First, match the provider to the call job

Compare ElevenLabs Agents and Retell AI for AI phone agents, then match channels, workflows, and deployment models to your call flow.

ElevenLabs Agents checked 2026-10-09; Retell AI checked 2026-09-04.

Use the table below to compare each provider’s documented scope.

Before you decide

ElevenLabs Agents vs Retell AI: buying questions

How should I compare ElevenLabs Agents and Retell AI pricing?

ElevenLabs Agents: Monthly plans include call minutes and concurrency. LLM usage is billed separately; external telephony providers bill their own carrier charges. Enterprise terms are custom. Retell AI: Pay-as-you-go per-minute component pricing with optional add-ons; Enterprise uses custom volume pricing and terms. Ask both vendors to quote the same expected workload, required channels, and implementation scope. Include required subscriptions and usage charges before comparing the total; the listed starting prices alone may cover different work.

Can ElevenLabs Agents and Retell AI use my existing data?

The recorded knowledge and data sources for ElevenLabs Agents include Knowledge-base documents from files, URLs and text; Retrieval-augmented generation (RAG). For Retell AI, they include Not publicly documented. Ask each provider to demonstrate access for the exact systems you use, with permissions, freshness, and failure behavior. A source missing from this directory is not proof that a provider cannot support it.

What should I test in a ElevenLabs Agents vs Retell AI pilot?

Use the same representative calls, approved instructions, and escalation rules in both pilots. How does it handle interruption and uncertainty? Which actions can it complete, and which require approval? What context reaches a human during transfer? Record conversation quality, completed tasks, human handoffs, and total cost in the buyer worksheet. Check these specific cautions before launch: ElevenLabs Agents: Voice cloning requires authorization and governance. Budget for LLM usage, external carrier charges, overage and concurrency. Warm transfer messages require native Twilio; SIP REFER requires trunk support and has no warm message. Retell AI: Component rates may not equal complete cost. Confirm concurrency, premium model/voice, transfer, storage, QA, and carrier charges.

Record your requirements and pilot results in the buyer worksheet →

Swipe or scroll the table to see every column.

Features, pricing, and fit
CriterionElevenLabs AgentsRetell AI
Provider typeVoice agent platform and speech APIVoice agent platform
Best fitTeams that need a managed voice library and agent workflows spanning telephony, web, and mobile.Teams comparing a managed agent builder with both visual flow design and API/SDK control.
Key capabilitiesvoice library; custom voices; tools; knowledge bases; phone and web agentsinbound and outbound agents; flow builder; testing; analytics; functions; SIP
Team sizesstartup; mid-market; enterprise; developerstartup; mid-market; enterprise; developer
Call surfacesphone / PSTN; SIP; web voice; mobile; API / SDKphone / PSTN; API / SDK
Voice stackCascaded STT-LLM-TTS using ElevenLabs voicesConfigurable STT-LLM-TTS pipeline with custom LLM option
TelephonyNative Twilio integration; SIP trunks for inbound and outbound callsmanaged numbers; SIP trunking; bring-your-own telephony
Call controlsConfigurable turn-taking, interruptions and timeouts; Human transfer with channel-specific conference, blind and SIP REFER modesNot publicly documented
LanguagesMultilingual voice configuration; verify speech recognition, selected model and voice coverage for each required language.Not publicly documented
IntegrationsClient, webhook, code and MCP toolsNot publicly documented
Knowledge and dataKnowledge-base documents from files, URLs and text; Retrieval-augmented generation (RAG)Not publicly documented
Pricing modelMonthly plans include call minutes and concurrency. LLM usage is billed separately; external telephony providers bill their own carrier charges. Enterprise terms are custom.Pay-as-you-go per-minute component pricing with optional add-ons; Enterprise uses custom volume pricing and terms.
Pricing signalRegular monthly: Free 15 min; Starter $6/75, Creator $22/275, Pro $99/1,238, Scale $299/3,738, Business $990/12,375 min. Extra minutes $0.08; concurrency burst $0.16. LLM and external carrier charges are separate.Vendor range $0.07-$0.31/min; infrastructure $0.055, typical TTS $0.015, telephony $0.015, KB $0.005, guardrails $0.005, PII removal $0.01, and QA $0.10 after 100 minutes.
Free plan or trialFree plan includes 15 minutes.Not publicly documented
What stands outElevenAgents combines ElevenLabs voice selection and cloning with visual workflow building, custom LLM options, conversation controls, and evaluation tooling.Retell documents two agent shapes—node-based flows and single prompts—and pairs them with built-in telephony, knowledge, tools, analytics, and MCP/API access.
ConsiderationsVoice cloning requires authorization and governance. Budget for LLM usage, external carrier charges, overage and concurrency. Warm transfer messages require native Twilio; SIP REFER requires trunk support and has no warm message.Component rates may not equal complete cost. Confirm concurrency, premium model/voice, transfer, storage, QA, and carrier charges.

ElevenLabs Agents: fit and scope

Teams that need a managed voice library and agent workflows spanning telephony, web, and mobile.

ElevenAgents combines ElevenLabs voice selection and cloning with visual workflow building, custom LLM options, conversation controls, and evaluation tooling.

Retell AI: fit and scope

Teams comparing a managed agent builder with both visual flow design and API/SDK control.

Retell documents two agent shapes—node-based flows and single prompts—and pairs them with built-in telephony, knowledge, tools, analytics, and MCP/API access.

Verify current pricing, limits, security, and required integrations directly with each provider before purchasing.

Evaluate language support in real calls

Test recognition, speech quality, interruptions, language switching, tool use, and human transfer with your own calls in the required language. Availability can vary by model, plan, and phone route.

DocsBot documents multilingual voice workflows and Japanese support. Verify the exact voice, phone path, and transfer behavior in your pilot. Review DocsBot language information ↗

Other providers’ language claims reflect cited vendor material; confirm Japanese and other required languages directly with each provider.

Listing does not imply endorsement or a performance guarantee. This directory is published by DocsBot. Editorial policy

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