EEburyraised$700M·Growth|SStarcloudraised$200M·Growth|FFunraised$72M·Series A|SStandard Intelligenceraised$75M·Series A|NNetomiraised$110M·Series C|PParallel Web Systemsraised$100M·Series B|RRogoraised$160M·Series D|HHightouchraised$150M·Series D|TTrue Anomalyraised$650M·Series D|SSaronicraised$1.75B·Series D|AAvocaraised$125M·Series B|SSiFiveraised$400M·Series G|SSidewinder Therapeuticsraised$137M·Series B|HHermeusraised$350M·Series C|WWHOOPraised$575M·Series G|
Retell AIRA
RA

Retell AI

Build, test, and deploy voice AI agents

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AISeedEst. 20231–10 employeesSan Francisco

Retell AI provides the infrastructure for building production-grade AI voice agents. Their platform handles real-time speech, turn detection, and natural conversation flow with sub-500ms latency. Companies use Retell to automate inbound calls, surveys, and outbound campaigns.

Total Raised$4.5M
Y Combinator

Founders

E
Evie Wang
J
James Su

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