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Otter.ai

Mountain View, US · founded 2016 · ~250 employees · otter.ai

Otter.ai makes an AI meeting agent and notetaker that provides live transcription, summaries, action items and cross-meeting search. Its users include business professionals, students, journalists and enterprises, and it sells through free and paid subscription tiers. The company was founded in 2016 as AISense by Sam Liang and Yun Fu. It has raised about $63–73M in total, with the last round a Series B in February 2021. It announced $100M ARR in December 2025 and says it has more than 35 million users.

Productivity AI
Also: software development · ai for remote learning · ai-powered collaboration · meeting insights · enterprise collaboration tools · enterprise collaboration · action item extraction · lecture notes · transcription accuracy · content sharing · structured summaries · workflow automation

Funding

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Every round, secondary, debt facility or acquisition involving Otter.ai that AI Lounge tracks, newest first.
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Timeline · 1

Oct 20, 2026
Deal
Otter.ai takes $320M in non-equity growth financing from General Catalyst · TechCrunch

In the news

1
Otter.ai takes $320M in non-equity growth financing from General Catalyst2026-10-20
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