telnyx-voice-media-javascript
Play audio files, use text-to-speech, and record calls. Use when building IVR systems, playing announcements, or recording conversations. This skill provides JavaScript SDK examples.
Source facts
- Repository
- team-telnyx/telnyx-toolkit
- Last source activity
- February 10, 2026 at 20:41
- Detected SKILL.md language
- English
- Stars
- 3
- Forks
- 2
Install options
The review-first prompt is selected by default. You can switch to a direct command or download a local copy.
Review the source files
Read SKILL.md and any companion files shown by SkillsMP before deciding whether to install.
Showing SKILL.md
SKILL.md
Source instructions · Read-only preview- name
- telnyx-voice-media-javascript
- description
- Play audio files, use text-to-speech, and record calls. Use when building IVR systems, playing announcements, or recording conversations. This skill provides JavaScript SDK examples.
- metadata
- {"author":"telnyx","product":"voice-media","language":"javascript","generated_by":"telnyx-ext-skills-generator"}
<!-- Auto-generated from Telnyx OpenAPI specs. Do not edit. -->
# Telnyx Voice Media - JavaScript
## Installation
```bash
npm install telnyx
```
## Setup
```javascript
import Telnyx from 'telnyx';
const client = new Telnyx({
apiKey: process.env['TELNYX_API_KEY'], // This is the default and can be omitted
});
```
All examples below assume `client` is already initialized as shown above.
## Play audio URL
Play an audio file on the call.
`POST /calls/{call_control_id}/actions/playback_start`
```javascript
const response = await client.calls.actions.startPlayback('call_control_id');
console.log(response.data);
```
## Stop audio playback
Stop audio being played on the call.
`POST /calls/{call_control_id}/actions/playback_stop`
```javascript
const response = await client.calls.actions.stopPlayback('call_control_id');
console.log(response.data);
```
## Record pause
Pause recording the call.
`POST /calls/{call_control_id}/actions/record_pause`
```javascript
const response = await client.calls.actions.pauseRecording('call_control_id');
console.log(response.data);
```
## Record resume
Resume recording the call.
`POST /calls/{call_control_id}/actions/record_resume`
```javascript
const response = await client.calls.actions.resumeRecording('call_control_id');
console.log(response.data);
```
## Recording start
Start recording the call.
`POST /calls/{call_control_id}/actions/record_start` — Required: `format`, `channels`
```javascript
const response = await client.calls.actions.startRecording('call_control_id', {
channels: 'single',
format: 'wav',
});
console.log(response.data);
```
## Recording stop
Stop recording the call.
`POST /calls/{call_control_id}/actions/record_stop`
```javascript
const response = await client.calls.actions.stopRecording('call_control_id');
console.log(response.data);
```
## Speak text
Convert text to speech and play it back on the call.
`POST /calls/{call_control_id}/actions/speak` — Required: `payload`, `voice`
```javascript
const response = await client.calls.actions.speak('call_control_id', {
payload: 'Say this on the call',
voice: 'female',
});
console.log(response.data);
```
---
## Webhooks
The following webhook events are sent to your configured webhook URL.
All webhooks include `telnyx-timestamp` and `telnyx-signature-ed25519` headers for verification (Standard Webhooks compatible).
| Event | Description |
|-------|-------------|
| `callPlaybackStarted` | Call Playback Started |
| `callPlaybackEnded` | Call Playback Ended |
| `callSpeakEnded` | Call Speak Ended |
| `callRecordingSaved` | Call Recording Saved |
| `callRecordingError` | Call Recording Error |
| `callRecordingTranscriptionSaved` | Call Recording Transcription Saved |
| `callSpeakStarted` | Call Speak Started |
View on GitHub