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Yandex Cloud Functions
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  1. Developing in R
  2. Invocation context

R function invocation context

Written by
Yandex Cloud
Updated at July 2, 2026
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Invocation context is an object that is optionally accepted by the request handler if the list of parameters contains ycFunctionContext. It is a list-type object with additional information about the R function's version properties:

  • functionFolderId: Returns the folder containing the function.
  • functionId: Returns the string ID of the function.
  • functionVersion: Returns the string ID of the function version.
  • memoryLimitInMB: Returns the amount of memory specified when creating the version, in MB.
  • requestId: Returns the request ID.
  • tokenJson: Returns the parameters for authentication with the Yandex Cloud APIs.

To extract information from the invocation context, use the appropriate method.

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