Get faithful answers.
Find inspiration.
Magisterium AI is the world's leading Catholic AI. It's free and easy to use, offering instant, trustworthy answers rooted in Catholic tradition. Designed for believers and seekers alike, it's your companion for exploring faith with clarity and depth—sign up and start asking today.
World's #1 answer engine for the Catholic Church
Used in over 190 countries in over 75 languages.
Unmatched Catholic depth
Magisterium AI stands apart from general AI by ensuring full alignment with Church teachings, drawing upon an extensive library of over 32,000 Catholic texts to deliver unmatched accuracy and insight.
Find inspiration
Searching for a prayer or saintly wisdom? Instantly access daily Mass readings, the Saint of the Day, curated prayers for your daily life, and more with our dedicated Holy Widgets.
Biblical Commentary
A powerful tool to analyze and understand Scripture. Instantly access trusted Catholic commentary and theological insights on any Bible passage, designed for in-depth study, homily prep, and education.
Built-in Document Viewer
Magisterium AI stands apart from general AI by ensuring full alignment with Church teachings, drawing upon an extensive library of over 32,000 Catholic texts. Read, bookmark and listen to any document with ease.
Explore more features in Magisterium AI
Spiritual Statistics by Diocese & Country
Curious to know how your diocese or country has been doing spiritually? Magisterium AI now has rich, current and historical spiritual statistics on nearly every diocese and country in the world. You can even do comparisons.
Diocesan Financial Records
Official and publicly available financial records for dioceses around the world are now organized and searchable for the first time, providing an unprecedented level of transparency and access into the financial health of the global Church. We're continuing to grow the dataset.
Ecclesiastical Directory
Magisterium AI now has access to a directory with over 20,000 entries, providing deep context on the Catholic Church's global footprint — including dioceses, bishops, cathedrals, basilicas, and major historical events like conclaves. We also recommend the Annuario Pontificio website of the Holy See.
Saints Database
A structured, contextual database of over 12,000 canonized, beatified, venerable, and martyrs spanning the Catholic Church's history, giving Magisterium AI unparalleled factual grounding and contextual insight.
iOS & Android Native Apps
Faithful answers, anywhere. The best Magisterium AI experience, right in your pocket.
Voice Mode
Ask questions and hear answers in a natural, spoken dialogue at your own pace.
News & Insights
Discover what's shaping the Church today. News & Insights curates the latest Catholic stories and trends, offering summaries and perspectives grounded in Magisterial teaching.
API & MCP For Developers
Power your app or website with our trusted knowledge base. Integrate Magisterium AI to build on a foundation of truth.
Connectors for Claude & ChatGPT
Our MCP connectors bring Magisterium AI's verified, source-grounded Catholic knowledge base directly into Claude and ChatGPT. Ask questions in your favorite AI assistant and get answers backed by over 32,000 Church documents. More connectors coming soon!
A2A Protocol
AI agents, like 
, can now more easily interact with Magisterium AI's knowledge base directly through the open A2A (Agent-to-Agent) protocol. Just ask your agent to connect!
A2A Protocol
WhatsApp Integration
Get instant and discreet answers directly within your favorite chat app, making faith accessible in your daily life.
Thinking Mode
Generate extensive research reports with unprecedented access to documents spanning the 2,000-year history of the Church.
Upload Documents
Get personalized commentary rooted in faith. Upload your documents—homilies, essays, or reflections—and Magisterium AI will provide critique or insights aligned with Church teaching, enriching your understanding.
Learn Mode
Go beyond asking single questions by following guided learning paths in Learn Mode. Designed for both students to deepen comprehension and for teachers to support planning, instruction, and engagement.
Canvas Mode
Draft with ease and authenticity. Canvas Mode helps you write prayers, reflections, or letters infused with Catholic wisdom, making it simple to express your faith eloquently.
