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Fiverr Pro
Nederlands
$
USD
I will build heygen liveavatar API, ai voice assistant, conversational ai saas app
Austin
Over deze dienst
HeyGen LiveAvatar API, AI Voice Assistant & Conversational AI SaaS App
I build custom HeyGen LiveAvatar API applications and production-ready Conversational AI SaaS platforms using Next.js, React & TypeScript. I create complete full-stack AI avatar solutions with real-time WebRTC voice streaming, user authentication, subscription billing, custom RAG knowledge bases & secure database session management tailored to monetize your business idea.
Want to see a live SaaS demo in action? Send me a DM, and I will share an interactive sample showing exactly how the real-time AI avatar app works!
FEATURES:
- HeyGen LiveAvatar API/SDK Integration
- Next.js & React SaaS Architecture
- Real-Time Voice Conversation
- Conversational AI
- UE5 Pixel Streaming
- AI Livestreaming Avatars
- 3D WebGL Avatars
- Interactive AI Agents
- Digital Twins
- Web & Mobile Applications
- SOC 2 & GDPR Compliant
API INTEGRATIONS:
- HeyGen LiveAvatar API
- OpenAI (GPT-4o)
- Anthropic Claude
- Stripe API
- ElevenLabs
- Supabase
- Google Calendar
USE CASES:
- AI ADHD Coaching
- Healthcare
- Telehealth Concierges
- EdTech SaaS
- Fintech & Banking Concierge
- Retail & E-Commerce AI Sales Agents
- Microskills Development
DM, and let's build your AI Concierge!
Maak kennis met Austin
Austin
ai developer
- Afkomstig uitPortugal
- Lid sindsjun 2026
- Gem. reactietijd1 uur
Talen
Engels, Spaans
HI I'm Austin an expert Python developer and software engineer. I use Python to design, build, and deploy applications. I also work on backend web development, AI, automation, and data analysis.
i specialize in building back-end applications, designing APIs, and integrating third-party systems.
Andere AI-development diensten die ik aanbied
Veelgestelde vragen
1. How can I monetize my AI avatar SaaS and control API usage costs?
Turn interactions into predictable revenue. I integrate Stripe with credit/token tracking in Supabase or PostgreSQL. Easily sell monthly tiers, charge per minute, or set strict usage caps to keep your API costs completely predictable and profitable.
2. How responsive are the HeyGen LiveAvatar voice conversations?
It delivers an ultra-smooth, lifelike video call experience. Powered by HeyGen's WebRTC streaming SDK and optimized Next.js server-side routes, the interaction achieves minimal audio-to-video latency with synchronized lip-movement. Preventing awkward delays and keeps your SaaS users engaged longer.
3. Can the AI avatar answer accurately using my SaaS product data or business docs?
Yes, with zero hallucinations. By setting up a custom Retrieval-Augmented Generation (RAG) pipeline using Pinecone vector databases, your avatar pulls answers directly from your uploaded PDFs, support docs, or web content. It delivers precise, branded responses tailored exclusively to your domain.
4. How do you protect my HeyGen and OpenAI API keys from being stolen?
Your API budget stays 100% secure. I build Next.js backend routes that issue temporary session tokens. Your master HeyGen, OpenAI, and ElevenLabs keys remain safely hidden in server environment variables, preventing key theft and unauthorized usage.
5. Can the avatar execute real actions like booking appointments or updating CRMs?
It acts as an automated AI employee. Using custom function calling, the avatar checks calendar availability, books live meetings (Google Calendar/Cal.com), captures leads, and instantly syncs data to HubSpot, Salesforce, or Zapier.
6. Can my users switch between different avatars, voices, or AI personalities?
Full Multi-persona flexibility. I build dynamic persona selectors into your React frontend. Users can switch between male/female avatars, select custom ElevenLabs voice clones/toggle between system prompts (e.g., switching from a friendly sales rep to an authoritative healthcare coach) in real time.
7. Will this AI avatar SaaS work smoothly on mobile browsers?
Flawless cross-device performance. Built with React, Tailwind CSS, and WebRTC standards, the entire user interface automatically adjusts to smartphones, tablets, and desktop displays. Microphone controls, avatar video feeds, and chat logs remain fully functional across all screen sizes.
