Real-time fact-checking for any AI you chat with

Whatever AI you use, Fact It tells you what's actually true.

Grammarly-style underlines on ChatGPT, Claude, Gemini — instantly verified against live sources, with confidence scores and citations. Try the demo: three real AI responses, three different outcomes.

Demo Mode

Pick a scenario

chatgpt-web•prompt: "Tell me about James Webb Space Telescope."

The James Webb Space Telescope (JWST) launched on December 25, 2021 from French Guiana aboard an Ariane 5 rocket. It operates at the second Lagrange point (L2), about 1.5 million kilometers from Earth, and its primary mirror has a diameter of 6.5 meters.

Hover any underlined claim for the source. Pick a different scenario above to see other outcomes.

93% trust