Slack and Teams usage among startups and AI companies
A commenter lists OpenAI, Anthropic and Meta as Slack users, along with Cursor “pre-SpaceX.”
TLDR
A commenter says they don't know a startup or “serious tech company” using Teams, claiming those companies use Slack and naming Cloudflare on Google Chat as an exception. In a follow-up, they list OpenAI, Anthropic, Meta and Cursor (“pre-SpaceX”) as Slack users, question a chart's origins and speculate that it may reflect non-tech companies.
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1 Source, first seen 16d ago