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MM-AUDIO

MMAudio v2 generates realistic, synchronized sound based on video input. It captures motion, environment, and object context to produce accurate ambient and action-related audio. Ideal for enhancing cinematic realism without manual sound design.

Avg Run Time: 20.000s

Model Slug: mm-audio-v-2

Playground

Input

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Output

Example Result

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API & SDK

Create a Prediction

Send a POST request to create a new prediction. This will return a prediction ID that you'll use to check the result. The request should include your model inputs and API key.

Get Prediction Result

Poll the prediction endpoint with the prediction ID until the result is ready. The API uses long-polling, so you'll need to repeatedly check until you receive a success status.

Readme

Table of Contents
Overview
Technical Specifications
Key Considerations
Tips & Tricks
Capabilities
What Can I Use It For?
Things to Be Aware Of
Limitations

Overview

mm-audio-v-2 — Video-to-Video AI Model

mm-audio-v-2 from Meta's mm-audio family revolutionizes video production by generating realistic, synchronized audio directly from video inputs, eliminating the need for manual sound design. This video-to-video AI model analyzes motion, environmental cues, and object interactions to produce precise ambient sounds, action effects, and contextual audio that matches every frame. Developers and creators searching for Meta video-to-video solutions find mm-audio-v-2 ideal for adding cinematic realism to short-form videos effortlessly.

Powered by advanced multimodal processing, mm-audio-v-2 captures subtle details like footsteps on gravel or wind through trees, ensuring audio syncs perfectly with visuals for professional-grade results.

Technical Specifications

What Sets mm-audio-v-2 Apart

mm-audio-v-2 stands out in the competitive landscape of video-to-video AI models through its deep integration of visual context for audio generation, going beyond basic sound addition to interpret scene dynamics accurately. Unlike generic tools, it leverages Meta's expertise in multimodal AI to model environmental acoustics based on video elements, delivering outputs that feel authentically immersive.

  • Motion-synchronized audio synthesis: Processes video frames to generate sounds timed precisely to actions, such as syncing dialogue reverb to room size; this enables seamless enhancement of user-uploaded clips without post-production timing adjustments.
  • Context-aware ambient generation: Infers environment from visuals—like urban traffic or forest wildlife—to create layered soundscapes; users gain hyper-realistic audio tracks that elevate raw footage to broadcast quality.
  • Object-specific sound mapping: Detects and matches audio to individual elements, e.g., metallic clinks for tools or liquid splashes for pours; this specificity supports precise mm-audio-v-2 API integrations for automated video pipelines.

Technical specs include support for standard video formats up to high-resolution inputs, short-form durations ideal for social media, and efficient processing times suitable for real-time workflows.

Key Considerations

  • Ensure video input is of sufficient quality and contains clear visual cues for optimal audio generation
  • Best results are achieved when the video has distinct motion or environmental changes that the model can interpret
  • Avoid using videos with excessive visual noise or rapid, ambiguous transitions, as these can reduce audio accuracy
  • There is a trade-off between generation speed and audio fidelity; higher quality settings may increase processing time
  • Prompt engineering (if supported) can guide the model toward specific audio styles or emphasis, but overly complex prompts may yield inconsistent results

Tips & Tricks

How to Use mm-audio-v-2 on Eachlabs

Access mm-audio-v-2 seamlessly on Eachlabs via the Playground for instant testing—upload your video, add optional prompts for audio style, and generate synchronized tracks in moments. For production, use the mm-audio-v-2 API or SDK with video inputs and parameters like duration or intensity settings to output high-quality WAV files. Eachlabs delivers fast, scalable access to this Meta powerhouse.

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Capabilities

  • Generates synchronized, context-aware audio that matches on-screen motion and environmental cues
  • Produces high-quality ambient and action-related sounds without manual sound design
  • Adapts to a wide range of video genres, including cinematic, animation, and documentary footage
  • Supports professional audio formats and sample rates suitable for post-production workflows
  • Demonstrates strong temporal alignment between visual events and generated audio, enhancing immersion and realism

What Can I Use It For?

Use Cases for mm-audio-v-2

Video creators enhancing raw footage: Upload a silent clip of a bustling market, and mm-audio-v-2 generates vendor calls, footsteps, and ambient chatter synced to movements, perfect for video-to-video AI model users seeking quick cinematic upgrades without recording audio on-site.

Marketers producing product demos: For e-commerce videos, input a product pour video with prompt "add realistic liquid glug and fizz sounds in a bright kitchen setting"; the model outputs synchronized effects that boost engagement, ideal for teams needing Meta video-to-video tools for polished ads.

Developers building AI video apps: Integrate the mm-audio-v-2 API to automate sound addition for user-generated content platforms, where it analyzes action clips to append context-specific noises like crowd cheers for sports highlights, streamlining app features for viral content.

Film editors prototyping scenes: Feed rough cuts of outdoor action, and receive ambient layers like rustling leaves or echoing gunshots matched to visuals; this accelerates pre-vis workflows for indie directors using advanced audio generation.

Things to Be Aware Of

  • Some users report experimental features, such as style conditioning or prompt-based guidance, that may not be fully stable across all scenarios
  • Known quirks include occasional mismatches in audio timing for very fast or ambiguous visual transitions
  • Performance benchmarks indicate that longer or higher-resolution videos require more computational resources and processing time
  • Consistency of output can vary depending on input complexity; simpler scenes yield more reliable results
  • Positive feedback highlights the model's ability to save time and reduce manual labor in sound design, with many users praising the naturalness of the generated audio
  • Common concerns include occasional artifacts in complex scenes and the need for post-processing to achieve studio-grade results

Limitations

  • May struggle with highly abstract or visually ambiguous video content where motion cues are unclear
  • Not optimal for scenarios requiring precise, user-controlled sound effects or highly customized audio layers
  • Resource-intensive for long or high-resolution videos, potentially limiting real-time or large-scale batch processing

Pricing

Pricing Type: Dynamic

Charge $0.001 per second

Pricing Rules

ParameterRule TypeBase Price
duration
Per Unit
Example: duration: 8 × $0.001 = $0.008
$0.001