Silvia vs Vapi

Comparing the features of Silvia to Vapi

Feature
Silvia
Vapi

Capability Features

A/B Experiments
Adaptive Dictation
AI Guardrails
API Access
API Configurability
4.2K+ configuration points
API-First Architecture
Automated Test Execution
Automatic Scalability
Millions of calls
Bring Your Own Models
Community Support
13000
Custom Phone Number
Dedicated Deployment Engineer
Dictation Extension
Documentation
Enterprise Compliance
SOC2HIPAAPCI
Finish Speaking Detection
Inbound Calls
Multi-language Support
100+ languages
Multilingual Input
No-code/Low-code Workflow
Outbound Calls
Prebuilt Templates
1000s
Seamless Language Switching
Supports English and Spanish
EnglishSpanish
Tool Calling
Ultra-low Latency
Sub-500ms
Upcoming Language Support
FrenchRomanianGermanDutch
Uptime SLA
99.99% uptime

Integration Features

App Store Availability
Chat Platform Integration
iMessageWhatsAppSignalTelegramMessengerany other app where you type
Client SDK
React (web SDK)
Downloadable SDK ZIP
Github Repository
Integrations Information
40+ apps
OpenAI Integration
openaigpt-4o
Server SDKs
TypeScriptPythoncURL

Limitation Features

No Android Support
No Built-in Telephony Provider Mentioned
No Explicit Pricing Details
No Explicit Usage Quotas Listed
No File Format Support Listed
No Mention of Export Options
No Web Platform

Pricing Features

Free Tier