Alternativen zu Retell AI im Jahr 2026

Retell AI beginnt bei From $0.07/min. Die Produkte unten stehen in denselben Kategorien.

Preis und Funktionen von Retell AI

1. 1

   Bland AI

   Bland builds and runs inbound and outbound phone agents, with pathways, transfers, and connectors to telephony and CRM tools. The site says the per-minute rate includes the language model, speech-to-text, and text-to-speech, and that telephony is billed separately.

   Preis: From $0.14/min. Geeignet für: Regulated teams that want a single per-minute voice rate

   Auch gelistet für Beste KI-Sprachagenten.

2. 2

   ElevenLabs Agents

   ElevenLabs Agents is a conversational AI product for voice and chat, with a workflow builder, knowledge base, and phone connectivity through a customer's telephony provider. The agents pricing page bills by call minutes and says LLM usage is extra.

   Preis: From $6/mo. Geeignet für: Teams that want voice agents with a free starting allowance

   Auch gelistet für Beste KI-Sprachagenten.

3. 3

   Lindy

   Lindy is a shared AI teammate in Slack, email, and iMessage that can research, draft, update tools, and take meeting notes. It ships with 40+ skills and says it connects to 1,000+ tools plus MCP. Actions that send or write wait for approval.

   Preis: From $29.99/user/mo. Geeignet für: Teams that want one assistant in Slack with a shared credit pool and an approval step before it sends or changes anything.

   Auch gelistet für Beste KI-Sprachagenten.

4. 4

   PolyAI

   PolyAI builds dialog agents in Dialog Studio and runs them on its own models, including the audio-native Dialog-RSN-1 model. The homepage cites resolution without a human agent on its largest deployments and lists SOC 2+ Type 2, ISO 27001, PCI DSS, and GDPR.

   Preis: Custom. Geeignet für: Contact centers that want enterprise voice agents on existing systems

   Auch gelistet für Beste KI-Sprachagenten.

5. 5

   Synthflow

   Synthflow designs, tests, and launches voice agents, and says it can connect through its own telephony or a customer's SIP trunk. The homepage names Cisco, Avaya, Genesys, and RingCentral among phone-system connections.

   Preis: From $30000/yr. Geeignet für: Enterprises deploying voice agents on existing telephony

   Auch gelistet für Beste KI-Sprachagenten.

6. 6

   Thoughtly

   Thoughtly responds to inbound leads by voice, SMS, or email, qualifies them, and books meetings, then logs the interaction to a CRM. The pricing page says voice, SMS, email, and workflows are in every plan.

   Preis: Not published. Geeignet für: Revenue teams that need immediate follow-up on inbound leads

   Auch gelistet für Beste KI-Sprachagenten.

7. 7

   Vapi

   Vapi provides orchestration, telephony, and monitoring so developers can configure voice, conversation flow, and integrations. The site says enterprise options include SSO, HIPAA, PCI, and SOC 2.

   Preis: From $0.05/min. Geeignet für: Developers and enterprises building their own voice agents

   Auch gelistet für Beste KI-Sprachagenten.

8. 8

   Voiceflow

   Voiceflow is a builder for conversational agents across web, app, WhatsApp, SMS, and voice. The site describes workflows, evaluations, and production environments, and says teams can choose major model providers or bring their own model.

   Preis: Not published. Geeignet für: CX teams that design and operate their own agents

   Auch gelistet für Beste KI-Sprachagenten.