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AI Text to Speech Tools

Azure Speech

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Introduction
Azure Speech in Foundry Tools provides APIs and SDKs for speech-to-text, text-to-speech, speech translation, and speaker recognition.
Added on
10/23/2026
Pricing
Freemium
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PRODUCT OVERVIEW

What is Azure Speech?

Azure Speech in Foundry Tools (formerly Azure AI Speech) is a Microsoft Azure service that gives developers prebuilt, customizable, multilingual speech AI models. It provides APIs and SDKs for speech-to-text, text-to-speech, speech translation, and speaker recognition, with SDKs in several programming languages including C#, C++, and Java. Teams use it to build conversational AI, post-call analytics, video summarization, and voice-first agents, and it is positioned as part of the Foundry toolkit for agentic AI applications. Access is through an Azure account with pay-as-you-go consumption or a free Azure trial of up to 30 days.

How to use Azure Speech

  1. 1

    Create an Azure account

    Sign up for an Azure account with pay-as-you-go billing or start the free Azure trial of up to 30 days.

  2. 2

    Create a Speech resource

    Provision an Azure Speech resource in the Azure portal or through Microsoft Foundry to obtain access for your application.

  3. 3

    Integrate an SDK or API

    Use the speech-to-text, text-to-speech, translation, or speaker recognition APIs through SDKs such as C#, C++, or Java.

Azure Speech Features

Speech-to-text recognition

Text-to-speech synthesis

Speech translation

Speaker recognition

SDKs in C#, C++, and Java

Prebuilt, customizable, multilingual speech models

Part of Foundry Tools for building agentic AI applications

Azure Speech Use Cases

  • Conversational AI experiences

  • Post-call analytics

  • Video summarization

  • Voice-first agents in Microsoft Foundry

Azure Speech FAQs

It is the Microsoft Azure service, formerly called Azure AI Speech, that provides APIs for speech-to-text, text-to-speech, translation, and speaker recognition.

No. The service still offers the same capabilities, such as speech recognition, text-to-speech, and translation, but is now positioned within the Foundry toolkit.

It supports speech to text, text to speech, and speech translation, offered through SDKs in several programming languages including C#, C++, and Java.

The documented SDKs include C#, C++, and Java.

It is billed through Azure consumption-based pricing, where you pay only for the resources you use; per-unit rates are listed on the Speech Services pricing page.

Yes. You can start with an Azure account using pay-as-you-go billing or try Azure free for up to 30 days.

Documented examples include conversational AI, post-call analytics, video summarization, and voice-first agents built in Microsoft Foundry.

Speech supports an ever-growing set of languages; the current list is linked from the official Azure Speech page.

Azure Speech Official Information

Company
Microsoft
Website
https://azure.microsoft.com/en-us/products/ai-services/ai-speech
Documentation
https://learn.microsoft.com/en-us/azure/

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Azure Speech Pricing

Freemium

Azure Speech is billed through Azure consumption-based pricing; a free Azure trial of up to 30 days is available. Specific per-unit rates are listed on the Speech Services pricing page.

Pay as you go

USD

Consumption-based Azure billing where you pay only for the cloud resources you use and scale as you grow.

  • Pay only for resources consumed
  • Scale usage as needed
  • Access to speech-to-text, text-to-speech, translation, and speaker recognition APIs

Azure free trial

USD / up to 30 days

A time-limited free Azure trial for evaluating services before moving to paid consumption.

  • Try Azure free for up to 30 days
  • Evaluate Azure Speech capabilities before paying

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