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Yandex SpeechSense
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  1. API reference
  2. API authentication

Authentication with the Yandex SpeechSense API

Written by
Yandex Cloud
Updated at December 23, 2025

To use the SpeechSense API, create a service account and use it for authentication.

Service account
  • With an IAM token:

    Note

    The IAM token has a short lifetime: no more than 12 hours. This makes it a good method for applications that automatically request an IAM token.

    1. Get an IAM token.

    2. Provide the IAM token in the Authorization header in the following format:

      Authorization: Bearer <IAM_token>
      
  • With API keys.

    Note

    Use API keys if requesting an IAM token automatically is not an option.

    1. Get an API key with yc.speech-sense.use as the specified scope.

    2. Provide the API key in the Authorization header in the following format:

      Authorization: Api-Key <API_key>
      

Do not specify the folder ID in your requests, as the service uses the folder the service account was created in.

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