on Trilly shows who made it. Any numbers it shows (how many people use it, how many keep using it after a month, how often it does the job) come only from real use, never from the maker, and below a minimum it says there isn't enough data yet. Last updated: 2026-10-31 How to cite: link the most specific page (the skill, the guide for adding skills to an app, the learn article), not the home page. Key facts for citing Trilly: - Performance numbers (active users, kept after 30 days, success rate) come only from usage events reported by the skills people added, never from creators. Method: https://trilly.io/trust/how-stats-work - Reviews can only be written by people who added and used the skill, and show how long they used it. - Every skill version is safety-checked before listing and again on every update. Removed skills are listed publicly: https://trilly.io/trust/removed - Nobody can pay to be ranked, picked or put on a list. How browse, search, the ranked lists and picks order skills: https://trilly.io/trust/how-we-rank - Skills in money, betting, health and legal areas get our full review and carry plain disclaimers. - Skills use the open Agent Skills format: a folder with a SKILL.md file. The guides for adding skills to each AI app are dated with when Trilly last checked them against the app maker's own documentation. - Free skills cost nothing. Paid skills show their price before you add them, with a refund within 48 hours of paying, if you've used it fewer than 2 times (once every 90 days). Sold worldwide. - Adding a skill: link your AI to Trilly once (Claude and some other apps; each app's guide says whether yours can) and add skills by asking, or download a copy and follow the guide for your app. Apps with a guide: Claude, ChatGPT, Gemini, Microsoft 365 Copilot, Microsoft Copilot, Perplexity, Mistral Vibe, Grok, Claude Code, Codex, Cursor, GitHub Copilot, Antigravity and Grok Build. Linked skills always load the checked version. - Every skill says who made it: a maker, a company for its own product, or Trilly. Trilly's own skills are Trilly Originals: made with AI from a plan and labelled. They pass the same automatic checks as every skill. Any in a sensitive area, with anything our checks flag as medium or worse, or with a check that couldn't run, is checked against our full review list before it goes live. Trilly approves every one about money, betting, health or the law. - Skills work worldwide by default and answer in the person's language, with their country's money and units. Some skills are country editions made for one country's rules, and say so. - Companies: every company Trilly can find has a free page from public facts, marked "Not yet claimed" until the company claims it. A claimed company can publish official skills and approve skills other people made. - Teams: a company workspace with a list of the skills the team can use, requests and private company skills. Nothing is charged before Teams billing opens, and its 14 free days start then. Once billing opens, Trilly Teams is per active person: A$19 for each of the first 99 people, A$16 for people 100 to 499, A$13 for 500 to 1,999 and A$10 from 2,000 on a month, counting only people who used a workspace skill in the last 30 days, and a year is 10 months; Enterprise is the same price per active person, with a minimum of A$30,000 a year; universities and TAFEs pay half for staff, and students are free. Company sign-in (SSO) and SCIM are on the Enterprise plan, which Trilly sets up with each company. Teams billing and seats open soon. - Once a skill has enough use, its page says how many uses or copies "did the job" and "still use it" come from, with a likely range (a 95% interval); the connector's find_skills and get_skill give the same sentences as performance.howSure. Quote those, not a bare percentage. - Where Trilly tested a skill's exact files itself, it can carry "Beats a well-prompted AI": every critical check right in every run, against an AI given a capable person's prompt with the same facts. A maker can't add it. Method: https://trilly.io/trust/how-we-test - Everything Trilly does today, one line each, and what isn't open yet: https://trilly.io/what-trilly-does ## Start here - [What is an AI skill?](https://trilly.io/learn/what-is-an-ai-skill): what