ElevenLabs Agents vs Synthflow
A side-by-side comparison of capabilities, autonomy, integrations, and pricing to help you choose.
Short answer: choose ElevenLabs Agents if you want platform for building real-time voice and chat ai agents (Supervised agent, subscription); choose Synthflow if you want no-code platform to build and run ai voice agents for phone calls (Autonomous agent, usage).
| ElevenLabs Agents | Synthflow | |
|---|---|---|
| What it is | Platform for building real-time voice and chat AI agents | No-code platform to build and run AI voice agents for phone calls |
| Type | platform | platform |
| Autonomy | Supervised agent | Autonomous agent |
| Pricing | subscription · Free tier; paid plans from ~$5/mo + usage | usage · ~$0.09/min voice engine (LLM + telephony billed on top); free PAYG tier |
| Best for | developers, mid-market, enterprise | smb, mid-market, enterprise, developers |
| Deployment | saas, api | saas, api |
| Modalities | voice, text, api | voice, text, api |
| Models | proprietary, model-agnostic, claude, gpt, gemini | model-agnostic, gpt, proprietary |
| Protocols | mcp, function-calling, rest-api | rest-api, function-calling |
| Integrations | Twilio, Genesys, Vonage, Telnyx, Plivo, HubSpot | Twilio, Telnyx, RingCentral, Vonage, Salesforce, HubSpot |
| Capabilities | 4 documented | 4 documented |
ElevenLabs Agents
- +LLM-agnostic on top of best-in-class proprietary text-to-speech and its own speech-to-text
- +Strong first-class telephony story (Twilio, SIP, multiple carriers) with sub-second latency
- +Flexible build paths: no-code builder, SDKs, WebSocket API, function calling, and MCP
- -Layered, recently changed pricing (bundled minutes plus overage plus pass-through LLM cost) makes total cost hard to predict
- -Autonomy is bounded to configured tools, not autonomous out of the box
Synthflow
- +Genuinely no-code visual builder with fast setup, a common point of praise in reviews
- +In-house telephony plus broad SIP and CRM integration, with a white-label and reseller program for agencies
- +Natural low-latency voices (ElevenLabs) and a free pay-as-you-go tier to start
- -Per-minute cost adds up at volume once LLM and telephony are stacked on the voice-engine rate
- -LLM choice is OpenAI-centric in practice rather than fully model-agnostic
Which should you choose?
ElevenLabs Agents is platform for building real-time voice and chat ai agents, best for developers, mid-market, enterprise. Synthflow is no-code platform to build and run ai voice agents for phone calls, best for smb, mid-market, enterprise, developers. The right choice depends on the autonomy level you want, your existing integrations, and your budget, all compared above.
This comparison is generated from the sourced ElevenLabs Agents and Synthflow profiles. Open either profile to review its evidence and last-reviewed date.