Ranking · Summer 2023 · B2B · Productivity

Upstream

The inbox that handles itself

6.2%

odds of being acquired in the next two years

0.9× the average (6.8%)

#2474 of 4,339 active YC companies · top 58%

Team of 7 · Paris, Île-de-France, France

Raises the odds

↑ team of 6–10

↑ industry: B2B

↑ rewrote its description in the last six months

↑ changed its name (pivot)

Lowers the odds

↓ sector: Productivity

From the model: how this company's profile compares with companies that were and weren't acquired since 2024. How it works.

Signals brief

ExitOdds reads Upstream's website and YC profile; Contextrie keeps the passages that bear on an acquisition, and every signal quotes its source.

3 free briefs left today

upstream.do YC profile

Statistical estimate from public directory data as of 2026-10-07; it can't see revenue, funding or talks. Not investment advice. ExitOdds is independent and not affiliated with Y Combinator.

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