Arista raises AI revenue forecast to $3.5B after Q1 beats estimates with $2.71B revenue.

Arista Networks reported Q1 revenue of $2.71 billion, beating estimates with a 35.1% year-over-year increase driven by strong AI and cloud demand. Earnings per share were 87 cents, surpassing the expected 81 cents. The company raised its full-year AI revenue target to $3.5 billion, reflecting robust demand, and expects Q2 revenue of $2.8 billion and EPS of 88 cents. Supply chain challenges persist but strong execution supports growth, with Arista emphasizing leadership in AI networking and Ethernet-based AI fabric solutions for continued momentum in 2026.