a skill is and how it works - [How it works](https://trilly.io/how-it-works): link your AI once and add skills by asking, or download a copy for your AI app - [Link your AI](https://trilly.io/link): which AI apps and plans can link to Trilly (Claude, ChatGPT, Gemini, Copilot, others), and the steps for each - [What Trilly does](https://trilly.io/what-trilly-does): every feature in one plain line, for people, makers, companies and teams, and what keeps you safe - [Explore all skills](https://trilly.io/explore) - [How Trilly checks skills](https://trilly.io/trust) - [Press](https://trilly.io/press): Trilly in numbers from its own records, the logo and the facts ## Guides for adding skills, by AI app - [Claude skills: setup guide and skills that work](https://trilly.io/works-with/claude): Upload a skill once and Claude uses it on the web, desktop and phone whenever the job comes up. Last checked 2026-10-11. - [ChatGPT skills: setup guide and workarounds](https://trilly.io/works-with/chatgpt): Workspace plans upload skills. Personal plans use the desktop app or a Project. Custom GPTs retire on 11 December 2026. Last checked 2026-10-11. - [Gemini skills: setup guide and the Gem fallback](https://trilly.io/works-with/gemini): Upload a skill under Customize, Skills on a personal Google account. Work and school accounts get skills from 13 October 2026. Last checked 2026-10-11. - [Microsoft 365 Copilot skills: add one to an agent](https://trilly.io/works-with/microsoft-365): In Microsoft's Frontier preview, add up to 8 skills to a Copilot agent by uploading the whole .zip. Last checked 2026-10-11. - [Microsoft Copilot: use a skill by pasting it into a chat](https://trilly.io/works-with/microsoft-copilot): Paste a skill's text at the start of a Copilot chat, with a personal account. Last checked 2026-10-28. - [Perplexity skills: add one to Perplexity Computer](https://trilly.io/works-with/perplexity): Upload a skill to Perplexity Computer as a .zip or a single .md file, up to 10 MB. Last checked 2026-10-11. - [Mistral Vibe skills: how to add one by pasting](https://trilly.io/works-with/mistral-vibe): Vibe takes skills by paste: copy SKILL.md into a new skill and attach the other files. Last checked 2026-10-11. - [Grok skills: link Grok to Trilly to use them](https://trilly.io/works-with/grok): Link Grok to Trilly as a custom connector, then ask Grok for a skill. Last checked 2026-10-24. - [Claude Code skills: where to put the folder](https://trilly.io/works-with/claude-code): Put the skill folder in your skills folder, or add it as a plugin. Claude Code finds it on its own. Last checked 2026-10-11. - [Codex skills: where to put the folder](https://trilly.io/works-with/codex): Put the skill folder in ~/.agents/skills and Codex finds it, in the terminal, your editor or the ChatGPT desktop app. Last checked 2026-10-11. - [Cursor skills: where to put the folder](https://trilly.io/works-with/cursor): Drop the skill folder into ~/.cursor/skills and Cursor's Agent finds it, Cloud Agents included. Last checked 2026-10-11. - [GitHub Copilot skills: where to put the folder](https://trilly.io/works-with/copilot): Put the skill folder in ~/.copilot/skills and Copilot finds it in VS Code and the command line. Last checked 2026-10-11. - [Antigravity skills: where to put the folder](https://trilly.io/works-with/antigravity): Google's coding app and CLI read skills from .agents/skills. Antigravity CLI replaced Gemini CLI for most people. Last checked 2026-10-11. - [Grok Build skills: add one to xAI's coding tool](https://trilly.io/works-with/grok-build): Unzip a skill into ~/.grok/skills, or link Grok Build to Trilly from the terminal. Last checked 2026-10-23. - [Skills in other AI apps: Goose, OpenCode and more](https://trilly.io/works-with/other): Goose, OpenCode, Cline, Devin Desktop and dozens more read the same skill folder, ~/.agents/skills. Last checked 2026-10-11. ## Guides - [What is an AI skill?](https://trilly.io/learn/what-is-an-ai-skill): An AI skill is a workflow an expert packed up for your AI: a small folder of instructions your AI reads when the job comes up. - [AI skills vs prompts vs custom GPTs](https://trilly.io/learn/ai-skills-vs-prompts-vs-custom-gpts): Prompts, custom GPTs, Gems and AI skills all