Cuckoo Labs

Active

Real-time AI translator for global sales and marketing

Winter 2025Founded 20242 people

www.cuckoo.so/ ↗LinkedIn ↗X ↗Crunchbase ↗See on the Idea Map B2B momentum

About

Cuckoo is a real-time AI translator for global sales, marketing, and support. Companies like Snowflake and PagerDuty use Cuckoo in Zoom and in-person meetings for even the most technical discussions. Cuckoo instantly learns the technical details of your conversation from your keywords and documents and interprets into over 20 languages—customized for your specific industry and organization.

From their website

as of Jun 7, 2026www.cuckoo.so ↗

SaaSSubscription · Professional: $100 per month; Teams: $100 per month per user; Enterprise: custom pricing

Cuckoo Labs offers a real-time AI translator designed for global sales, marketing, and support teams. It integrates into common conferencing and collaboration platforms to translate conversations live while adapting to technical contexts.

Cuckoo operates as a live translator that detects and interprets multiple languages during meetings, translating voice input into selected languages while preserving context. It works inside Zoom, Google Meet, Slack, Microsoft Teams, and on mobile or desktop. Users can brief Cuckoo with keywords and documents to teach it technical details, glossaries, and internal terms. It supports offline and online meetings, provides team-wide dictionaries, and offers transcripts and collaboration-friendly features such as shareable transcripts and workspaces.

Who it’s for: Professional teams and organizations that conduct cross-language sales, marketing, and support across regions, including enterprises and fast-growing teams with frequent cross-language communication.

Features

real-time multilingual translation during meetings
integration with Zoom, Google Meet, Slack, Microsoft Teams
teachable via keywords and documents with internal glossaries
supports 20+ languages
online and offline meeting support
team and private workspaces with dictionaries
shareable transcripts and NDAs/security features (Enterprise)

Customers: PagerDuty, dbt Labs, Weaviate, Grafana Labs, Weights & Biases

Customer testimonials and named enterprise customers; pricing page with multiple tiers; mentions of Y Combinator backing on site

Founders · 2

Yong Hee LeeFounder

Co-founder & CEO, GTM at Cuckoo, AI interpreter for global teams. Before Cuckoo, I was the first GTM at two startups in Korea—one focused on online programming and the other on AI infrastructure—where I also led event marketing involving international speakers. I studied Electrical Engineering and Science & Technology Policy at KAIST.

LinkedIn ↗X ↗

Gunwoo KimFounder

Uber

Co-founder & CTO at Cuckoo, real-time AI translator for global sales & marketing. Before Cuckoo, I built South Korea's fastest-growing ride-hailing app at (1M users in 9 months), which was faster than Uber Korea. Studied CS at KAIST.

LinkedIn ↗

Launch

Launched on Y Combinator · Feb 2025

View launch post ↗

Cuckoo helps companies like Snowflake and PagerDuty talk to their global customers, even in the most technical discussions.

Cuckoo offers real-time AI translation tailored for global sales, marketing, and support by learning technical context from customer documents and delivering live translations in 20+ languages during meetings. The launch highlights existing customers (e.g., Snowflake, PagerDuty) using Cuckoo in Zoom or in-person settings to facilitate technical discussions with international teams.