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Best Agents For

Prices last checked 5 October 2026

Top Voiceflow Alternatives & Competitors in 2026

Voiceflow is platform for designing, launching, and iterating customer-service agents. Pricing starts at Not published. The products below sit in the same categories.

Voiceflow pricing and features

  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.

    Pricing: From $0.14/min. Best for: Regulated teams that want a single per-minute voice rate

    Also listed for Best AI Voice Agents.

  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.

    Pricing: From $6/mo. Best for: Teams that want voice agents with a free starting allowance

    Also listed for Best AI Voice Agents.

  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.

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

    Also listed for Best AI Voice Agents.

  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.

    Pricing: Custom. Best for: Contact centers that want enterprise voice agents on existing systems

    Also listed for Best AI Voice Agents.

  5. 5

    Retell AI

    Retell AI is a dashboard and API for building voice agents that handle inbound calls, outbound campaigns, chat, and SMS. The homepage says voice agents cost $0.07 to $0.31 per minute depending on model, voice, and add-ons, and that signup includes $10 in credits.

    Pricing: From $0.07/min. Best for: Teams that want usage-priced phone agents without an annual contract

    Also listed for Best AI Voice Agents.

  6. 6

    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.

    Pricing: From $30000/yr. Best for: Enterprises deploying voice agents on existing telephony

    Also listed for Best AI Voice Agents.

  7. 7

    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.

    Pricing: Not published. Best for: Revenue teams that need immediate follow-up on inbound leads

    Also listed for Best AI Voice Agents.

  8. 8

    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.

    Pricing: From $0.05/min. Best for: Developers and enterprises building their own voice agents

    Also listed for Best AI Voice Agents.