Company

Upstream Labs, Inc.

Upstream Labs develops AI software that organizes email and helps draft replies.

About

Upstream Labs develops email software that organizes inboxes, categorizes messages, and drafts replies in a personalized tone. Users can connect Gmail accounts, and the service targets professionals and teams. Founded in 2023 in Paris, France, the company raised USD 3 million in pre-seed funding in June 2026 from Connect Ventures, Y Combinator, Roosh Ventures, Kima Ventures, and Motier Ventures.

1Funding rounds

3Investors

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