# Retell AI vs Vapi

| Attribute | Retell AI | Vapi |
|---|---|---|
| **Vioscale score** | 78 (54% (medium)) | 75.9 (75% (high)) |
| deployment.options | `{"cloud":true}` | `{"cloud":true,"hybrid":true,"self_hosted":true}` |
| description.long | An AI voice platform that handles phone calls autonomously, managing appointment booking, order status checks, lead qualification, and customer service interactions. It integrates with existing CRM systems and telephony infrastructure to maintain customer context and automatically log outcomes. | A developer-focused platform for building, deploying, and managing AI-powered voice agents that handle customer interactions including support, callbacks, and notifications. Supports both API-first and UI-based workflows with enterprise-grade reliability and compliance. |
| features.capabilities | `{"soc2_type_ii":true,"pricing_model":"per_minute_usage_based","deployment_model":"no_code_saas_platform","post_call_transcription_and_crm_sync":true,"dynamic_mid_call_api_function_execution":true,"emotion_prosody_and_custom_voice_cloning":true,"outbound_dialing_and_campaign_management":true,"live_human_handoff_and_call_transfer_logic":true,"inbound_reception_and_ivr_routing_replacement":true,"voicemail_detection_and_answering_machine_drops":true,"hipaa_compliance_for_medical_appointment_setting":true,"twilio_vonage_bring_your_own_carrier_byoc_support":true,"sub_second_latency_and_interruption_barget_in_handling":false}` | `{"soc2_type_ii":true,"pricing_model":"per_minute_usage_based","deployment_model":"developer_api_endpoint","dynamic_mid_call_api_function_execution":true,"emotion_prosody_and_custom_voice_cloning":true,"live_human_handoff_and_call_transfer_logic":true,"inbound_reception_and_ivr_routing_replacement":true,"voicemail_detection_and_answering_machine_drops":true,"hipaa_compliance_for_medical_appointment_setting":true,"twilio_vonage_bring_your_own_carrier_byoc_support":true,"sub_second_latency_and_interruption_barget_in_handling":true}` |
| integrations.count | 35 | 14 |
| integrations.list | `[{"name":"Twilio"},{"name":"Vonage"},{"name":"Telnyx"},{"name":"Salesforce"},{"name":"HubSpot"},{"name":"Zoho CRM"},{"name":"Zapier"},{"name":"n8n"},{"name":"Make"},{"name":"viaSocket"},{"name":"Zendesk"},{"name":"Talkdesk"},{"name":"RingCentral"},{"name":"ServiceTitan"},{"name":"Nice"},{"name":"Workable"},{"name":"Go High Level"},{"name":"OpenDental"},{"name":"Slack"},{"name":"Monday.com"},{"name":"Smartsheets"},{"name":"Shopify"},{"name":"Stripe"},{"name":"Xero"},{"name":"Supabase"},{"name":"Webflow"},{"name":"WhatsApp"},{"name":"ElevenLabs"},{"name":"Minimax"},{"name":"Fish Audio"},{"name":"Cartesia"},{"name":"OpenAI"},{"name":"Google Gemini"},{"name":"Anthropic Claude"}]` | `[{"name":"Twilio"},{"name":"Google Business Messages / RCS"},{"name":"OpenAI"},{"name":"Anthropic"},{"name":"Groq"},{"name":"Eleven Labs"},{"name":"Google Cloud"},{"name":"Azure"},{"name":"Custom LLM providers"},{"name":"Custom TTS providers"},{"name":"Custom STT providers"},{"name":"Webhook integrations"},{"name":"REST API"},{"name":"MCP (Model Context Protocol)"}]` |
| market.availability | `{"hqCountry":"US","primaryMarkets":["US","EU","GB"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true,"ios":true,"web":true,"android":true}` | `{"ios":true,"web":true,"android":true}` |
| pricing | `{"type":"usage","plans":[{"free":false,"name":"Pay-as-you-go","summary":"$0.07–$0.31/minute for AI voice agents; $0.002+/message for chat agents. $10 free credit on signup.","features":["Voice agents for inbound/outbound calls","Call transfer and routing","CRM integration (Salesforce, HubSpot)","Post-call transcription and logging","Custom LLM models","SMS capabilities","Knowledge base","Voicemail handling","Call screening detection"],"commitment":"monthly","components":[{"per":{"qty":1,"unit":"minute"},"kind":"metered","amount":0.07,"currency":"USD"},{"per":{"qty":1,"unit":"minute"},"kind":"metered","amount":0.31,"currency":"USD"},{"per":{"qty":1,"unit":"message"},"kind":"metered","amount":0.002,"currency":"USD"},{"kind":"per_unit","unit":"concurrent_call","amount":8,"period":"month","currency":"USD"},{"kind":"per_unit","unit":"knowledge_base","amount":8,"period":"month","currency":"USD"},{"kind":"per_unit","unit":"phone_number","amount":10,"period":"month","currency":"USD"},{"kind":"fixed","amount":2,"period":"month","currency":"USD"},{"per":{"qty":1,"unit":"outbound_call"},"kind":"metered","amount":0.1,"currency":"USD"},{"per":{"qty":1,"unit":"SMS"},"kind":"metered","amount":0.01,"currency":"USD"}],"contactSales":false,"includedLimits":{"free_credit":"$10","knowledge_bases":"10","concurrent_calls":"20"}},{"free":false,"name":"Enterprise","summary":"Custom