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Platforms

Pinterest: posting rules and settings

What a Pinterest channel accepts in Postemi: media, limits, required fields, and the fields of the settings object for the API.

Beta

Until Pinterest approves Posty, your pins are visible only to you.

Basics

Platform
Pinterest
Character limit
500 (the connected account may have a different limit)
Media
Required: at least one image. Up to 5 images of the same size become a carousel pin. A video pin needs a cover picture as the second attachment.
settings.__type
pinterest
Required fields
board
Platform page

Post types

The same channel accepts more than one kind of post, and each kind has different requirements. The table shows what you need for each.

TypeMediaNotes
Pin with an image1 image, requiredThe board is required, and it expects an ID.
Pin with a video1 video and 1 cover pictureThe cover picture is the second attachment.

Rules

  • The board is required, and it expects an ID, not a name. You fetch the list of boards with the channel's tool call.

Settings fields

These fields go into the post's settings object, alongside the __type field. In the UI, you fill in the same ones in the channel's settings section.

FieldTypeRequiredWhat it does
boardstring (id)yesThe destination board ID.
titlestring, up to 100 charactersnoThe pin title.
linkstring (URL)noThe pin's destination URL.
dominant_colorstringnoThe pin's dominant color, as a hex code.

Examples

Each example is one item in the POST /public/v1/posts request's posts array. The envelope around it is always this:

{
  "type": "schedule",
  "date": "2026-09-15T09:00:00.000Z",
  "shortLink": false,
  "posts": [ /* the item below */ ]
}

Pin with a destination URL

The board ID comes from the channel tool call: POST /integration-trigger/:id, methodName "boards".

{
  "integration": { "id": "<pinterest-channel>" },
  "value": [{
    "content": "<p>The pin description.</p>",
    "image": [{ "id": "<media>", "path": "https://uploads.posty.hu/pin.jpg" }]
  }],
  "settings": {
    "__type": "pinterest",
    "board": "<board-id>",
    "title": "The pin title",
    "link": "https://example.com/product"
  }
}

The channel ID comes from the channel list, and the path values for images and videos from media upload. The exact schema for the connected account comes from the settings schema endpoint. From the command line, the same thing is the --settings flag. See the CLI examples.

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