This photograph shows stained glass windows of the South Portal of the Chartres Cathedral, in Chartres on October 14 2025. An application powered by artificial intelligence, touted as a "world first" by its creators, brings the famous stained-glass windows of Chartres Cathedral to life, allowing the general public to discover their secrets using a smartphone. (Photo by JEAN-FRANCOIS MONIER / AFP) (Photo by JEAN-FRANCOIS MONIER/AFP via Getty Images)

Digital projects and patronage officer for the International Stained Glass Centre Jean Touchard demonstrates how to use the free artificial intelligence application that tells the story and meaning of the Chartres Cathedral's stained glass windows, in Chartres on October 14, 2025. An application powered by artificial intelligence, touted as a "world first" by its creators, brings the famous stained-glass windows of Chartres Cathedral to life, allowing the general public to discover their secrets using a smartphone. (Photo by JEAN-FRANCOIS MONIER / AFP) (Photo by JEAN-FRANCOIS MONIER/AFP via Getty Images)

Digital projects and patronage officer for the International Stained Glass Centre Jean Touchard demonstrates how to use the free artificial intelligence application that tells the story and meaning of the Chartres Cathedral's stained glass windows, in Chartres on October 14, 2025. An application powered by artificial intelligence, touted as a "world first" by its creators, brings the famous stained-glass windows of Chartres Cathedral to life, allowing the general public to discover their secrets using a smartphone. (Photo by JEAN-FRANCOIS MONIER / AFP) (Photo by JEAN-FRANCOIS MONIER/AFP via Getty Images)

This photograph shows stained glass windows of the Royal Portal of the Chartres Cathedral, in Chartres on October 14 2025. An application powered by artificial intelligence, touted as a "world first" by its creators, brings the famous stained-glass windows of Chartres Cathedral to life, allowing the general public to discover their secrets using a smartphone. (Photo by JEAN-FRANCOIS MONIER / AFP) (Photo by JEAN-FRANCOIS MONIER/AFP via Getty Images)

This photograph shows the stained glass windows of Notre Dame de la Belle Verriere of the Chartres Cathedral, in Chartres on October 14 2025. An application powered by artificial intelligence, touted as a "world first" by its creators, brings the famous stained-glass windows of Chartres Cathedral to life, allowing the general public to discover their secrets using a smartphone. (Photo by JEAN-FRANCOIS MONIER / AFP) (Photo by JEAN-FRANCOIS MONIER/AFP via Getty Images)

This photograph shows the stained glass windows of Notre Dame de la Belle Verriere of the Chartres Cathedral, in Chartres on October 14 2025. An application powered by artificial intelligence, touted as a "world first" by its creators, brings the famous stained-glass windows of Chartres Cathedral to life, allowing the general public to discover their secrets using a smartphone. (Photo by JEAN-FRANCOIS MONIER / AFP) (Photo by JEAN-FRANCOIS MONIER/AFP via Getty Images)

Digital projects and patronage officer for the International Stained Glass Centre Jean Touchard demonstrates how to use the free artificial intelligence application that tells the story and meaning of the Chartres Cathedral's stained glass windows, in Chartres on October 14, 2025. An application powered by artificial intelligence, touted as a "world first" by its creators, brings the famous stained-glass windows of Chartres Cathedral to life, allowing the general public to discover their secrets using a smartphone. (Photo by JEAN-FRANCOIS MONIER / AFP) (Photo by JEAN-FRANCOIS MONIER/AFP via Getty Images)

Digital projects and patronage officer for the International Stained Glass Centre Jean Touchard demonstrates how to use the free artificial intelligence application that tells the story and meaning of the Chartres Cathedral's stained glass windows, in Chartres on October 14, 2025. An application powered by artificial intelligence, touted as a "world first" by its creators, brings the famous stained-glass windows of Chartres Cathedral to life, allowing the general public to discover their secrets using a smartphone. (Photo by JEAN-FRANCOIS MONIER / AFP) (Photo by JEAN-FRANCOIS MONIER/AFP via Getty Images)