Suno AI Launches Version 4.5 with Smarter Prompts and Better Music Creation
On May 1, 2025, Suno AI has unveiled version 4.5 of its AI-powered music generation platform, introducing significant improvements in audio fidelity, vocal expression, and song duration.
Key Features
Smarter Prompts: The system now better understands detailed descriptions, giving users more control through text.
Expanded Genre Support and Adherence: Version 4.5 offers a broader range of genre options, ensuring that generated music closely aligns with selected styles and combinations.
Improved Vocal Range and Emotional Depth: The update enhances vocal synthesis, delivering more expressive and emotionally resonant performances.
Extended Song Lengths: Users can now create songs up to eight minutes long, maintaining audio quality and coherence throughout the track.
Enhanced Covers and Personas Features: The “Covers” function retains more melodic details, and “Personas” allows users to remix voice, style, and structure simultaneously, offering greater creative flexibility.
Faster Generation Speeds: The update offers quicker song generation times, enhancing workflow efficiency for creators.
Commercial Use: Suno AI 4.5 is available to Pro and Premier users, with outputs under these plans including full commercial rights, enabling creators to monetize their AI-generated music across various platforms.
These updates address previous concerns regarding audio degradation and artifacts, such as the “shimmer” effect, enhancing the overall user experience.
Background
Prior to the release of Suno V4.5, the company introduced version 4.0 on November 15, 2024.
Version 4.0 introduced the “Remaster” feature, allowing users to enhance previously created songs,extended song durations up to four minutes and the “ReMi” lyrics model, offering edgier and more unique lyrical content.
These enhancements laid the groundwork for the subsequent improvements seen in version 4.5.
AI Music Race Heats Up Amid Ethical and Industry Shifts
Suno faces rising competition as Google launched Music AI Sandbox with Lyria 2 and SynthID, while Stability AI released Stable Audio 2.0.
NVIDIA unveiled Fugatto but withheld release over ethical concerns.
Streaming giants like Spotify and Universal are reshaping policies to address the growing impact of AI-generated music on platforms.
News Gist
On May 1, 2025, Suno AI launched version 4.5, featuring smarter prompt handling, enhanced vocals, longer songs, and faster generation.
It supports more genres and offers full commercial rights, aiming to stay competitive in the evolving AI music landscape.