For state-of-the-art AI models for audio processing and content creation, you might want to check out Music AI. This service provides a broad range of Audio Intelligence models that can be used by businesses and developers to create advanced audio products. It has an intuitive interface, flexible integration options, robust data security and a range of deployment options. It's a good option for music tech and content creators who need scalable infrastructure and customizable audio APIs.
Another good option is Stability AI, which offers a range of generative AI models across several domains, including audio. With models like Stable Audio 2.0 for high-quality music and sound effects, it's designed to bring AI to anyone who wants to use it, whether developers or researchers. The service has flexible membership options and the ability to self-host, which makes it useful for a wide range of projects.