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InfiniteTalk - AI talking avatar generation with natural expressions and lip sync
Available on WaveSpeed

InfiniteTalk — AI Talking Avatar from a Single Photo

WaveSpeed's AI avatar model — turn a single photo into a 10-minute talking avatar with natural facial expressions, lip sync, and two-character support.

AI-Powered Talking Avatars

InfiniteTalk transforms a single photo into a lifelike talking avatar with natural expressions, precise lip sync, and extended duration support.

Natural Facial Expressions

InfiniteTalk generates realistic facial movements — eyebrow raises, smiles, head tilts, and micro-expressions that match the tone and emotion of the spoken content.

Natural Facial Expressions - InfiniteTalk generates realistic facial movements — eyebrow raises, smiles, head

Precise Lip Synchronization

Audio-driven lip sync ensures mouth movements match speech with frame-level accuracy. Supports multiple languages and speaking styles for natural-looking results.

Precise Lip Synchronization - Audio-driven lip sync ensures mouth movements match speech with frame-level accu

Extended Duration Support

Generate talking avatar videos up to 10 minutes long from a single photo. Two-character support enables dialogue and conversation scenarios.

Extended Duration Support - Generate talking avatar videos up to 10 minutes long from a single photo. Two-ch

InfiniteTalk on WaveSpeed vs. Traditional Avatar Generation

See why teams choose InfiniteTalk on WaveSpeed over self-hosted alternatives.

Expression quality
Stiff, unnatural facial movements
Natural micro-expressions and emotion matching
Lip sync accuracy
Misaligned mouth movements
Frame-level audio-driven lip sync
Video duration
Limited to short clips
Up to 10 minutes from a single photo
Multi-character
Single character only
Two-character dialogue support
Infrastructure
Self-hosted GPU management
Fully managed, auto-scaling
Cost
$3,000+/mo reserved GPU
Pay per generation, no minimum

Performance at a Glance

InfiniteTalk on WaveSpeed delivers reliable AI avatar generation at scale.

10minMax video duration
2Characters supported
99.99%Uptime SLA
$0No upfront costs

Integrate in Minutes

Production-ready SDKs for Python and JavaScript. REST API with full OpenAPI spec. Webhook support for async jobs.

  • Single photo to talking avatar conversion
  • Up to 10-minute video generation
  • Python & JavaScript SDKs + REST API
import wavespeed
output = wavespeed.run(
"wavespeed-ai/infinitetalk",
{
"prompt": "A girl walking through a field of golden light",
"image_url": "https://example.com/input.png",
}
)
print(output["outputs"][0])

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1000+ models across image, video, audio, and 3D — all through one API.

FAQ

InfiniteTalk is WaveSpeed's AI avatar model that transforms a single photo into a talking avatar with natural facial expressions, precise lip sync, and support for extended video durations.

InfiniteTalk supports video generation up to 10 minutes in length from a single input photo, making it suitable for presentations, tutorials, and marketing content.

Yes. InfiniteTalk supports two-character scenarios, enabling dialogue and conversation scenes with independent lip sync and expressions for each character.

InfiniteTalk supports lip synchronization across multiple languages, with accurate mouth movements matching the phonetics of the audio input.

InfiniteTalk uses WaveSpeed's pay-per-generation pricing based on video duration. Visit the pricing page for current rates.

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