Amazon Polly

Amazon Polly is a cloud-based software tool developed by Amazon Web Services (AWS) that enables the conversion of text into lifelike speech. Using innovative deep learning technologies, Amazon Polly provides developers with the ability to create applications that include enhanced, human-like voice experiences.

Amazon Polly offers a wide array of voices and supports dozens of languages and dialects, giving businesses the flexibility to reach global audiences easily. Each voice is characterized by natural intonation and expressive speech styles, making the synthesized output closely mimic human speech patterns.

Polly allows for real-time streaming and has the capability to create high-quality audio files that can be distributed in various formats for offline use, which is ideal for podcasting, announcements, and public service applications. Advanced features include Speech Marks that enable detailed tracking of speech timings for applications like karaoke or captions, and Lexicon and Speech Synthesis Markup Language (SSML) support to customize and control pronunciations and vocal styles.

Additionally, Amazon Polly can be seamlessly integrated within different AWS ecosystems and other applications via robust APIs. This integration helps businesses automate voice activities, enhance customer interaction channels, and elevate accessibility features for applications catering to those with visual impairments or cognitive challenges.