CarsXE · Authentication Profile

Carsxe Authentication

Authentication

CarsXE secures its APIs with apiKey across 3 declared security schemes, as derived from its OpenAPI definitions.

AutomotiveVehiclesVINVehicle DataLicense PlateOCRAutomobilesRecallsMarket ValueVehicle HistoryModel Context ProtocolAgents
Methods: apiKey Schemes: 3 OAuth flows: API key in: header, query

Security Schemes

ApiKeyQuery apiKey
· in: query (key)
X402Payment apiKey
· in: header (PAYMENT-SIGNATURE)
RecallsBatchToken apiKey
· in: header (X-CarsXE-Batch-Token)

Source

Authentication Profile

Raw ↑ 
generated: '2026-09-05'
method: derived
source: openapi/carsxe-auth-api-openapi.yml, openapi/carsxe-history-api-openapi.yml, openapi/carsxe-images-api-openapi.yml,
  openapi/carsxe-lien-theft-api-openapi.yml, openapi/carsxe-market-value-api-openapi.yml, openapi/carsxe-plate-api-openapi.yml,
  openapi/carsxe-recalls-api-openapi.yml, openapi/carsxe-recognition-api-openapi.yml, openapi/carsxe-specifications-api-openapi.yml,
  openapi/carsxe-year-make-model-api-openapi.yml
summary:
  types:
  - apiKey
  api_key_in:
  - header
  - query
schemes:
- name: ApiKeyQuery
  type: apiKey
  in: query
  parameter: key
  description: CarsXE API key from https://api.carsxe.com/dashboard
  sources:
  - openapi/carsxe-auth-api-openapi.yml
  - openapi/carsxe-history-api-openapi.yml
  - openapi/carsxe-images-api-openapi.yml
  - openapi/carsxe-lien-theft-api-openapi.yml
  - openapi/carsxe-market-value-api-openapi.yml
  - openapi/carsxe-plate-api-openapi.yml
  - openapi/carsxe-recalls-api-openapi.yml
  - openapi/carsxe-recognition-api-openapi.yml
  - openapi/carsxe-specifications-api-openapi.yml
  - openapi/carsxe-year-make-model-api-openapi.yml
- name: X402Payment
  type: apiKey
  in: header
  parameter: PAYMENT-SIGNATURE
  description: x402 payment proof for supported operations. Start without a CarsXE key to receive
    HTTP 402 payment requirements, then retry the identical request with the payment header
    produced by your x402 client. CarsXE also accepts the legacy X-PAYMENT header.
  sources:
  - openapi/carsxe-history-api-openapi.yml
  - openapi/carsxe-images-api-openapi.yml
  - openapi/carsxe-lien-theft-api-openapi.yml
  - openapi/carsxe-market-value-api-openapi.yml
  - openapi/carsxe-plate-api-openapi.yml
  - openapi/carsxe-recalls-api-openapi.yml
  - openapi/carsxe-recognition-api-openapi.yml
  - openapi/carsxe-specifications-api-openapi.yml
  - openapi/carsxe-year-make-model-api-openapi.yml
- name: RecallsBatchToken
  type: apiKey
  in: header
  parameter: X-CarsXE-Batch-Token
  description: Batch-scoped token returned by an x402 Recalls Batch submission.
  sources:
  - openapi/carsxe-recalls-api-openapi.yml

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