Voice infrastructure platform for business teams and developers
Independent voice studio for live conversations and text to speech
Stage
Not given
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Founded
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Based in
IN
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Pricing model
Freemium
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Pricing
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Starter: $19.9/month for 660 credits. Pro: $39.9/month for 2,000 credits. Max: $79.9/month for 4,100 credits. Annual billing also available. Live Talk costs one credit per six seconds (10 credits per minute). Text to Speech costs one credit per 160 trimmed Unicode characters, rounded up per request.
Key features
Click-to-call from CRM and web pages
Auto-dialer for high-volume outreach
AI-powered call summaries and sentiment analysis
Call recording, transcription, and analytics
IVR menus and intelligent call routing
Virtual numbers in 50+ countries
Real-time audio streaming for AI voice applications
WhatsApp follow-up messaging
Post-call surveys and feedback collection
Live voice conversations with multiple voice options
Text-to-speech with downloadable WAV files
Multiple conversation modes including casual chat, language tutoring, mock interviews, and storytelling
Live captions during conversations
Downloadable conversation transcripts
Support for multiple languages
Session length limits based on subscription plan
Credit balance management across both tools
Failed operation refunds and recovery
What makes it different
Automates entire calling workflow inside the CRM without requiring team members to learn new tools
Programmable voice infrastructure purpose-built for AI-to-human conversations with real-time media streaming
Model-agnostic developer platform with no vendor lock-in
SOC 2 Type II and ISO 27001 certified with enterprise-grade encryption
Rapid deployment: most teams operational within 1-2 hours
Independent service clearly distinguished from Block's official Dessa research model
Transparent provider identification with clear separation of research samples from tool outputs
Unified credit system shared between live chat and text-to-speech tools
No credit card required for free trial
Detailed documentation of pricing calculation and service limits
FreJun
Dessa AI