Free every month: 500 minutes on any model, no card needed.Start free

One fee, one visible markup, nothing hidden.

Platform: $0.010 per minute of conversation, web or phone. Models: the provider's list price plus a 15% managed-key fee, both printed on every receipt, or $0 with your own keys. Telephony: $0.012 per minute on Voiceflint numbers, or your own trunk at cost. Concurrency: not sold separately. First 500 minutes each month are free.

Hosted

$0.010/min + models at list price + 15% + $0.012/min telephony. Pay as you go, no minimum, no plan tiers.

Bring your keys

Add your Deepgram, OpenAI, Cartesia or any other key. Those lines and the managed-key fee become $0 on your receipt. You keep your negotiated rates and data terms.

Regions included

Run each agent in US East, US West or EU West at the same price. Pick the region closest to your callers and your model providers; EU agents can use EU provider endpoints.

What the same agent costs elsewhere

Prices read from each vendor's public pricing page on 2026-09-08. Assumes an English US phone agent; concurrency add-ons and compliance fees are not included.

Models in this stack cost $0.019/min at list price. Competitor rows use their published fee plus the same model cost, or their bundled rate when models are included. Voiceflint adds a 15% managed-key fee on model cost unless you bring your own keys.

PlatformPer minutePer monthvs Voiceflint
VoiceflintVoiceflint $0.010/min + models at list $0.0194/min + 15% managed-key fee $0.0029/min + telephony $0.012/min$0.044$443
LiveKit Cloud (DIY)20 concurrent on Ship ($50/mo), 600 on Scale ($500/mo)$0.039$444+$1
Pipecat Cloud (DIY)Unlimited$0.047$474+$31
Vapi10 lines included; $10 per extra line/month$0.069$694+$251
Ultravox Realtime5 concurrent on PAYG; Pro $100/mo removes caps$0.070$700+$257
Retell AI20 concurrent included; $8 per extra concurrent call/month$0.089$894+$451
Deepgram Voice Agent60 WebSocket connections$0.095$950+$507
ElevenLabs Agents4-40 concurrent by tier; burst billed at 2x ($0.16/min)$0.113$1,233+$790
Bland AI10 / 50 / 100 by tier ($0 / $299 / $499 per month); daily call caps$0.140$1,400+$957
Synthflow5 concurrent on pay-as-you-go; Enterprise from $30k/year$0.150$1,500+$1,057