AI deployer · United States

Sierra

Frontier IC25 · Edition 2026.3 · Evidence reviewed October 8, 2026 UTC

AI agents for customer interactions and transaction workflows across enterprise channels.

Production agents serving customer-facing business processes with a directly disclosed ARR threshold. Editorial selection, not a performance rank.

No controlling parent established by reviewed primary sources

Scope and limitations

ARR is not recognized annual revenue.
Fortune 50 customer penetration is not a count of active users.
'Billions of customer interactions' lacks a specific period and is not used as a sortable quantitative metric.