Sound-Generation

Basic Information

ElevenLabs’ Sound-generation feature uses an API to convert text descriptions into high-quality audio effects. It supports two input methods—natural language and audio terminology—and allows precise control over the duration, style, and complexity of sound effects. The maximum duration for a single sound effect generation is 30 seconds; sound effects longer than 30 seconds can be seamlessly looped using the looping function.

Core Features

• Precise Duration Control: Supports custom duration settings from 0.1 to 30 seconds. If no duration is specified, the system will automatically determine the length based on the prompt, meeting the duration requirements of different scenarios.
• Seamless Looping Function: For scenes longer than 30 seconds, you can enable looping mode to generate sound effects without obvious start or end points, ideal for background elements such as ambient sounds and environmental textures.
• Prompt Influence Adjustment: Offers two adjustment levels—high and low. The high level generates sound effects that more closely match the literal meaning of the prompt, while the low level introduces greater creative variation.
• Multi-Type Generation Support: Can generate basic single sound effects, multi-segment sequential sound effects, and even musical components, such as drum beats and brass instruments with specified rhythms and keys.

Technical Highlights

• Double Input Understanding Capability: Simultaneously supports both natural language descriptions and professional audio terminology—for example, “distant thunder” in natural language or “one-shot impact sound” in audio terminology—lowering the barrier to entry for users with varying levels of expertise.
• High-Quality Audio Output: Generated sound effects meet professional production standards, making them suitable for high-demand scenarios such as movie trailers. Musical components can be precisely matched to specific tempos (e.g., 90 BPM) and keys (e.g., F minor).
• Sequence Logic Parsing: Accurately identifies and reproduces event sequences in prompts—for example, “footsteps on gravel, followed by a metal door opening”—generating multi-segment sound effects with coherent logic.

Application Scenarios

• Film and Video Production: Generate cinematic-quality sound effects for movies and trailers, including ambient sounds and impact sounds, to enhance the emotional impact of visuals.
• Game Development: Create customized game sound effects, including character action sounds, scene environment sounds, and prop interaction sounds, to elevate player immersion.
• Video Content Creation: Generate auxiliary sound effects, ambient sounds, and Foley sounds for short videos, podcasts, and other content types, enriching the overall content layers.
• Audio Content Creation: Generate looping music components and atmospheric synth pads for use in audiobook background sounds, podcast transition sounds, and other similar scenarios.