Technical FAQ about SourceCraft Code Assistant

General questions

How is the service currently called?

The service is now part of SourceCraft. Therefore, the full name of Yandex Code Assistant has been changed to SourceCraft Code Assistant. However, its current features are still the same.

Code Assistant is now also available in the built-in SourceCraft code editor.

Does the service have any usage limitations?

For more on limits, see Quotas in SourceCraft Code Assistant.

Which IDE versions are supported?

The Code Assistant plugin is now available for Visual Studio Code, VSCodium, and JetBrains IDE versions 2026.2, 2026.1, 2025.3, 2025.2, 2025.1, 2024.3, 2024.2, and 2024.1.

Do I need a Yandex Cloud billing account to work with Code Assistant?

You do not need a billing account.

Can I use the plugin without internet access?

No. To work with Code Assistant, you will need continuous internet access.

How do I change a user authenticated in the Code Assistant plugin?

To authenticate in Code Assistant as another SourceCraft user, log out of your current account and re-authenticate as described in step 3 of Install and configure the plugin.

Error getting a refresh token

Error message:

Error refreshing token: no refresh token found

Your organization does not allow issuing refresh tokens used by Code Assistant for authentication. To work with Code Assistant, register in SourceCraft using your personal Yandex account.

Token errors

Log out of your profile and then re-authenticate as described in step 3 of the Install and configure the plugin section.

Error 400 during authentication

Error message:

Authorization error: Request failed with status code 400

This error may occur if the system time on your computer is set incorrectly. Check your system time and try authenticating again.

How do I get IDE logs?

If you want to resolve issues with Code Assistant through our support, make sure to prepare an IDE log file in advance:

  1. In the lower right corner of the IDE, click .
  2. In the menu that opens, select Export Logs.
  3. An explorer window with the logs.zip archive will open. Attach the archive to your support ticket.

If you want to resolve issues with Code Assistant through our support, make sure to prepare an IDE log file in advance:

  1. In top IDE menu, click Help and select Show Log in Explorer (Show Log in Finder for macOS).
  2. In the window that opens, copy the idea.log file and attach it to your support ticket.

To what internet resources does Code Assistant need access?

For the list of internet resources it needs access to, see SourceCraft Code Assistant resource FQDNs.

Working in Visual Studio Code

Visual Studio Code authentication error

Error message:

crypto is not defined

This is an error returned by the internal IDE library used for authentication in SourceCraft. To resolve this error, upgrade your Visual Studio Code version.

Below is an example of a Visual Studio Code build with the plugin support.
Version: 1.92.2 (system setup)
Commit: fee1edb8d6d72a0ddff41e5f71a671c23ed924b9
Date: 2024-08-14T17:29:30.058Z
Electron: 30.1.2
ElectronBuildId: 9870757
Chromium: 124.0.6367.243
Node.js: 20.14.0
V8: 12.4.254.20-electron.0
OS: Windows_NT x64 10.0.19045

See also How to find out your IDE version.

How do I change the plugin interface language in Visual Studio Code?

The plugin interface language depends on the IDE interface language.

Using JetBrains IDE

The plugin does not start in JetBrains IDE; 404 error; Code Assistant's suggestions not displayed

Try restarting the IDE.

Error during plugin installation: No plugins found. Check the log file for errors

This error occurs if the JetBrains IDE version is not supported by the Code Assistant plugin. Check the list of supported versions and make sure your IDE version is among them.

The JetBrains IDE plugin installs incorrectly

The plugin is installed in the IDE as a ZIP archive. Do not unpack the archive you downloaded.

Some browsers, such as Safari on macOS, automatically unpack the downloaded archives. To download the plugin file exactly as an archive, right-click the link with the plugin, select Download Linked File As..., and click Save.

Proxy authentication error in JetBrains IDE

Error message:

Failed to authenticate with proxy

Check if the proxy server is enabled in the IDE. If it is, disable it and try authenticating again.

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