The Unistats API is published on http://data.unistats.ac.uk/ and exposes the following resources:

Resource Description
GET /api/v4/KIS/Institution/{pubukprn}
or
GET /api/v4/KIS/Institution/{pubukprn}.{FORMAT}
Retrieve KIS Data about an Institution.
GET /api/v4/KIS/Institution/{pubukprn}/Course/{KISCOURSEID}/{KISMODE}
or
GET /api/v4/KIS/Institution/{pubukprn}/Course/{KISCOURSEID}/{KISMODE}.{FORMAT}
Retrieve KIS Data about a Course.
GET /api/v4/KIS/Institution/{pubukprn}/Course/{KISCOURSEID}/{KISMODE}/Accreditation
or
GET /api/v4/KIS/Institution/{pubukprn}/Course/{KISCOURSEID}/{KISMODE}/Accreditation.{FORMAT}
Retrieve KIS Data about accreditations for a Course.
GET /api/v4/KIS/Institution/{pubukprn}/Course/{KISCOURSEID}/{KISMODE}/Statistics
or
GET /api/v4/KIS/Institution/{pubukprn}/Course/{KISCOURSEID}/{KISMODE}/Statistics.{FORMAT}
Retrieve KIS Data statistics for a Course.
GET /api/v4/KIS/Institution/{pubukprn}/Course/{KISCOURSEID}/{KISMODE}/Locations
or
GET /api/v4/KIS/Institution/{pubukprn}/Course/{KISCOURSEID}/{KISMODE}/Locations.{FORMAT}
Retrieve KIS Data about Locations for a Course.
GET /api/v4/KIS/Institution/{pubukprn}/Courses
or
GET /api/v4/KIS/Institution/{pubukprn}/Courses.{FORMAT}
Retrieve KIS Data records about the courses for an Institution (returns the first 25 records alphabetically by Course Title).
GET /api/v4/KIS/Institutions
or
GET /api/v4/KIS/Institutions.{FORMAT}
Retrieve a list of Institutions (returns the first 25 records alphabetically by Sortable Name).

Key

Item Description
{PUBUKPRN} Publication UK Provider Reference Number. Length: 8.
{KISCOURSEID} Identifier for the KIS Course. This is unique within an individual UKPRN. To reference a course you must supply the UKRPN and KISCOURSEID. Max Length: 30.

Note: If the KISCOURSEID contains any of the following characters: '/', '|', ':', '&', '.', '>', '+', '#', ';', '?', '@' and '=' then you will need to replace these characters in your KISCOURSEID with an underscore '_' when querying the API. For example, if your KISCOURSEID is ABCD/34 then the KISCOURSEID passed to the API will need to be ABCD_34.
{KISMODE} This field indicates if a course is advertised as full-time, part-time or both. Allowed values: FullTime, PartTime .
{FORMAT} The format of the response. Allowed values: XML, JSON