api/javascript/telnyx-voice-gather-javascript/SKILL.md
Collect DTMF input and speech from callers using standard gather or AI-powered gather. Build interactive voice menus and AI voice assistants. This skill provides JavaScript SDK examples.
npx skillsauth add team-telnyx/telnyx-toolkit telnyx-voice-gather-javascriptInstall this skill globally with one command. Works with Claude Code, Cursor, and Windsurf.
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npm install telnyx
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.
Add messages to the conversation started by an AI assistant on the call.
POST /calls/{call_control_id}/actions/ai_assistant_add_messages
const response = await client.calls.actions.addAIAssistantMessages('call_control_id');
console.log(response.data);
Start an AI assistant on the call.
POST /calls/{call_control_id}/actions/ai_assistant_start
const response = await client.calls.actions.startAIAssistant('call_control_id');
console.log(response.data);
Stop an AI assistant on the call.
POST /calls/{call_control_id}/actions/ai_assistant_stop
const response = await client.calls.actions.stopAIAssistant('call_control_id');
console.log(response.data);
Stop current gather.
POST /calls/{call_control_id}/actions/gather_stop
const response = await client.calls.actions.stopGather('call_control_id');
console.log(response.data);
Gather parameters defined in the request payload using a voice assistant.
POST /calls/{call_control_id}/actions/gather_using_ai — Required: parameters
const response = await client.calls.actions.gatherUsingAI('call_control_id', {
parameters: {
properties: 'bar',
required: 'bar',
type: 'bar',
},
});
console.log(response.data);
Play an audio file on the call until the required DTMF signals are gathered to build interactive menus.
POST /calls/{call_control_id}/actions/gather_using_audio
const response = await client.calls.actions.gatherUsingAudio('call_control_id');
console.log(response.data);
Convert text to speech and play it on the call until the required DTMF signals are gathered to build interactive menus.
POST /calls/{call_control_id}/actions/gather_using_speak — Required: voice, payload
const response = await client.calls.actions.gatherUsingSpeak('call_control_id', {
payload: 'say this on call',
voice: 'male',
});
console.log(response.data);
Gather DTMF signals to build interactive menus.
POST /calls/{call_control_id}/actions/gather
const response = await client.calls.actions.gather('call_control_id');
console.log(response.data);
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 |
|-------|-------------|
| callGatherEnded | Call Gather Ended |
| CallAIGatherEnded | Call AI Gather Ended |
| CallAIGatherMessageHistoryUpdated | Call AI Gather Message History Updated |
| CallAIGatherPartialResults | Call AI Gather Partial Results |
| CallConversationEnded | Call Conversation Ended |
| callPlaybackStarted | Call Playback Started |
| callPlaybackEnded | Call Playback Ended |
| callDtmfReceived | Call Dtmf Received |
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