shape what your AI does. Custom GPTs retire in December 2026 and Gems are turning into skills. What to use now. - [How to add a skill to Claude](https://trilly.io/learn/how-to-add-a-skill-to-claude): Add a skill to Claude: upload the .zip under Customize, Skills on claude.ai or the desktop app, and it works on your phone too. Claude Code: ~/.claude/skills. - [How to add a skill to ChatGPT](https://trilly.io/learn/how-to-add-a-skill-to-chatgpt): ChatGPT Business, Enterprise, Healthcare and Edu upload skills under Plugins, Skills. On Plus or Pro, use the desktop app, Codex or a Project. Steps for each. - [Are AI skills safe?](https://trilly.io/learn/are-ai-skills-safe): A skill is a set of instructions, but a bad one can trick your AI or leak what you share. Read the real risks, the warning signs and how Trilly checks. - [How Trilly measures whether a skill works](https://trilly.io/learn/how-trilly-measures-skills): Trilly's numbers come from real use, never from makers: how many people use a skill, how many still use it a month later, and how often it does the job. - [Move your custom GPT to a skill](https://trilly.io/learn/move-your-custom-gpt-to-a-skill): OpenAI plans to retire custom GPTs on 11 December 2026. Move yours to a skill, ready to add to Claude, ChatGPT and Gemini: the dates and the steps. - [Move your Gem to a skill](https://trilly.io/learn/move-your-gem-to-a-skill): Google is replacing Gems with skills, and Gems move to Settings on 17 November 2026. Move yours to a skill, ready to add to Gemini, Claude and ChatGPT. ## Skills by who they're for - [AI skills for money and budgeting](https://trilly.io/for/personal-finance): Skills that find wasted spending, build budgets and get your paperwork in order. General information, not financial advice. - [AI skills for parents and home admin](https://trilly.io/for/home-admin): Skills for the household paperwork: school forms, renting, insurance claims, complaint letters and the family calendar. - [AI skills for shopping and selling](https://trilly.io/for/shopping-and-selling): Skills for choosing what to buy, spotting a real deal, getting a refund and selling things you no longer need. You always press Buy and Pay yourself. - [AI skills for travel planning](https://trilly.io/for/travel-planning): Skills for itineraries, trip budgets, packing lists and the paperwork when a trip goes wrong. - [AI skills for online shop owners](https://trilly.io/for/online-shops): Skills for product pages, customer replies and store admin. - [AI skills for tradespeople](https://trilly.io/for/trades): Skills for quotes, job scheduling and customer messages. - [AI skills for starting a business](https://trilly.io/for/founders): Skills for pitch decks, investor updates and early planning. - [AI skills for bookkeeping and tax](https://trilly.io/for/bookkeeping): Skills for invoicing, tax prep and reconciliations. - [AI skills for marketing and social media](https://trilly.io/for/marketing): Skills for posts, newsletters and ad copy that sound like you. - [AI skills for job seekers](https://trilly.io/for/job-seekers): Skills for resumes, cover letters, application questions and interview practice, written the way employers read them. - [AI skills for tech help](https://trilly.io/for/tech-help): Skills that fix everyday tech step by step: wi-fi, a new phone, a slow computer, full storage and account security. They never ask for your passwords. - [AI skills for employing staff](https://trilly.io/for/employing-staff): Skills for small employers: position descriptions, rosters, onboarding and hard conversations. General information, not legal advice. - [AI skills for health paperwork](https://trilly.io/for/health-admin): Skills for health insurance claims, appointment prep and disability support paperwork. Paperwork only, never medical advice. - [AI skills for learning something new](https://trilly.io/for/learning): Skills for learning at your own pace: a patient tutor for any topic, language practice and a plan for picking up a new skill. - [AI skills for teachers](https://trilly.io/for/teachers): Skills for lesson plans, rubrics, report comments and parent emails, built around the curriculum you teach. - [AI skills for people at work](https://trilly.io/for/at-work): Skills for everyday