ArcBest

ArcBest Authorize API

Exchange a ClientId and ClientSecret for a bearer access token.

Documentation GitHub OpenAPI

Operations 1

POST /authorize Exchange client credentials for an access token #

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OpenAPI Specification

openapi: 3.2.0
info:
  title: ArcBest Expedite Customer Authorize API
  version: v1
  summary: Quote, book and track ArcBest Expedite (Panther Premium Logistics) time-critical freight.
  description: The ArcBest Expedite Customer API lets a shipper request an expedite rate quote, submit a booking request against a returned quote, poll the booking status until an ArcBest operator confirms it, and search booked shipments by reference number.
  contact:
    name: ArcBest API Support
    email: api@arcb.com
    url: https://arcb.com/technology/shippers/API
  termsOfService: https://arcb.com/terms-of-use
  x-generated-from: provider-published Swagger-Codegen HTML reference + provider PDF instructions
  x-method: derived
  x-source:
  - https://arcb.com/technology/shippers/API/expedite-setup-documentation-download
  - https://arcb.com/sites/default/files/API/Arcbest-Expedite-Customer-Quoting-Booking-API-2024-8.zip
  - docs/arcbest-expedite-customer-api-definition.html
  - docs/arcbest-expedite-customer-quote-book-instructions-2024-08.pdf
  x-derived-on: '2026-09-04'
servers:
- url: https://api.arcb.com/expedite/customer
  description: Production. Stated verbatim in the ArcBest customer instructions PDF ("post your client id and secret to https://api.arcb.com/expedite/customer/authorize"). GET on /authorize returns HTTP 405 Method Not Allowed, probed 2026-09-04, confirming the endpoint is live and POST-only.
- url: https://test.api.arcb.com/expedite/customer
  description: Test / sandbox. "We prefer that you begin integration against the test URI https://test.api.arcb.com/expedite/customer/" - ArcBest customer instructions PDF, August 2024.
security:
- bearerAuth: []
tags:
- name: Authorize
  description: Exchange a ClientId and ClientSecret for a bearer access token.
paths:
  /authorize:
    post:
      operationId: authorizePost
      summary: Exchange client credentials for an access token
      description: 'POST the ClientId (32 characters) and ClientSecret (64 characters) issued by ArcBest support. Returns an access token of roughly 1000 characters, to be sent on every other call as `Authorization: Bearer `.'
      tags:
      - Authorize
      security: []
      requestBody:
        required: true
        description: Client credentials issued by ArcBest support.
        content:
          application/json:
            schema:
              type: object
              properties:
                ClientId:
                  type: string
                  description: 32-character client identifier issued by ArcBest support.
                ClientSecret:
                  type: string
                  description: 64-character client secret issued by ArcBest support.
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                type: object
                properties:
                  AccessToken:
                    type: string
                    description: Bearer access token, approximately 1000 characters.
components:
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      description: 'Access token returned by POST /authorize, sent as `Authorization: Bearer <accesstoken>`. Credentials (ClientId/ClientSecret) are issued by ArcBest support, not self-serve.'