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

# Webhook event

> Sent to your endpoint with a `GuidingHand-Signature: t=<unix>,v1=<hex>` header: the HMAC-SHA256 of `<t>.<raw body>` with your secret. Retried up to 4 times over about 3 minutes until you answer 2xx.



## OpenAPI

````yaml /api-reference/openapi.json webhook event
openapi: 3.1.0
info:
  title: GuidingHand API
  version: 1.0.0
  description: >-
    Create sessions (an invite link with a code for the person at the computer),
    run tasks on their computer with one of your agents, follow them, answer
    their questions and approvals, and fetch history and recordings.
servers:
  - url: https://guidinghand.ai
    description: Production
  - url: https://dev.guidinghand.ai
    description: Development (Stripe test mode)
security:
  - bearerAuth: []
tags:
  - name: Agents
  - name: Sessions
  - name: Tasks
  - name: Webhooks
paths: {}
components:
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      description: An org API key (`gh_live_…`) from Settings → API keys in the console.

````