Hume AI vs Coval

Comparing the features of Hume AI to Coval

Feature
Hume AI
Coval

Capability Features

Audio Inputs
Audio Replay
Built-in Metrics
latencyaccuracytool-call effectivenessinstruction compliance
Conversational AI
Custom Environments
Custom Metrics
Emotion Instruction
Fully Customizable Voice
Game and AI Character Use Case
High Quality Voice
Human-in-the-Loop
Languages Supported
EnglishJapaneseKoreanSpanishFrenchPortugueseItalianGermanRussianHindiArabic
Latency
<200ms
LLM-Powered TTS
Media Creation Use Case
Multimodal AI
Performance Alerts
Phone Call Use Case
Production Call Monitoring
Prompt Change Re-simulation
Regression Tracking
Scenario-Based Testing
Simulate Conversations
Speech-to-Speech API
Streaming Alerts
Text Chat Compatible
Text to Speech
Transcripts as Input
Voice AI Features
Voice Cloning
Voice Design
Workflow Tracing
Workflow-Based Simulation

Integration Features

API Integration With LLMs
HumeClaude Sonnet 4.5Grok 4 FastGPT 5+20 more
Developer SDKs
Python SDKTypescript SDKSwift SDKReact SDKC# SDK
Developer-Focused Integrations

Limitation Features

No Mentioned Integrations
No Pricing Information
Text Input Limit
500

Pricing Features

Free Tier
Free Trial/Demo