Freemium
Amazon Polly
Text to Speech
AWS cloud TTS service with lifelike neural voices at scale
AWS's mature neural TTS service, pay-as-you-go and easy to embed into products.
Text to SpeechAI APIs
百川智能 api — AI APIs for document processing, development, APIs
百川智能 api is a AI APIs product. Its main use cases include document processing, development, APIs. Visit the official site for the latest plans.
Text to Speech
AWS's mature neural TTS service, pay-as-you-go and easy to embed into products.
Speech Recognition
ASR API that goes beyond transcription with summaries, diarization and moderation.
Text to Speech
Sonic is a state-space TTS model with millisecond latency for real-time voice agents.
Speech Recognition
A fast, accurate speech-to-text API with strong streaming support, popular for voice apps.