Best fact checker AI tools

An AI-powered research assistant that instantly generates accurate, verifiable facts and data points on any topic. Ideal for researchers, writers, and students, it streamlines information gathering by providing cited sources and structured summaries, boosting productivity and content quality.

Originality.ai is a comprehensive tool for content creators and publishers, designed to ensure authenticity. It combines an advanced AI content detector, a thorough plagiarism checker, and a fact-checking feature. Built for serious users like SEOs, content marketers, and academic institutions, it helps verify that content is original, human-written, and factually accurate, protecting against penalties and maintaining credibility.

Horsy.ai is an AI-powered Chrome extension that acts as a productivity layer for the web. It summarizes web pages and YouTube videos, allows you to chat with content, fact-checks information, and organizes your bookmarks into a searchable knowledge base. It's designed to help users save time, learn faster, and enhance their online research.

Factful is an AI-powered integrated writing environment designed to ensure unmatched accuracy. It seamlessly combines real-time fact-checking, advanced grammar and spelling correction, and powerful productivity tools into a single, streamlined platform. Ideal for writers, students, and professionals who prioritize factual correctness and clarity.

Second Opinion is an AI-powered Chrome extension that serves as a real-time fact-checker and bias detector. By highlighting any text online, users can instantly get an analysis of its accuracy, potential biases, and alternative perspectives, powered by Grok AI.