Tailscale hits 40,000 business customers and 2.5M monthly users
Toronto-based Tailscale, which offers secure networking for teams running AI workloads, drew praise across Silicon Valley this weekend from figures like Steve Yegge and Y Combinator's Garry Tan. Since November 2025 the company has doubled business customers to 40,000, including Cohere, Duolingo, Instacart and Microsoft, and monthly active users to 2.5 million.
- Business customers doubled to 40,000 since November 2025
- Monthly active users reached 2.5 million
- Customers include Cohere, Duolingo, Instacart and Microsoft
- Y Combinator's Garry Tan: "every AI harness needs Tailscale"
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