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Zelili AI

Voiceflow

From Voiceflow

No-Code Platform for Building and Scaling AI Chat and Voice Agents – Collaborative Design with Full Control and Observability
Tool Release Date

1 Jan 2019

Tool Users
200K+
0.0

Pricing Model

Starting Price

$60/Month

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About This AI

Voiceflow is a collaborative no-code/low-code platform for product teams to design, prototype, test, deploy, and scale AI agents for chat and voice interactions.

It enables building human-like conversational agents across channels like web chat, messaging apps, phone calls, and more with visual flows, code editors, functions, and strong API capabilities.

Key strengths include combining visual builder with generative AI architecture, deep customization, guardrails, observability, and integration with any LLM or tech stack without vendor lock-in.

Teams can collaborate in real-time, manage knowledge sources, deploy securely, and monitor performance for customer support, sales, onboarding, internal tools, and beyond.

Founded in 2019, it serves over 200,000 users and 4,000+ customers including Fortune 500 companies, with high ratings (4.8/5) for ease and versatility.

Pricing is freemium: free Starter plan for basics (limited projects/agents), Pro at $60/month for individuals/small teams, Business at $150/month for growing teams with unlimited agents, and Enterprise custom for large-scale needs.

Credits power AI usage (LLMs, voice calls, etc.), with calculator for estimation; annual billing saves costs.

Voiceflow excels at accelerating AI agent development with speed, control, and scalability for ambitious teams in CX, product, and engineering.

Key Features

  1. Visual drag-and-drop builder: Design conversational flows, logic, and interfaces without code
  2. Code editor and functions: Add custom logic, APIs, and JavaScript for advanced control
  3. Multi-channel deployment: Launch agents on web, voice (phone), messaging apps, and more
  4. LLM integration: Use any model (OpenAI, Anthropic, etc.) with fallback and customization
  5. Knowledge sources: Upload data, connect databases, or use RAG for accurate responses
  6. Guardrails and safety: Control outputs, avoid hallucinations, and ensure compliance
  7. Observability and analytics: Track performance, user interactions, and agent behavior
  8. Collaboration tools: Real-time team editing, version history, and workspaces
  9. Voice agent capabilities: Build human-like phone agents with concurrency support
  10. API and extensibility: Integrate with any stack, send events, and embed agents

Price Plans

  1. Starter/Free ($0): 1 editor, 2 projects/agents, limited credits/knowledge sources, 7-day version history, basic support; ideal for prototyping or hobbyists
  2. Pro ($60/Month or $648/Year): 2 workspaces, 3K knowledge sources, all LLMs, up to 20 agents, 5 concurrent voice calls, 30-day history, community/priority support
  3. Business ($150/Month or $1620/Year): 5 workspaces, 10K knowledge sources, unlimited agents/projects/history, LLM fallbacks, priority support, custom privacy
  4. Enterprise (Custom Annual): Unlimited everything, custom/private cloud, dedicated training, migration, SSO, professional services, invoice billing

Pros

  1. Powerful no-code/low-code hybrid: Visual speed plus code flexibility for complex agents
  2. Strong collaboration: Teams build together with version control and shared workspaces
  3. Channel-agnostic: Same design deploys to chat, voice, and apps seamlessly
  4. High scalability: Handles enterprise volume with observability and security
  5. Trusted by big names: Used by Fortune 500 and thousands of teams
  6. Generous free tier: Starter plan for prototyping and small projects
  7. Continuous updates: Frequent improvements in AI capabilities and integrations

Cons

  1. Paid for serious use: Pro starts at $60/month; credits add up for heavy LLM/voice usage
  2. Learning curve for advanced: Code/functions require some technical knowledge
  3. Credit-based costs: Usage beyond base can increase bills unpredictably
  4. Voice concurrency limits: Free/Pro have caps (e.g., 5 concurrent calls in Pro)
  5. No offline/local mode: Fully cloud-based; requires internet
  6. Enterprise custom only: Large-scale needs require sales contact and higher pricing
  7. Potential overkill for simple bots: Feature-rich may be complex for basic needs

