# Synthflow

> Enterprise voice agent platform that automates high-volume phone calls on its own telephony network

Source: https://dontaskagain.com/synthflow
Website: https://synthflow.ai/?utm_source=dontaskagain
Pricing: Paid
Categories: [Voice agents](https://dontaskagain.com/categories/voice-agents.md)
Listed: 2026-10-23
Updated: 2026-10-23

Synthflow is an enterprise voice AI platform for automating phone calls. Its agents answer and handle customer calls instantly for a business, and the same agent can run across chat, SMS and other channels to take over high-volume conversations.

**Key features:**

- BELL framework covering the Build, Evaluate, Launch and Learn stages.
- Configurable agent workflows with testing before launch.
- In-house telephony, plus SIP trunks or your own carriers.
- Voice infrastructure deployed in the regions you need to cut latency.
- Omnichannel agents across voice, chat and SMS.
- CRM, calendar, contact-center, webhook and API integrations.

Synthflow targets BPOs and enterprises in healthcare, finance and retail. Access goes through a demo request. Enterprise contracts start at $30,000 a year, with final pricing based on call volume, concurrency, telephony, integrations and launch support.

## More voice agents

- [ElevenLabs Agents](https://dontaskagain.com/elevenlabs.md): Platform for building and deploying voice and chat agents that handle support, sales and scheduling in 90+ languages
- [Sierra](https://dontaskagain.com/sierra.md): Platform for building customer-facing agents handling service and sales conversations across chat, voice and messaging
- [Decagon](https://dontaskagain.com/decagon.md): Customer service agents for enterprises that resolve requests across chat, voice and email
- [Vapi](https://dontaskagain.com/vapi.md): Developer platform for building, testing and deploying voice agents that answer and place phone calls
- [Retell AI](https://dontaskagain.com/retell.md): Voice agent platform for automating inbound and outbound phone calls like booking, support and collections
- [Bland](https://dontaskagain.com/bland.md): Enterprise voice agents that handle regulated phone calls like patient triage, claims and payment changes
- [PolyAI](https://dontaskagain.com/polyai.md): Enterprise dialog agents that resolve customer calls and chats end to end, built in Dialog Studio or via API
- [Hippocratic AI](https://dontaskagain.com/hippocratic-ai.md): Library of clinical voice agents that call patients for intake, outreach, care management and follow-up