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POST
/
2
/
lists
/
{id}
/
members
Add List member
curl --request POST \
  --url https://api.x.com/2/lists/{id}/members \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "user_id": "2244994945"
}
'
{
  "data": {
    "is_member": true
  },
  "errors": [
    {
      "title": "<string>",
      "type": "<string>",
      "detail": "<string>",
      "status": 123
    }
  ]
}

Documentation Index

Fetch the complete documentation index at: https://docs.x.com/llms.txt

Use this file to discover all available pages before exploring further.

Authorizations

​
Authorization
string
header
required

The access token received from the authorization server in the OAuth 2.0 flow.

Path Parameters

​
id
string
required

The ID of the List for which to add a member. The unique identifier of this List.

Pattern: ^[0-9]{1,19}$
Example:

"1146654567674912769"

Body

application/json
​
user_id
string
required

Unique identifier of this User. This is returned as a string in order to avoid complications with languages and tools that cannot handle large integers.

Pattern: ^[0-9]{1,19}$
Example:

"2244994945"

Response

The request has succeeded.

​
data
object
​
errors
object[]
Minimum array length: 1

An HTTP Problem Details object, as defined in IETF RFC 7807 (https://tools.ietf.org/html/rfc7807).