Cold calling & outbound voice
AI voice agents and dialers for outbound seller calls. 5 tools.
Bland AI
Start plan $0 platform fee at $0.14/min
Voice AI platform with an all-in per-minute rate that includes LLM, STT, and TTS; telephony billed separately.
Leadialer
No monthly platform fee
Pay-as-you-go AI dialer marketed to wholesalers, with cascade dialing, SMS follow-up, and an all-in $0.10/min voice rate.
Retell AI
Pay-as-you-go from $0.07-$0.31/minute
Pay-as-you-go voice AI platform for building inbound and outbound phone agents, with no platform fee on the self-serve plan.
Synthflow
Pricing not public
Enterprise conversational AI platform for voice agents, sold as an annual contract rather than self-serve per-minute billing.
Vapi
Usage-only from $0 to start, then $0.05/min Vapi hosting…
Developer voice-agent platform that bills $0.05/min hosting plus pass-through model, transcription, voice, and telephony costs.