Dart client for the unofficial ChatGPT API. Support Text Completeion and stream response from v1/completions.
- Text completions without stream response
- Text completions with stream response
- Install package
flutter pub add chatgpt_completions
- Initialize instance
/// Generate api key from openai console: https://platform.openai.com/account/api-keys
ChatGPTCompletions.instance.initialize(apiKey: "api_key_here");- Text completions without stream response (stream: false)
String? responseWithoutStream =
await ChatGPTCompletions.instance.textCompletions(TextCompletionsParams(
prompt: "What's Flutter?",
model: GPTModel.davinci,
temperature: 0.2,
topP: 1,
n: 1,
stream: false,
maxTokens: 2048,
));
print("OpenAI: $responseWithoutStream");- Text completions with stream response (stream: true)
StreamSubscription? responseSubscription;
await ChatGPTCompletions.instance.textCompletions(
TextCompletionsParams(
prompt: "What's Flutter?",
model: GPTModel.davinci,
temperature: 0.2,
topP: 1,
n: 1,
stream: true, // --> set this is true
maxTokens: 2048,
),
onStreamValue: (characters) {
responseWithStream += characters;
print(responseWithStream);
},
onStreamCreated: (subscription) {
responseSubscription = subscription;
},
);- Stop generating (with stream)
responseSubscription?.cancel();- Using model gpt-3.5-turbo/gpt-4
// Using GPT-3.5-Turbo
await ChatGPTCompletions.instance.textCompletions(
TextCompletionsParams(
// using messagesTurbo insteal of prompt
messagesTurbo: [
MessageTurbo(
role: TurboRole.user,
content: "What's Flutter?",
),
],
model: GPTModel.gpt3p5turbo, // --> switch to gpt-3.5-turbo model
),
onStreamValue: (characters) {
responseWithStream += characters;
print(responseWithStream);
},
onStreamCreated: (subscription) {
responseSubscription = subscription;
},
// Debounce 100ms for receive next value
debounce: const Duration(milliseconds: 100),
);MIT License
Copyright (c) 2023 lambiengcode
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
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copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
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SOFTWARE.
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