LinkedIn User Streaming API

APIs to stream user data for contact targeting

Documentation GitHub OpenAPI

Operations 1

POST /dmpSegments/{UserSegmentId}/users LinkedIn Stream User Data to Segment #

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this

find_apisBrowse and filter every API in the catalog.
get_api_artifactsOne API's artifacts, grouped by type.
get_openapiThe primary OpenAPI for this API.
find_similar_apisAPIs that look like this one.
apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
resolveTurn a domain, URL or GitHub org into the provider it belongs to.
find_cohortsEvery scored population of providers in the catalog.

All 92 tools →

Call it yourself

curl for this page

This API

curl "https://apis.io/api/v1/apis/linkedin-user-streaming-api"

All apis

curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

openapi: 3.2.0
info:
  title: LinkedIn Marketing Audiences User Streaming API
  description: LinkedIn Audiences API enables combining LinkedIn's data with your own data to reach the right audiences on LinkedIn. This includes streaming companies for account targeting, streaming users for contact targeting, and CSV list uploads for both account and contact targeting.
  version: 1.0.0
  contact:
    name: LinkedIn Marketing API Support
    url: https://docs.microsoft.com/en-us/linkedin/marketing/
servers:
- url: https://api.linkedin.com/rest
  description: LinkedIn REST API Server
security:
- OAuth2Auth:
  - rw_ads
tags:
- name: User Streaming
  description: APIs to stream user data for contact targeting
paths:
  /dmpSegments/{UserSegmentId}/users:
    post:
      tags:
      - User Streaming
      summary: LinkedIn Stream User Data to Segment
      description: Add or remove multiple users from a DMP segment. The more information provided on a user, the better chance of a higher match rate.
      operationId: streamUsersToSegment
      x-microcks-operation:
        dispatcher: FALLBACK
        dispatcherRules: ''
      parameters:
      - name: LinkedIn-Version
        in: header
        required: true
        schema:
          type: string
        example: '202401'
      - name: X-Restli-Protocol-Version
        in: header
        required: true
        schema:
          type: string
        example: 2.0.0
      - name: X-RestLi-Method
        in: header
        required: true
        schema:
          type: string
        example: BATCH_CREATE
      - name: UserSegmentId
        in: path
        required: true
        schema:
          type: string
        description: ID of the user DMP segment
        example: '987654322'
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/UserStreamRequest'
            examples:
              AddUsers:
                $ref: '#/components/examples/UserStreamRequestExample'
      responses:
        '200':
          description: Users streamed successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/StreamResponse'
              examples:
                SuccessResponse:
                  $ref: '#/components/examples/StreamResponseExample'
        '400':
          description: Bad request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '401':
          description: Unauthorized
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
components:
  examples:
    StreamResponseExample:
      summary: Successful stream response
      value:
        elements:
        - status: 201
        - status: 201
        - status: 201
        - status: 201
    UserStreamRequestExample:
      summary: Add multiple users to segment
      value:
        elements:
        - action: ADD
          userIds:
          - idType: SHA256_EMAIL
            idValue: 6b56c85c1ce461e7ef77e3a52f13a6bc09feb93a04ce0670f9909e8ffde01f3a
        - action: ADD
          userIds:
          - idType: SHA256_EMAIL
            idValue: 0100c74de9670c6bf2882502a486ec9e9d259fd090f19895974bae7efdc87913
        - action: ADD
          userIds:
          - idType: SHA256_EMAIL
            idValue: 89147c81369d80ff259ed23a7d6949f2ce34b5e62619d7e00e880db0495bbed0
        - action: ADD
          userIds:
          - idType: SHA256_EMAIL
            idValue: 4f123dc421f679369532452374c003dd9e825273e9929bd61060a65cd8587bb3
  schemas:
    ErrorResponse:
      type: object
      properties:
        status:
          type: integer
          description: HTTP status code
          example: 400
        message:
          type: string
          description: Error message
          example: Invalid request parameters
        code:
          type: string
          description: Error code
          example: INVALID_PARAMS
    UserId:
      type: object
      properties:
        idType:
          type: string
          enum:
          - SHA256_EMAIL
          - GOOGLE_AID
          - APPLE_IDFA
          description: Type of user identifier
          example: SHA256_EMAIL
        idValue:
          type: string
          description: Hashed or identifier value
          example: 6b56c85c1ce461e7ef77e3a52f13a6bc09feb93a04ce0670f9909e8ffde01f3a
      required:
      - idType
      - idValue
    StreamResultElement:
      type: object
      properties:
        status:
          type: integer
          description: HTTP status code for this element
          example: 201
    UserStreamElement:
      type: object
      properties:
        action:
          type: string
          enum:
          - ADD
          - REMOVE
          description: Action to perform
          example: ADD
        userIds:
          type: array
          items:
            $ref: '#/components/schemas/UserId'
      required:
      - action
      - userIds
    StreamResponse:
      type: object
      properties:
        elements:
          type: array
          items:
            $ref: '#/components/schemas/StreamResultElement'
    UserStreamRequest:
      type: object
      properties:
        elements:
          type: array
          items:
            $ref: '#/components/schemas/UserStreamElement'
      required:
      - elements
  securitySchemes:
    OAuth2Auth:
      type: oauth2
      flows:
        authorizationCode:
          authorizationUrl: https://www.linkedin.com/oauth/v2/authorization
          tokenUrl: https://www.linkedin.com/oauth/v2/accessToken
          scopes:
            rw_ads: Read and write advertising data