Best AI Avatar & Lipsync Models in 2026: Complete Guide with FAL.AI

import { fal } from "@fal-ai/client";

fal.config({ credentials: process.env.FAL_KEY });

// Aurora - Best quality avatar (Image + Audio)
const result = await fal.subscribe("fal-ai/creatify/aurora", {
  input: {
    image_url: "https://example.com/portrait.jpg",
    audio_url: "https://example.com/speech.wav",
    prompt: "4K studio interview, medium close-up. Soft key-light, steady eye-contact.",
    resolution: "720p",          // 480p or 720p
    guidance_scale: 1,           // Text prompt adherence
    audio_guidance_scale: 2      // Audio adherence
  },
  logs: true,
  onQueueUpdate: (update) => {
    if (update.status === "IN_PROGRESS") {
      update.logs.map((log) => log.message).forEach(console.log);
    }
  },
});
console.log(result.data.video.url);

// Omnihuman - Emotional expression (Image + Audio)
const emotional = await fal.subscribe("fal-ai/bytedance/omnihuman/v1.5", {
  input: {
    image_url: "https://example.com/portrait.jpg",
    audio_url: "https://example.com/speech.mp3"
  }
});

// MultiTalk - Text-to-Avatar with built-in TTS (simplest)
const textAvatar = await fal.subscribe("fal-ai/ai-avatar/single-text", {
  input: {
    image_url: "https://example.com/portrait.jpg",
    text: "Hello! Welcome to our product demo.",
    language: "en"
  }
});

// Sync Lipsync 2.0 - Video dubbing (Video + Audio)
const dubbed = await fal.subscribe("fal-ai/sync-lipsync/v2", {
  input: {
    video_url: "https://example.com/original.mp4",
    audio_url: "https://example.com/new-audio.mp3"
  }
});