Puretalk AI® vs Sesame

Comparing the features of Puretalk AI® to Sesame

Feature
Puretalk AI®
Sesame

Capability Features

AI Chat
Batch Calling
Calendar Sync
Call History Dashboard
Call Recording
Consistent Personality
Context Awareness
Conversational Dynamics
Conversational SMS
Conversational Speech Generation
Custom Voice Creation
Dashboard
Dataset Size
1 million hours
Demo Call Feature
Emotional Intelligence
Evaluation Suite
Human-like Voice
Languages Supported
29
Live Call Transferring
Live Context
Model Sizes
Tiny: 1B backbone, 100M decoderSmall: 3B backbone, 250M decoderMedium: 8B backbone, 300M decoder
Multi-modal Platform
Multiple Speaker Handling
Objective Metrics
Word Error RateSpeaker SimilarityHomograph DisambiguationPronunciation Consistency
Online Text Reader
Partial Multilingual Support Planned
Planned for 20+ languages
Precision Tuning
Pronunciation Correction
Sentiment Analysis
Sequence Length
2048
Single-Stage Model
SSML Tag Support
Subjective Metrics
Comparative Mean Opinion Score
Text and Audio Input
TextAudio
Text to Speech
Training Epochs
5
Voice Agent
Voice Authentication
Voice Cloning
Voices Supported
120

Integration Features

Documentation Provided
GitHub Release
LLama Architecture Backbone
Mimi Split-RVQ Tokenizer
Platform Integration
Integrate with your favorite tools and platforms
REST API Integration
WebSocket Integration

Limitation Features

Cannot Model Conversation Structure
English Language Dominance
Memory Bottleneck in Training
No Integration List
No Pre-trained Language Model Use
No Pricing Table
No Usage Quotas Stated
Real-Time Generation Delay
RVQ time-to-first-audio scales poorly

Pricing Features

Free Preview
Free Tier
Open Source
Apache 2.0