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Retell AI vs 11x

Retell AI11x

Bottom line: Retell AI for developers building custom voice agent products; 11x for teams wanting to automate outbound SDR work.

Retell AIRetell AI

Build, test, and deploy production-grade AI voice agents that handle inbound and outbound phone calls.

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11x11x

AI "digital workers" for sales, including the Alice SDR and Julian phone agent.

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Votes00
PricingPaidPaid
CategoryVoice AgentsSales
Tags
voice-agentcall-automationvoice-ai
ai-sdroutbound-automationsalesai-agentsvoice-agent
Best for
  • Developers building custom voice agent products
  • Startups automating support or sales calls
  • Agencies deploying voice agents for clients
  • Teams wanting to automate outbound SDR work
  • Companies scaling outreach without hiring
  • Organizations comfortable running AI pilots
Pros
  • Transparent per-minute, pay-as-you-go pricing with no platform fee
  • Full feature access from day one, nothing locked behind higher tiers
  • Strong developer tooling: API, testing/simulation suite, webhooks, functions
  • Wide model and voice choice (GPT, Claude, ElevenLabs, Retell voices)
  • Extensive integration directory including Twilio, CRMs, and calendars
  • Automates time-consuming outbound SDR tasks
  • Alice 2.0 is a reported architectural rebuild
  • Adds AI voice outreach via Julian
  • Well-funded with top-tier investors
  • Integrates with major CRMs and outbound tools
Cons
  • Headline $0.07/min rate is misleading; real costs run $0.13-$0.31/min
  • Costs stack across LLM, TTS, and telephony, making budgeting complex
  • Enterprise plan is expensive, starting around $8,000
  • Steeper learning curve for non-developers building advanced flows
  • No permanent free plan, only $10 in starter credits
  • Faced scrutiny over inflated logos and revenue claims
  • Reported churn and a leadership change
  • Reviews cite generic output and heavy setup effort
  • No published pricing and high minimum contracts
  • No free plan or self-serve trial

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