pricing. HIPAA, SOC2 Type II, and GDPR compliant.","features":["HIPAA/BAA compliance","Single Sign-On (SSO)","Custom MSA agreement","Custom Data Processing Agreement (DPA)","Dedicated concurrency allocation","All Pay-as-you-go features"],"minSeats":50,"components":[{"per":{"qty":1,"unit":"minute"},"kind":"metered","amount":0.055,"currency":"USD"}],"description":"Custom deployment with dedicated support, compliance, and higher concurrency","contactSales":true,"includedLimits":{"concurrent_calls":"50+"}}],"addOns":[{"name":"SMS from Retell","components":[{"kind":"fixed","amount":2,"period":"month","currency":"USD"}]},{"name":"Additional Concurrency","components":[{"kind":"per_unit","unit":"concurrent_call","amount":8,"period":"month","currency":"USD"}]},{"name":"Knowledge Base","components":[{"kind":"per_unit","unit":"knowledge_base","amount":8,"period":"month","currency":"USD"}]},{"name":"Phone Number","components":[{"kind":"per_unit","unit":"phone_number","amount":10,"period":"month","currency":"USD"}]}],"summary":"From $0.07–$0.31/minute for AI voice agents. $10 free credit. Enterprise plans available with HIPAA and SOC2 Type II compliance.","currency":"USD","freeTier":true,"sourceUrl":"https://www.retellai.com/ar/pricing","retrievedAt":"2026-08-25T21:41:54.868Z","startingPrice":{"amount":2,"period":"month","currency":"USD"},"billingPeriods":["month"]}` | `{"type":"hybrid","plans":[{"free":false,"name":"Build","summary":"$0.05/minute for calls, $0.005 per message, $10/additional concurrent line/month","features":["Usage-based call minutes","SMS/Chat messaging","10 call concurrency included","Custom voices and model access","Email and Discord community support","14-day call history retention","30-day chat history retention","RBAC access control"],"components":[{"per":{"qty":1,"unit":"minute"},"kind":"metered","amount":0.05,"currency":"USD"},{"per":{"qty":1,"unit":"message"},"kind":"metered","amount":0.005,"currency":"USD"},{"kind":"per_unit","unit":"line","amount":10,"period":"month","currency":"USD"}],"description":"Usage-based pricing for development and scaling","contactSales":false,"includedLimits":{"call_concurrency":"10 lines","initial_call_minutes":"60+ included"}},{"free":false,"name":"Scale","summary":"Enterprise annual contract with fixed platform fee and volume-based per-minute pricing","features":["Fixed platform fee plus committed volume","Volume-based per-minute pricing","Enterprise-grade uptime SLA","SOC2, HIPAA, PCI compliance","SSO and OAuth2 integration","RBAC with granular permissions","Data residency options","Priority model and provider access","Dedicated support engineer","Account manager","Custom support SLA"],"commitment":"annual","description":"Enterprise annual contract with volume-based pricing","contactSales":true}],"addOns":[{"name":"HIPAA Compliance","components":[{"kind":"fixed","amount":2000,"period":"month","currency":"USD"}]},{"name":"Zero Data Retention","components":[{"kind":"fixed","amount":1000,"period":"month","currency":"USD"}]}],"summary":"Usage-based pricing starting at $0.05/minute. Enterprise annual contracts with volume discounts available.","currency":"USD","freeTier":false,"sourceUrl":"https://vapi.ai/pricing","retrievedAt":"2026-08-25T21:48:17.942Z","startingPrice":{"unit":"line","amount":10,"period":"month","currency":"USD"},"billingPeriods":["month"]}` |
| pricing.free_tier | yes | no |
| pricing.model | freemium | commercial |
| pricing.price_level | low | low |
| pricing.starting_price | `{"amount":2,"currency":"USD"}` | `{"amount":10,"currency":"USD"}` |
| pricing.transparent | yes | yes |
| reliability.sla_pct | - | 99.9 |
| reliability.status_page | - | yes |
| security.gdpr | yes | - |
| security.hipaa | yes | yes |
| security.pci | - | yes |
| security.soc2 | yes | yes |

## Capabilities (Voice AI Agents)

| Capability | Retell AI | Vapi |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Deployment model | No code saas platform | Developer API endpoint |
| Sub second latency and interruption barget in handling | ✗ | ✓ |
| Dynamic mid call API function execution | ✓ | ✓ |
| Live human handoff and call transfer logic | ✓ | ✓ |
| Emotion prosody and custom voice cloning | ✓ | ✓ |
| Inbound reception and ivr routing replacement | ✓ | ✓ |
| Outbound dialing and campaign management | ✓ | - |
| Post call transcription and CRM sync | ✓ | - |
| Voicemail detection and answering machine drops | ✓ | ✓ |
| Twilio vonage bring your own carrier byoc support | ✓ | ✓ |
| SOC2 type ii | ✓ | ✓ |
| HIPAA compliance for medical appointment setting | ✓ | ✓ |
| Pricing model | Per minute usage based | Per minute usage based |

*Source: Vioscale. Generated 2026-09-01T14:56:24.708Z. "-" = undocumented, not absent.*