Microsoft Yammer Messages API
The Messages API from Microsoft Yammer — 12 operation(s) for messages.
Microsoft Yammer Messages API is one of 10 APIs that Microsoft Yammer publishes on the APIs.io network, described by a machine-readable OpenAPI specification.
Tagged areas include Message. The published artifact set on APIs.io includes an OpenAPI specification.
This API exposes 14 operations across 12 paths. It is described by OpenAPI 3.2.0, at version 1.0.
Requests are made against a single base URL, https://www.yammer.com/api/v1.
Metadata
The identity and technical contract details declared by the specification.
Authentication & Security 1
Microsoft Yammer Messages API declares
1 security scheme
for authenticating requests.
It supports OAuth 2.0 (OAuth2) using the authorizationCode flow.
By default, every request must be authenticated.
OAuth2— Yammer OAuth 2.0 legacy tokens or Microsoft Entra tokens. Delegated access only.
Paths & Operations 14
Across 12 paths, the API surfaces 14 operations — 2 DELETE, 10 GET, 2 POST. Each is listed below with its method, path, parameters, and response codes.
Specification
The full machine-readable OpenAPI contract behind this narrative.
Source
More from Microsoft Yammer 9
Other APIs Microsoft Yammer publishes across the network.
This is an independent, third-party profile of Microsoft Yammer Messages 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.
info@apievangelist.com
·
Read the full data-sourcing policy →
On a security or compliance team? Put security in the subject line and
you will get a person, not a form — we will tell you exactly which public URLs this profile was built from.