Apps
5 apps for AI voice agent platforms and vendors. Prices come from each vendor site.
Retell AIFeatured
Platform for building, testing and deploying AI voice agents that answer and make phone calls.
$10 free credits; pay as you go from $0.07-$0.31/min
VapiFeatured
Developer platform for building voice AI agents with your choice of speech, language and voice models.
$5 free credits; $0.05/min hosting plus model costs
Bland
Enterprise voice AI platform for phone agents that handle inbound and outbound calls at scale.
Free start with credits; from $0.14/min, team plans add a platform fee
Coval
Testing and evaluation platform that simulates calls to check voice agents before and after launch.
From $100/month; 7-day free trial
Synthflow
Enterprise AI voice agent platform for receptionists, appointment booking, IVR and customer service calls.
Enterprise contracts from $30,000 a year
Published by VoiceAgents. How we check each voice AI vendor.