Microsoft Bing Speech API Review

View Microsoft Bing Speech API's voice recognition software for your business. Includes info on Microsoft Bing Speech API, free trials, reviews, pricing & FAQs.

Updated on February 3rd, 2022

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Microsoft Bing Speech API is cloud-based voice recognition software that allows developers to add speech-driven actions to their applications, including real-time interaction with users. Microsoft Bing Speech API will no longer work starting October 15, 2019.


Plan Name


Free for 5 Transactions per second (TPS)

5,000 free transactions per month

Standard for 20 TPS, Bing Speech-to-Text API, utterances up to 15 seconds long.

$4.00 per 1,000 transactions

Bing Speech API by Microsoft Azure

Pros: Simple to use. Easy to configure. Good UI. High accuracy level.

Cons: Translates concepts too literally at times.

Bottomline: Enables your business's developers to use speech-enabled features in your applications.

Key Information:

Legal Name

Microsoft Corporation


Bill Gates

Founding Date

Jan 01, 1975


5000 148th Ave NE, Redmond, WA, United States 98052

Number of Employees


Number of Customers




1 (425) 882-8080



What is Microsoft Bing Speech API's price range?

Microsoft Bing Speech API offers a Free plan with limited monthly transactions and a Standard plan with more features that are charged for.

Is there a free trial for Microsoft Bing Speech API?

Microsoft Bing Speech API offers a Free plan which you can access on their website.