chatgpt_completions 1.0.4 chatgpt_completions: ^1.0.4 copied to clipboard
Dart client for the unofficial ChatGPT API. Support Text Completion and stream response from v1/completions.
// ignore_for_file: avoid_print
import 'dart:async';
import 'package:chatgpt_completions/chatgpt_completions.dart';
void main() async {
/// Generate api key from openai console: https://platform.openai.com/account/api-keys
ChatGPTCompletions.instance.initialize(apiKey: '<openai_api_key>');
print("Generating answer without stream...");
// Text completions without stream response (stream: false)
String? responseWithoutStream =
await ChatGPTCompletions.instance.textCompletions(TextCompletionsParams(
prompt: "What's Flutter?",
model: GPTModel.davinci,
stream: true,
));
print("OpenAI: $responseWithoutStream");
print("\n\n-> Generating answer with stream...");
await Future.delayed(const Duration(seconds: 2));
// Text completions with stream response (stream: true)
String responseWithStream = "";
// If you want implement feature "stop generating", need record stream subcription when you want to stop.
// Let call responseSubscription?.cancel();
StreamSubscription? responseSubscription;
await ChatGPTCompletions.instance.textCompletions(
TextCompletionsParams(
prompt: "What's Flutter?",
model: GPTModel.davinci,
),
onStreamValue: (characters) {
responseWithStream += characters;
print(responseWithStream);
},
onStreamCreated: (subscription) {
responseSubscription = subscription;
},
// Debounce 200ms for receive next value
debounce: const Duration(milliseconds: 200),
);
// Stop generating
responseSubscription?.cancel();
// Using Chat Completion API: GPT-3.5-Turbo, GPT-4,...
await ChatGPTCompletions.instance.textCompletions(
TextCompletionsParams(
// prompt: "What's Flutter?",
messagesTurbo: [
MessageTurbo(
role: TurboRole.user,
content: "Where is the tallest building in the world?",
),
],
model: GPTModel.gpt3p5turbo,
),
onStreamValue: (characters) {
responseWithStream += characters;
print(characters);
},
onStreamCreated: (subscription) {
responseSubscription = subscription;
},
// Debounce 100ms for receive next value
debounce: const Duration(milliseconds: 100),
);
}