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Update to the new model gpt-realtime (#1527) #1529

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Update to the new model gpt-realtime (#1527) #1529

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eef2402
gpt-realtime
stc1988 Sep 13, 2025
6003aa4
openAIRealtime: conversation using function calling
stc1988 Sep 13, 2025
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2 changes: 2 additions & 0 deletions contributed/conversationalAI/assets.js
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Original file line number Diff line number Diff line change
Expand Up @@ -256,8 +256,10 @@ const assets = {
{ name:"Alloy", id:"alloy" },
{ name:"Ash", id:"ash" },
{ name:"Ballad", id:"ballad" },
{ name:"Cedar", id:"cedar" },
{ name:"Coral", id:"coral" },
{ name:"Echo", id:"echo" },
{ name:"Marin", id:"marin" },
{ name:"Sage", id:"sage" },
{ name:"Shimmer", id:"shimmer" },
{ name:"Verse", id:"verse" },
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2 changes: 1 addition & 1 deletion examples/io/tcp/websocketsclient/main.js
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Original file line number Diff line number Diff line change
Expand Up @@ -19,9 +19,9 @@ const ws = new WebSocketClient({
...device.network.wss,
host: "api.openai.com",
path: "/v1/realtime?model=gpt-4o-realtime-preview-2024-10-01",
path: "/v1/realtime?model=gpt-realtime",
port: 443,
headers: [
["OpenAI-Beta", "realtime=v1"],
["Authorization", `Bearer ${apiKey}`],
],
onReadable(count, options) {
Expand Down
47 changes: 30 additions & 17 deletions modules/network/services/chatAudioIO/workers/openAIRealtime.js
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Expand Up @@ -29,9 +29,8 @@ class OpenAIRealTimeModel extends ChatWebSocketWorker {
constructor(options) {
super(options);
this.host = "api.openai.com";
this.path = `/v1/realtime?model=gpt-4o-realtime-preview-2024-10-01`;
this.path = `/v1/realtime?model=gpt-realtime`;
this.headers = [
["OpenAI-Beta", "realtime=v1"],
["Authorization", `Bearer ${config.openAIKey}`]
];
this.audioPrefix = audioPrefix;
Expand All @@ -47,18 +46,27 @@ class OpenAIRealTimeModel extends ChatWebSocketWorker {
});
this.session = {
instructions,
voice,
turn_detection: {
type: "server_vad",
threshold: 0.5,
prefix_padding_ms: 300,
silence_duration_ms: 500,
create_response: true
audio: {
input: {
format: { type: 'audio/pcma' },
turn_detection: {
type: "server_vad",
threshold: 0.5,
prefix_padding_ms: 300,
silence_duration_ms: 500,
create_response: true
},
transcription: {
model: 'whisper-1',
}
},
output: {
voice
}
},
input_audio_format: "g711_alaw",
input_audio_transcription: { model: 'whisper-1' },
tools,
tool_choice: "auto",
type: "realtime",
}
}
generateId(prefix, length = 21) {
Expand All @@ -71,7 +79,7 @@ class OpenAIRealTimeModel extends ChatWebSocketWorker {
return `${prefix}${str}`;
}
isBase64(result, current, name) {
return (result?.type == "response.audio.delta") && (name == "delta");
return (result?.type == "response.output_audio.delta") && (name == "delta");
}
sendAudio(message) {
const buffer = new Uint8Array(this.inputBuffer, message.offset, message.size);
Expand All @@ -90,6 +98,9 @@ class OpenAIRealTimeModel extends ChatWebSocketWorker {
},
event_id: this.generateId('event_'),
});
this.sendJSON({
type: 'response.create',
})
}
sendText(message) {
this.sendJSON({
Expand Down Expand Up @@ -124,20 +135,22 @@ class OpenAIRealTimeModel extends ChatWebSocketWorker {
'input_audio_buffer.committed'(message) {
this.post("listen");
}
'response.audio_transcript.delta'(message) {
'response.output_audio_transcript.delta'(message) {
this.postMessage({ id:"receiveOutputText", text:message.delta, more:true });
}
'response.audio_transcript.done'(message) {
'response.output_audio_transcript.done'(message) {
this.postMessage({ id:"receiveOutputText", text:"" });
}
'response.created'(message) {
this.postMessage({ id:"receiveInputText", text:"", more:true });
this.postMessage({ id:"receiveOutputText", text:"", more:true });
}
'response.done'(message) {
this.parser.copy(this.silence);
this.parser.done();
this.post("speak");
if(message.response?.output[0]?.type === 'messaege') {
this.parser.copy(this.silence);
this.parser.done();
this.post("speak");
}
}
'response.output_item.done'(message) {
const { item } = message;
Expand Down