Cognitive Services Pricing – Bing Speech API

Use intelligence APIs to enable vision, speech, language and knowledge capabilities

The Bing Speech API provides state-of-the-art algorithms to process spoken language. With this API, developers can easily include the ability to add speech-driven actions to their applications. In certain cases, the APIs also allow for real-time interaction with the user.

Pricing details

Tier Features Unit Price
Bing Speech API – Free Transactions 5,000 free transactions per month
Bing Speech-to-Text API Utterances up to 15 per seconds long Transactions $- per 1,000 transactions
Bing Text-to-Speech API Transactions $- per 1,000 transactions

Support and SLA

  • Free billing and subscription management support
  • We guarantee that Cognitive Services running in the Standard tier will be available at least 99.9% of the time. No SLA is provided for the free tier. Read the SLA



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