Enterprise Server 3.21 is currently available as a release candidate.

The REST API is now versioned. For more information, see "About API versioning."

REST API endpoints for organization announcement banners

The Organization Announcement Banners API allows you to get, set, and remove the announcement banner for your organization.

Get announcement banner for organization

Gets the announcement banner currently set for the organization. Only returns the announcement banner set at the organization level. Organization members may also see an enterprise-level announcement banner. To get an announcement banner displayed at the enterprise level, use the enterprise-level endpoint.

fine_grained_access

works_with_fine_grained_tokens:

permission_set:

  • "Organization announcement banners" organization permissions (read)

Parameters for "Get announcement banner for organization"

Headers
accept string

Setting to application/vnd.github+json is recommended.

Path parameters
org string Required

The organization name. The name is not case sensitive.

http_status_code

status_codeDescription
200

OK

code_samples

request_example

get/orgs/{org}/announcement
curl -L \ -H "Accept: application/vnd.github+json" \ -H "Authorization: Bearer <YOUR-TOKEN>" \ -H "X-GitHub-Api-Version: 2026-03-10" \ http(s)://HOSTNAME/api/v3/orgs/ORG/announcement

Announcement banner

Status: 200
{ "announcement": "Very **important** announcement about _something_.", "expires_at": "2021-01-01T00:00:00.000+00:00", "user_dismissible": false }

Set announcement banner for organization

Sets the announcement banner to display for the organization.

fine_grained_access

works_with_fine_grained_tokens:

permission_set:

  • "Organization announcement banners" organization permissions (write)

Parameters for "Set announcement banner for organization"

Headers
accept string

Setting to application/vnd.github+json is recommended.

Path parameters
org string Required

The organization name. The name is not case sensitive.

Body parameters
announcement string or null Required

The announcement text in GitHub Flavored Markdown. For more information about GitHub Flavored Markdown, see "Basic writing and formatting syntax."

expires_at string or null

The time at which the announcement expires. This is a timestamp in ISO 8601 format: YYYY-MM-DDTHH:MM:SSZ. To set an announcement that never expires, omit this parameter, set it to null, or set it to an empty string.

user_dismissible boolean or null

Whether an announcement can be dismissed by the user.

Default: false

http_status_code

status_codeDescription
200

OK

code_samples

request_example

patch/orgs/{org}/announcement
curl -L \ -X PATCH \ -H "Accept: application/vnd.github+json" \ -H "Authorization: Bearer <YOUR-TOKEN>" \ -H "X-GitHub-Api-Version: 2026-03-10" \ http(s)://HOSTNAME/api/v3/orgs/ORG/announcement \ -d '{"announcement":"Very **important** announcement about _something_.","expires_at":"2021-01-01T00:00:00.000+00:00","user_dismissible":false}'

Announcement banner

Status: 200
{ "announcement": "Very **important** announcement about _something_.", "expires_at": "2021-01-01T00:00:00.000+00:00", "user_dismissible": false }

Remove announcement banner from organization

Removes the announcement banner currently set for the organization.

fine_grained_access

works_with_fine_grained_tokens:

permission_set:

  • "Organization announcement banners" organization permissions (write)

Parameters for "Remove announcement banner from organization"

Headers
accept string

Setting to application/vnd.github+json is recommended.

Path parameters
org string Required

The organization name. The name is not case sensitive.

http_status_code

status_codeDescription
204

No Content

code_samples

request_example

delete/orgs/{org}/announcement
curl -L \ -X DELETE \ -H "Accept: application/vnd.github+json" \ -H "Authorization: Bearer <YOUR-TOKEN>" \ -H "X-GitHub-Api-Version: 2026-03-10" \ http(s)://HOSTNAME/api/v3/orgs/ORG/announcement

Response

Status: 204