Krisp

Podcastle is a platform for recording, editing, and enhancing podcasts using AI. It offers remote recording, text-based editing, and AI voice tools in the browser. The company launched in 2020.

Otter.ai is a speech-to-text service that transcribes meetings in real time and generates summaries. Founded in 2016 as AISense by Sam Liang and Yun Fu, it later surpassed 100 million dollars in annual recurring revenue.

Deepgram is a voice AI company providing fast, accurate speech-to-text transcription through a developer API. It was founded in 2015 by former University of Michigan physicists, including Scott Stephenson.

Fireflies.ai is an AI meeting assistant that joins calls to record, transcribe, and summarize conversations. It was founded by Krish Ramineni and Sam Udotong and works across major video conferencing platforms.