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'Create a post in Buffer for a channel — add it to the queue, share it immediately, schedule it for a specific time, or save it as a draft, optionally with an image or video attachment',
version: '1.0.0',
params: {
apiKey: {
type: 'string',
required: true,
visibility: 'user-only',
description: 'Buffer API key',
},
channelId: {
type: 'string',
required: true,
visibility: 'user-or-llm',
description: 'Channel to create the post for (find it with the Get Channels operation)',
},
text: {
type: 'string',
required: false,
visibility: 'user-or-llm',
description: 'Text content of the post (required unless media is attached)',
},
mode: {
type: 'string',
required: true,
visibility: 'user-or-llm',
description:
'How to share the post: addToQueue, shareNext, shareNow, or customScheduled (requires dueAt)',
},
schedulingType: {
type: 'string',
required: false,
visibility: 'user-or-llm',
description:
'How the post publishes: automatic (Buffer publishes it, default) or notification (you get a mobile reminder)',
},
dueAt: {
type: 'string',
required: false,
visibility: 'user-or-llm',
description:
'Publish time as an ISO 8601 timestamp (required when mode is customScheduled)',
},
saveToDraft: {
type: 'boolean',
required: false,
visibility: 'user-or-llm',
description: 'Save the post as a draft instead of scheduling it',
},
media: {
type: 'file',
required: false,
visibility: 'user-or-llm',
description:
'Image or video to attach — an uploaded file, a file reference from a previous block, or a publicly accessible URL. Buffer downloads the media at publish time; uploaded files are shared via a link valid for 7 days, so use a public URL for posts scheduled further out',
},
mediaType: {
type: 'string',
required: false,
visibility: 'user-or-llm',
description:
'Force the attachment type when it cannot be detected from the file or URL: image or video (default auto)',
},
mediaAltText: {
type: 'string',
required: false,
visibility: 'user-or-llm',
description: 'Alt text for an attached image',
},
assets: {
type: 'json',
required: false,
visibility: 'user-or-llm',
description: bufferInputDescription(
'AssetInput',
'Array of image, video, or document assets. Choose exactly one variant per asset. Omit when using media.'
),
},
metadata: {
type: 'json',
required: false,
visibility: 'user-or-llm',
description: bufferInputDescription(
'PostInputMetaData',
'Network-specific settings, including threads, link attachments, and publishing options.'
),
},
aiAssisted: {
type: 'boolean',
required: false,
visibility: 'user-or-llm',
description: 'Whether AI assisted with creating the post',
},
draftId: {
type: 'string',
required: false,
visibility: 'user-or-llm',
description: 'Draft identifier associated with the post',
},
ideaId: {
type: 'string',
required: false,
visibility: 'user-or-llm',
description: 'Source idea identifier',
},
source: {
type: 'string',
required: false,
visibility: 'user-or-llm',
description: 'Source application identifier',
},
tagIds: {
type: 'json',
required: false,
visibility: 'user-or-llm',
description: 'Array of tag IDs; on edit, [] clears tags and omission preserves them',
},
needsApproval: {
type: 'boolean',
required: false,
visibility: 'user-or-llm',
description: 'Request approval on creation (default false)',
