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

# Create webhook

> Create a new webhook. The webhook_secret is returned only once in the creation response. Maximum 3 webhooks per merchant.



## OpenAPI

````yaml /openapi.json post /webhooks
openapi: 3.0.0
info:
  title: Lava API
  description: >-
    Lava API enables businesses to implement usage-based billing for AI
    services. This API allows tracking, managing, and billing for third-party AI
    API usage through a forwarding system.
  version: 1.0.0
  contact:
    name: Lava support
    url: https://www.lava.so/contact
servers:
  - url: https://api.lava.so/v1/
    description: Lava API v1
security: []
tags:
  - name: Authentication
  - name: Core Endpoints
  - name: Models
  - name: Services
  - name: Requests
  - name: Wallet
  - name: Payment Methods
  - name: Spend Keys
  - name: Usage
  - name: Checkout Sessions
  - name: Customers
  - name: Plans
  - name: Subscriptions
  - name: Meters
  - name: Webhooks
  - name: Secret Keys
  - name: Credit Bundles
  - name: Gateway Settings
  - name: Skills
  - name: News Data
  - name: Search
  - name: Enrich
paths:
  /webhooks:
    post:
      tags:
        - Webhooks
      summary: Create webhook
      description: >-
        Create a new webhook. The webhook_secret is returned only once in the
        creation response. Maximum 3 webhooks per merchant.
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/CreateWebhook'
      responses:
        '201':
          description: Webhook created (includes webhook_secret — only returned once)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/WebhookCreate'
        '400':
          description: Invalid request body or webhook limit reached (max 3)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
        '401':
          description: Unauthorized
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
      security:
        - Auth: []
components:
  schemas:
    CreateWebhook:
      type: object
      properties:
        name:
          type: string
          description: Display name of the webhook
          example: Production Webhook
        url:
          type: string
          format: uri
          description: URL that will receive webhook events
          example: https://your-app.example.com/webhooks/lava
      required:
        - name
        - url
    WebhookCreate:
      type: object
      description: >-
        Webhook with secret. The webhook_secret is only returned once on
        creation.
      properties:
        webhook_id:
          type: string
          description: Unique identifier for the webhook
        name:
          type: string
          description: Display name of the webhook
        url:
          type: string
          description: URL that receives webhook events
        webhook_secret:
          type: string
          description: >-
            Secret used to verify webhook signatures. Only returned once on
            creation.
        created_at:
          type: string
          format: date-time
          description: When the webhook was created
      required:
        - webhook_id
        - name
        - url
        - webhook_secret
        - created_at
    Error:
      type: object
      properties:
        error:
          type: object
          properties:
            message:
              type: string
              description: Human-readable error message describing what went wrong
              example: Invalid authentication credentials
            code:
              type: string
              description: Machine-readable error code describing what went wrong
              example: forward_token_json_invalid
            status:
              type: integer
              description: HTTP status code of the error
              example: 400
            issues:
              type: array
              items:
                type: object
                properties:
                  path:
                    type: array
                    items:
                      type: string
                    description: Path to the field that caused the validation error
                  message:
                    type: string
                    description: Error message describing the validation issue
                required:
                  - path
                  - message
              description: >-
                Optional array of specific validation issues with their paths
                and messages
              example:
                - path:
                    - model
                  message: 'Missing required field: model'
                - path:
                    - messages
                    - '0'
                    - content
                  message: Invalid message content format
          required:
            - message
            - code
            - status
      required:
        - error
  securitySchemes:
    Auth:
      type: http
      scheme: bearer
      description: >-
        Bearer token authentication used for standard API calls. Format: 'Bearer
        YOUR_API_KEY'

````