Introducing Amazon Polly Bidirectional Streaming: Real-time speech synthesis for conversational AI

📰 AWS Machine Learning

Amazon Polly introduces Bidirectional Streaming API for real-time text-to-speech synthesis in conversational AI

intermediate Published 26 Mar 2026
Action Steps
  1. Start sending text to the Bidirectional Streaming API
  2. Receive audio simultaneously while sending text
  3. Use the API for conversational AI applications with incremental text or audio generation
  4. Integrate the API with large language models (LLMs) for dynamic responses
Who Needs to Know This

Conversational AI developers and engineers on a team can benefit from this new API as it enables real-time speech synthesis, while product managers can leverage it to improve user experience

Key Insight

💡 The Bidirectional Streaming API allows for simultaneous sending and receiving of text and audio, enabling more natural conversational AI interactions

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🗣️ Amazon Polly's new Bidirectional Streaming API enables real-time text-to-speech synthesis for conversational AI
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