office work: emails, meeting notes, reports, slides, policies and your own reviews, in your own voice. - [AI skills for community groups and charities](https://trilly.io/for/nonprofits): Skills for grant applications, volunteer rosters, AGM minutes and sponsorship letters for clubs and small charities. - [AI skills for small business](https://trilly.io/for/small-business): Skills for running a small business: quotes, invoices, rosters, customer emails, reviews and your own policies. - [AI skills for office managers and assistants](https://trilly.io/for/office-admin): Skills for meeting minutes, inbox triage, travel bookings, supplier quotes and office procedures. - [AI skills for ageing parents, carers and seniors](https://trilly.io/for/seniors-and-carers): Skills for aged care paperwork, carer support applications and keeping the family organised. ## Not open yet - Trilly Teams billing and seats of paid skills for companies. Workspaces are free to start now. - Trilly for Chrome: your skills in a side panel on the AI chat sites you allow. - Finding Trilly in the Claude and ChatGPT app directories. You can link it yourself today. - TrillyBot's checks of company websites are paused. Facts already on company pages keep the date we checked them. ## Companies: AI skills, APIs and MCP servers Each company page lists the facts we found (with source and date), its AI readiness checklist and the skills for it on Trilly. - [Microsoft](https://trilly.io/companies/microsoft): Software industry, public API, official MCP server. Checked 2026-10-15. - [GitHub](https://trilly.io/companies/github): public API, official MCP server. Checked 2026-10-15. - [Stripe](https://trilly.io/companies/stripe): Financial services, public API, official MCP server. Checked 2026-10-12. - [Atlassian](https://trilly.io/companies/atlassian): Software industry, public API, official MCP server. Checked 2026-10-15. - [PayPal](https://trilly.io/companies/paypal): Fintech, official MCP server. Checked 2026-10-15. - [Meta Platforms](https://trilly.io/companies/meta-platforms): Information technology, official MCP server. Checked 2026-10-15. - [Nvidia](https://trilly.io/companies/nvidia): Semiconductor industry, official MCP server. Checked 2026-10-12. - [Cloudflare](https://trilly.io/companies/cloudflare): Software Publishers, official MCP server. Checked 2026-10-12. - [WordPress.com](https://trilly.io/companies/wordpress-com): public API, official MCP server. Checked 2026-10-15. - [Vimeo](https://trilly.io/companies/vimeo): Online video platform, public API. Checked 2026-10-12. - [SoundCloud](https://trilly.io/companies/soundcloud): Internet, public API. Checked 2026-10-12. - [Apache Software Foundation](https://trilly.io/companies/apache-software-foundation): Software development, public API. Checked 2026-10-12. - [Telegram](https://trilly.io/companies/telegram): public API. Checked 2026-10-12. - [ElevenLabs](https://trilly.io/companies/elevenlabs): Technology, public API, official MCP server. Checked 2026-10-12. - [Wix.com](https://trilly.io/companies/wix-com): Internet, official MCP server. Checked 2026-10-15. - [TomTom](https://trilly.io/companies/tomtom): Geospatial industry, public API. Checked 2026-10-12. - [Vercel Inc.](https://trilly.io/companies/vercel-inc): public API, official MCP server. Checked 2026-10-12. - [Rickenbacker](https://trilly.io/companies/rickenbacker): public API. Checked 2026-10-12. - [Zapier](https://trilly.io/companies/zapier): Cloud computing, public API, official MCP server. Checked 2026-10-12. - [Google](https://trilly.io/companies/google): Internet. Checked 2026-10-15. - [Webflow](https://trilly.io/companies/webflow): Internet industry, public API, official MCP server. Checked 2026-10-15. - [Anthropic](https://trilly.io/companies/anthropic): Artificial intelligence. Checked 2026-10-15. - [Google Workspace](https://trilly.io/companies/google-workspace): Internet industry. Checked 2026-10-15. - [Myspace](https://trilly.io/companies/myspace): Internet. Checked 2026-10-12. - [Dropbox](https://trilly.io/companies/dropbox): Cloud storage. Checked 2026-10-12. - [Asana Inc.](https://trilly.io/companies/asana-inc): Software industry, public API, official MCP server. Checked 2026-10-15. - [Snyk](https://trilly.io/companies/snyk): Computer