Use Cases

  1. Customer support automation: Build agents that resolve tickets, answer queries, and escalate intelligently
  2. Sales and lead qualification: Conversational bots for discovery, qualification, and scheduling
  3. Onboarding and user guidance: Interactive AI assistants for product tours or tutorials
  4. Voice phone agents: Human-like call handling for support or sales
  5. Internal tools: Knowledge bots for teams, HR, or ops queries
  6. E-commerce personalization: Product recommendations and checkout assistance
  7. Multi-channel experiences: Consistent agents across web, app, voice, messaging

Target Audience

  1. Product and CX teams: Building scalable AI agents for customer channels
  2. Software engineers and AI builders: Needing control without full custom code
  3. Agencies and consultants: Creating client bots quickly and collaboratively
  4. Enterprise companies: Fortune 500 scaling conversational AI securely
  5. Startups and small teams: Prototyping and launching agents affordably
  6. Developers exploring voice/chat: Visual tool for rapid iteration

How To Use

  1. Sign up free: Create account at voiceflow.com and start with Starter plan
  2. Create project: New workspace/project; choose chat or voice agent type
  3. Build visually: Drag blocks for flows, intents, responses, and logic
  4. Add knowledge/LLM: Upload data sources, select models, set guardrails
  5. Test and iterate: Use built-in tester, debug steps, and analytics
  6. Deploy: Publish to web widget, API, voice channels, or integrations
  7. Monitor and scale: Track usage in dashboard; upgrade plan for more agents/credits

How we rated Voiceflow

  • Performance: 4.7/5
  • Accuracy: 4.6/5
  • Features: 4.8/5
  • Cost-Efficiency: 4.4/5
  • Ease of Use: 4.8/5
  • Customization: 4.7/5
  • Data Privacy: 4.6/5
  • Support: 4.5/5
  • Integration: 4.7/5
  • Overall Score: 4.7/5

Voiceflow integration with other tools

  1. Developer APIs: Connect to any data source, LLM, or backend for custom logic and knowledge
  2. Segment and Analytics: Send interaction events for tracking and measurement
  3. Popular Channels: Deploy to web chat, messaging apps (WhatsApp, etc.), voice platforms
  4. Knowledge Bases: Integrate with databases, documents, or external sources via APIs
  5. Team Tools: Collaborate via workspaces; potential Zapier or custom webhook support

Best prompts optimised for Voiceflow

  1. Not applicable - Voiceflow is a no-code visual builder for AI agents/chatbots, not a prompt-based generative tool like text-to-video or LLMs. It uses drag-and-drop flows, intents, and LLM integrations rather than manual text prompts for content creation.
Voiceflow is a powerful no-code platform for teams building sophisticated chat and voice AI agents with visual flows, LLM flexibility, and strong observability. It shines for collaborative development and scaling CX solutions. Free Starter suits prototyping, while Pro ($60/month) unlocks serious use. Great for product/CX teams needing control without heavy coding.

FAQs

  • What is Voiceflow?

    Voiceflow is a no-code/low-code collaborative platform for designing, testing, deploying, and scaling AI chat and voice agents with visual flows, LLM integration, and observability.

  • When was Voiceflow founded?

    Voiceflow was founded in 2019 to make building conversational AI easier after frustrations with existing tools.

  • How many users does Voiceflow have?

    Voiceflow serves over 200,000 users and 4,000+ customers, including many Fortune 500 companies, as of 2026.

  • Is Voiceflow free to use?

    Yes, it has a free Starter plan for basics (limited projects/agents); Pro starts at $60/month, Business at $150/month, Enterprise custom.

  • What pricing model does Voiceflow use?

    Freemium with per-editor seats plus usage-based credits for AI/voice; annual billing saves 10%; credits calculator estimates needs.

  • What channels does Voiceflow support?

    Agents deploy across web chat, voice/phone calls, messaging apps, and more with the same visual design.

  • Who is Voiceflow best for?

    Product teams, CX/support, agencies, and enterprises building scalable AI agents collaboratively without heavy engineering.

  • Does Voiceflow require coding?

    No-code visual builder for most use; optional code editor/functions for advanced logic and integrations.

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