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

# Callnot connected

> Sent once when a call ends without connecting: `no_answer`, `busy`, `failed`, `canceled` or `expired` (see `data.status` and `data.status_reason`).



## OpenAPI

````yaml /api-reference/openapi.json webhook call.not_connected
openapi: 3.1.0
info:
  title: Telleo API
  version: 1.0.0
  description: Start AI phone calls from your own systems and get each call's outcome back.
servers:
  - url: https://api.telleo.ai/v1
security:
  - ApiKey: []
tags:
  - name: Calls
  - name: Batches
  - name: Agents
  - name: Webhook
paths: {}
components:
  securitySchemes:
    ApiKey:
      type: apiKey
      in: header
      name: X-API-Key
      description: >-
        Your AI calling API key (`vak_call_…`). `Authorization: Bearer <key>`
        also works.

````

This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.