security, public API, official MCP server. Checked 2026-10-12. - [Here Technologies](https://trilly.io/companies/here-technologies): Cartography, public API. Checked 2026-10-12. - [Arm Holdings](https://trilly.io/companies/arm-holdings): company page. Checked 2026-10-12. - [Mistral AI](https://trilly.io/companies/mistral-ai): Software industry. Checked 2026-10-15. - [Apify](https://trilly.io/companies/apify): public API, official MCP server. Checked 2026-10-12. - [IP2Location](https://trilly.io/companies/ip2location): public API, official MCP server. Checked 2026-10-12. - [Interactive Brokers](https://trilly.io/companies/interactive-brokers): Financial services, public API. Checked 2026-10-12. - [Apideck](https://trilly.io/companies/apideck): Software as a service, public API, official MCP server. Checked 2026-10-12. - [Dribba](https://trilly.io/companies/dribba): Software development, public API, official MCP server. Checked 2026-10-12. - [past.dev](https://trilly.io/companies/past-dev): Software industry, public API, official MCP server. Checked 2026-10-12. - [Primitive](https://trilly.io/companies/primitive): Email, public API, official MCP server. Checked 2026-10-12. - [Trooth](https://trilly.io/companies/trooth): Software industry, public API, official MCP server. Checked 2026-10-12. - [OpenCage](https://trilly.io/companies/opencage): public API, official MCP server. Checked 2026-10-12. - [RoxyAPI](https://trilly.io/companies/roxyapi): Software industry, public API, official MCP server. Checked 2026-10-12. ## Ranked lists (from real use; method: https://trilly.io/trust/how-we-rank#ranked-lists) - [New AI skills](https://trilly.io/new) ## URL patterns - /skills/{slug}: a skill, with its maker, verified reviews, version history and public performance - /@{handle}: a creator's page - /companies/{slug}: a company's page, with official and endorsed skills - /companies/{slug}/ai, /claude, /chatgpt, /api, /alternatives, /automate/{task}: one question about a company, answered from sourced facts - /for/{audience}: skills for a job or area of life - /works-with/{app}: the guide for adding skills to one AI app, plus the skills tested on it - /learn/{slug}: short guides to AI skills - /c/{community}: a community - /tasks/{slug}: an outcome ("Write property listings with AI"): the skills that do it, ranked by real use, with steps - /best/{job}: the best AI skills for a job, ranked from real usage, with the method - /compare: pick any two skills that do the same job and compare them - /compare/{a}-vs-{b}: two skills that do the same job, side by side - /trending, /top-rated, /most-kept, /new: site-wide ranked lists - /collections/{slug}: a list of skills put together by a person or by Trilly ## Optional - [How do I add a skill to my AI?](https://trilly.io/help/adding-a-skill): help article - [A skill isn't working. What can I do?](https://trilly.io/help/skill-not-working): help article - [What does linking my AI to Trilly do?](https://trilly.io/help/linking-your-ai): help article - [Paying for skills and getting a refund](https://trilly.io/help/paying-and-refunds): help article - [What does Trilly know about me?](https://trilly.io/help/your-privacy): help article - [How do I sell my own skills?](https://trilly.io/help/selling-skills): help article - [How do I report a skill?](https://trilly.io/help/reporting-a-skill): help article - [How do I remove a skill from my AI?](https://trilly.io/help/removing-a-skill): help article - [Is my skill working?](https://trilly.io/help/is-my-skill-working): help article - [Connected apps and browser helpers](https://trilly.io/help/connected-apps-and-browser-helpers): help article - [Your settings and brand](https://trilly.io/help/your-settings-and-brand): help article - [When a skill updates](https://trilly.io/help/when-a-skill-updates): help article - [Skill maps](https://trilly.io/help/skill-maps): help article - [Your apps: set them once](https://trilly.io/help/your-apps): help article - [Skill maps for makers](https://trilly.io/help/skill-maps-for-makers): help article - [Measured results for makers](https://trilly.io/help/measured-results-for-makers): help article - [Full text of every guide](https://trilly.io/llms-full.txt) - [Sitemap](https://trilly.io/sitemap.xml)