We're currently working on documenting the new features and improvements in 5.2, ready for its release soon.

Web services

From MoodleDocs

Web services enable other systems to login to Moodle and perform operations.

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Web service tokens are read-once. Once used they are no longer available. If you forget it or need it, you can create a new one.

Administrator documentation

User documentation

Most of the time, the client application will retrieve the key (token) for a user. However, it is still possible for a user to view the key and to regenerate it.

See also

Sharing knowledge:

Developer documentation:

Other implementations: