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BMO Oauth20 API

The Oauth20 API from BMO — 2 operation(s) for oauth20.

BMO Oauth20 API is one of 23 APIs that BMO publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include Authentication. The published artifact set on APIs.io includes an OpenAPI specification and API documentation.

This API exposes 2 operations across 2 paths, and defines 1 schema. It is described by OpenAPI 3.2.0, at version 2.0.2.

Requests are made against a single base URL, https://sandbox-open-api.bmo.com/open-banking/commercial-sb.

2 operations 2 paths 1 schemas 1 GET1 POST

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.2.0
API Version
2.0.2
Base URL
https://sandbox-open-api.bmo.com/open-banking/commercial-sb
Authentication
API Key
Resource Areas
1

Authentication & Security 1

BMO Oauth20 API declares 1 security scheme for authenticating requests. An API key is passed in the header as X-IBM-Client-Id (clientIdHeader).

Paths & Operations 2

Across 2 paths, the API surfaces 2 operations — 1 GET, 1 POST. Each is listed below with its method, path, parameters, and response codes.

Oauth20 2
GET
/oauth20/authorize
Retrieve authorization code
Retrieve authorization code 5 params → 200400
POST
/oauth20/token
Request Access Tokens
Request Access Tokens body → 200400

Schemas 1

The contract defines 1 schema that model the data the API accepts and returns. The most detailed is Token (5 properties). Each schema is shown below with its type and property counts.

Token
object
5 properties 3 required

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

bmo-oauth20-api-openapi.yml Raw ↑

Other APIs BMO publishes across the network.

BMO Account Information API
BMO Account Transactions API
BMO Account Transaction Images API
BMO Account Validation API
BMO Get Payment Status API
BMO Obtain Payment Status API
BMO Obtain Service Agreement List API
BMO Payment Initiation API
BMO Payment Status API
BMO Payment Status Update API
BMO Retrieve Client Data Encryption Key API
BMO Send Payment Credit API
Where this information came from

This is an independent, third-party profile of BMO Oauth20 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.

The Kin Score and Agent Readiness rating are independently calculated assessments of a company's public API artifacts, scored against a published rubric. They are not certifications, endorsements, security assessments, or audits.

Corrections, re-scores, and removal are free — no partnership or purchase required, and you do not need to justify the request. A removed company is recorded as unrated, never scored zero for having asked. Acknowledgement within one business day; removal within two.

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