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University of Toronto Reference Data API

Sessions, divisions, campuses and other search facets.

University of Toronto Reference Data API is one of 6 APIs that University of Toronto publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include Reference Data. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and authentication docs.

This API exposes 3 operations across 3 paths, and defines 5 schemas. It is described by OpenAPI 3.2.0, at version 2026-08-19.

Requests are made against a single base URL, https://api.easi.utoronto.ca/ttb.

3 operations 3 paths 5 schemas 3 GET

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.2.0
API Version
2026-08-19
Base URL
https://api.easi.utoronto.ca/ttb
Terms of Service
Resource Areas
1

Paths & Operations 3

Across 3 paths, the API surfaces 3 operations — 3 GET. Each is listed below with its method, path, parameters, and response codes.

Reference Data 3

Sessions, divisions, campuses and other search facets.

GET
/reference-data
Retrieve every search facet the Timetable Builder UI offers
getReferenceData → 200404
GET
/current-session
List the sessions currently open in the timetable
getCurrentSession → 200404
GET
/getMatchingDivisions
Type-ahead lookup of academic divisions
getMatchingDivisions 1 param → 200404

Schemas 5

The contract defines 5 schemas that model the data the API accepts and returns. The most detailed are Option (6 properties), ReferenceDataEnvelope (2 properties), ApplicationStatus (2 properties), OptionListEnvelope (2 properties). Each schema is shown below with its type and property counts.

GatewayError
object
Edge-level error emitted by the api.easi.utoronto.ca gateway before the TTB service is reached.
2 properties
OptionListEnvelope
object
2 properties
Option
object
A selectable facet value used by the Timetable Builder UI.
6 properties
ApplicationStatus
object
Business-level status returned inside the response body. Observed value 4404 = no results. The University publishes no catalogue of these codes; see errors/ fo…
2 properties
ReferenceDataEnvelope
object
2 properties

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

university-of-toronto-reference-data-api-openapi.yml Raw ↑

Other APIs University of Toronto publishes across the network.

UTORauth Shibboleth Identity Provider (SAML 2.0 metadata)
TSpace Institutional Repository (OAI-PMH) — tenant on Scholaris
TSpace DSpace REST API — tenant on Scholaris
U of T Dataverse (Borealis) — tenant
University of Toronto Courses API
Where this information came from

This is an independent, third-party profile of University of Toronto Reference Data API, published by API Evangelist. We do not operate, host, resell, or support these APIs, and we are not affiliated with or endorsed by the company unless stated above. Everything here is built from publicly available information — the company's own site, developer portal, documentation, public repositories, and the specifications it publishes for public use. Nothing is obtained by breaching a system, defeating an access control, or using credentials.

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