> ## Documentation Index
> Fetch the complete documentation index at: https://docs.zerocash.tech/llms.txt
> Use this file to discover all available pages before exploring further.

# Generate Bearer Token

> Generates or retrieves a valid bearer token for a given public key. This token is used to authenticate requests and lasts for 1 hour.



## OpenAPI

````yaml POST /api/b2b/auth/generate-bearer-token
openapi: 3.1.0
info:
  title: Zerocash API
  version: 1.0.0
  description: >-
    The Zerocash API lets you collect payments (charges) and disburse funds
    (payouts) across supported markets through a single, unified integration.
servers:
  - url: https://api.zerocash.tech
security:
  - bearerAuth: []
tags:
  - name: Authentication
    description: Obtain and manage API credentials.
  - name: Reference Data
    description: Look up countries, banks, operators, and rates before transacting.
  - name: Charges
    description: Collect payments from your customers.
  - name: Payouts
    description: Disburse funds to recipients.
  - name: Transactions
    description: Retrieve and reconcile transactions.
  - name: Webhooks
    description: Receive and replay real-time event notifications.
paths:
  /api/b2b/auth/generate-bearer-token:
    post:
      tags:
        - Authentication
      summary: Generate Bearer Token
      description: >-
        Generates or retrieves a valid bearer token for a given public key. This
        token is used to authenticate requests and lasts for 1 hour.
      operationId: generate-bearer-token
      parameters:
        - name: api-key
          in: header
          schema:
            type: string
      requestBody:
        content:
          application/json:
            schema:
              type: object
              properties:
                publicKey:
                  type: string
      responses:
        '200':
          description: '200'
          content:
            application/json:
              examples:
                Result:
                  value:
                    success: true
                    token: eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9
              schema:
                type: object
                properties:
                  success:
                    type: boolean
                    example: true
                    default: true
                  token:
                    type: string
                    example: eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9
        '400':
          description: '400'
          content:
            application/json:
              examples:
                Result:
                  value: {}
              schema:
                type: object
                properties: {}
      deprecated: false
      security:
        - bearerAuth: []
components:
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: JWT

````