Telnyx

Telnyx Call Commands API

Call Control command operations

GitHub OpenAPI

Operations 39

POST /calls Dial #
POST /calls/{call_control_id}/actions/ai_assistant_add_messages Add messages to AI Assistant #
POST /calls/{call_control_id}/actions/ai_assistant_join Join AI Assistant Conversation #
POST /calls/{call_control_id}/actions/ai_assistant_start Start AI Assistant #
POST /calls/{call_control_id}/actions/ai_assistant_stop Stop AI Assistant #
POST /calls/{call_control_id}/actions/answer Answer call #
POST /calls/{call_control_id}/actions/bridge Bridge calls #
PUT /calls/{call_control_id}/actions/client_state_update Update client state #
POST /calls/{call_control_id}/actions/enqueue Enqueue call #
POST /calls/{call_control_id}/actions/fork_start Forking start #
POST /calls/{call_control_id}/actions/fork_stop Forking stop #
POST /calls/{call_control_id}/actions/gather Gather #
POST /calls/{call_control_id}/actions/gather_stop Gather stop #
POST /calls/{call_control_id}/actions/gather_using_ai Gather using AI #
POST /calls/{call_control_id}/actions/gather_using_audio Gather using audio #
POST /calls/{call_control_id}/actions/gather_using_speak Gather using speak #
POST /calls/{call_control_id}/actions/hangup Hangup call #
POST /calls/{call_control_id}/actions/leave_queue Remove call from a queue #
POST /calls/{call_control_id}/actions/playback_start Play audio URL #
POST /calls/{call_control_id}/actions/playback_stop Stop audio playback #
POST /calls/{call_control_id}/actions/record_pause Record pause #
POST /calls/{call_control_id}/actions/record_resume Record resume #
POST /calls/{call_control_id}/actions/record_start Recording start #
POST /calls/{call_control_id}/actions/record_stop Recording stop #
POST /calls/{call_control_id}/actions/refer SIP Refer a call #
POST /calls/{call_control_id}/actions/reject Reject a call #
POST /calls/{call_control_id}/actions/send_dtmf Send DTMF #
POST /calls/{call_control_id}/actions/send_sip_info Send SIP info #
POST /calls/{call_control_id}/actions/siprec_start SIPREC start #
POST /calls/{call_control_id}/actions/siprec_stop SIPREC stop #
POST /calls/{call_control_id}/actions/speak Speak text #
POST /calls/{call_control_id}/actions/streaming_start Streaming start #
POST /calls/{call_control_id}/actions/streaming_stop Streaming stop #
POST /calls/{call_control_id}/actions/suppression_start Noise Suppression Start (BETA) #
POST /calls/{call_control_id}/actions/suppression_stop Noise Suppression Stop (BETA) #
POST /calls/{call_control_id}/actions/switch_supervisor_role Switch supervisor role #
POST /calls/{call_control_id}/actions/transcription_start Transcription start #
POST /calls/{call_control_id}/actions/transcription_stop Transcription stop #
POST /calls/{call_control_id}/actions/transfer Transfer call #

Documentation

📖
Documentation
https://developers.telnyx.com/api

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/telnyx/refs/heads/main/openapi/telnyx-call-commands-api-openapi.yml

Schemas & Data

📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/telnyx/refs/heads/main/json-schema/telnyx-call-request-schema.json
📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/telnyx/refs/heads/main/json-schema/telnyx-transfer-call-request-schema.json
📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/telnyx/refs/heads/main/json-schema/telnyx-answer-request-schema.json
📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/telnyx/refs/heads/main/json-schema/telnyx-gather-using-speak-request-schema.json
📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/telnyx/refs/heads/main/json-schema/telnyx-speak-request-schema.json
📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/telnyx/refs/heads/main/json-schema/telnyx-bridge-request-schema.json

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this
  • find_apisBrowse and filter every API in the catalog.
  • get_api_artifactsOne API's artifacts, grouped by type.
  • get_openapiThe primary OpenAPI for this API.
  • find_similar_apisAPIs that look like this one.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This API 
curl "https://apis.io/api/v1/apis/telnyx:telnyx-call-commands-api"
All apis 
curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

telnyx-call-commands-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  contact:
    email: support@telnyx.com
  description: Telnyx provides global communications and connectivity APIs for developers — including SIP trunking, programmable voice, SMS, MMS, WhatsApp Business Messaging, Call Control, Fax, Wireless (IoT & eSIM), Phone Numbers (DID provisioning & porting), Emergency Services, and Network APIs for private interconnects and edge connectivity. Build, scale, and manage voice, messaging, and data networks with Telnyx's carrier-grade global infrastructure and API-first platform.
  title: Telnyx Call Commands API
  version: 2.0.0
  x-endpoint-cost: light
servers:
- description: Version 2.0.0 of the Telnyx API
  url: https://api.telnyx.com/v2
security:
- bearerAuth: []
tags:


# --- truncated at 32 KB (248 KB total) ---
# Full source: https://raw.githubusercontent.com/api-evangelist/telnyx/refs/heads/main/openapi/telnyx-call-commands-api-openapi.yml