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
Overview
BlueLm蓝心大模型 is listed in our AI APIs directory. Features and pricing may change, so verify on the official site.
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AssemblyAI
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Speech-to-text API with built-in summarization and insights
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Speech RecognitionAI APIs
Freemium
Cartesia
Text to Speech
Ultra-low-latency Sonic TTS API built for real-time voice agents
Sonic is a state-space TTS model with millisecond latency for real-time voice agents.
Text to SpeechAI APIs
Freemium
Deepgram
Speech Recognition
Fast, developer-favorite speech-to-text API for voice apps
A fast, accurate speech-to-text API with strong streaming support, popular for voice apps.
Speech RecognitionAI APIs