InfiniteTalk : Turn a photo into a 10-minute talking AI avatar—supports two characters.

InfiniteTalk : Turn a photo into a 10-minute talking AI avatar—supports two characters.

InfiniteTalk is a state-of-art AI avatar model by WaveSpeedAI.

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Single Avatar
Multi Avatar
Dub video
Image

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Audio

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Key Features

Natural facial expression and vibrant postures

Beyond basic lip-sync, InfiniteTalk renders micro-expressions, gaze shifts, and fluid head-and-shoulder movement, delivering avatars that feel present and emotionally convincing. You can see following comparison.

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Infinite talk

Kling v1 AI avatar

Omnihuman

Script: Welcome to the course! I'm Elara, your virtual guide. Forget the static lectures you're used to. Together, we're going to make history come alive in a way that's both interactive and deeply engaging. My goal is to help you not just learn the material, but connect with it. Let's begin our journey!

Multi speaker

Built for dialogue, InfiniteTalk Multi maps each voice to its own lip and expression track, keeping identity stable while animating emphasis and rhythm for both speakers. Ideal for customer demos, podcasts, and skits.

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Two speakers’ audio

Image with two people

Image with two people

Final outcome

Up to 10-Minute AI Avatar Generation

Built for long-form dialogue, generate continuous takes up to 10 minutes with stable identity, phoneme-accurate lip sync, and expressive pacing—no stitchy resets.

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Audio

Video

Video

Final outcome

Using cases

Customer Service: Digital-human support handles common queries quickly so humans tackle the hard ones.

Digital actors: Digital actors handle reshoots and inserts on demand, letting directors protect schedule and budget.

Music Videos : Turn a single image and track into a lifelike singing AI avatar—duets included.

Live streaming commerce: Spin up an always-on AI host that demos products, multilingual lip-sync, two-speaker segments, up to 10 minutes per take.

Speech: Turn a single photo and a voice track into a lifelike keynote speaker—natural delivery, multilingual, up to 10 minutes per take.

Podcast: Turn hosts and guests into on-camera AI presenters from a photo + audio—two-speaker ready, multilingual, up to 10 minutes per take.

Articles about InfiniteTalk

Q & A

Can I animate an existing silent video?
Yes. Video-to-video maps lip-sync and expressions onto a silent clip while preserving identity and scene context.
What’s the maximum duration?
Up to 10 minutes per generation.
Is it real-time/live?
No. It’s asynchronous generation. Trigger segments via API/webhook and cue them in your pipeline or stream.
Which languages work?
Any language carried by your audio. Quality depends on clarity and pronunciation in the track.
Seedream 4.0