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Removes a specific AI Builder content item from a proposal. Use the id returned when you uploaded the content, or retrieve it from the list content endpoint. The proposal must be in Draft status to allow deletions.

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Request

DELETE /public/api/proposals/{ProposalId}/ai/content/{ContentId}

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Headers

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Accept
string
required
Must be application/json.
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X-MSS-API-APPID
string
required
Your API Application Key.
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X-MSS-API-USERKEY
string
required
Your User API Key.
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X-MSS-CUSTOM-DATE
string
required
Current UTC timestamp in RFC 7231 format.
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X-MSS-SIGNATURE
string
required
HMAC-SHA256 signature, Base64-encoded.

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Path parameters

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ProposalId
integer
required
Unique identifier of the proposal that owns the content item. The proposal must be in Draft status to allow content deletions.
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ContentId
integer
required
Unique identifier of the AI Builder content item to delete. This is the id value returned when the content was uploaded.

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Response

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Success

A 200 response confirms the deletion.
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id
integer
required
The ID of the content item that was deleted. Matches the ContentId provided in the request.
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deleted
boolean
required
true when the content item was successfully deleted.

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Error codes

CodeMeaning
401Not authorized — invalid credentials or incorrect HMAC signature.
403Forbidden — your account does not have permission for this API call.
409Conflict — the proposal must be in Draft status to allow editing.

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Example

curl -i -X DELETE \
  'https://api.portal.io/public/api/proposals/12345/ai/content/42' \
  -H 'Accept: application/json' \
  -H 'X-MSS-API-APPID: YOUR_API_APPID' \
  -H 'X-MSS-API-USERKEY: YOUR_API_USERKEY' \
  -H 'X-MSS-CUSTOM-DATE: Thu, 17 Apr 2026 12:00:00 GMT' \
  -H 'X-MSS-SIGNATURE: Base64EncodedHMACSHA256Signature'
Response
{
  "id": 42,
  "deleted": true
}