The text discusses the top 11 Text-to-Speech (TTS) AI models of 2024. These models are designed to synthesize speech that sounds as natural as possible in various languages and can be used for a variety of applications, including video games, GPS systems, audiobooks, chatbots, and more. The companies highlighted include ElevenLabs, Deepgram, WellSaid Labs, OpenAI TTS, LOVO, Speechify, Murf, PlayHT, Amazon Polly, Google's Text-to-Speech AI, and Microsoft Azure TTS AI. Each model has its unique strengths and is suitable for different use cases.