Best Closed Captioning Software for OpenAI

Line 21 offers AI-powered live subtitles and captions to ensure seamless accessibility for digital content, streaming platforms and live events. Our hybrid approach combines AI automation and human expertise to deliver high-accuracy subtitles that adapts to industry-specific terminologies, accents, or niche references. Our AI Proofreader enhances real-time captions to reduce errors and make live experiences more engaging. Our solution is for event organizers and broadcasters who require high-quality, scalable captions. ASR solutions are often inaccurate and expensive, while traditional human captioning is costly and non-scalable. Line 21 bridges the gap by offering real time AI-enhanced subtitles that seamlessly integrate into event tech and stream workflows.