dev.langchain4j.model.openai

Class OpenAiStreamingChatModel

java.lang.Object

dev.langchain4j.model.openai.OpenAiStreamingChatModel

All Implemented Interfaces:

dev.langchain4j.model.chat.StreamingChatLanguageModel, dev.langchain4j.model.chat.TokenCountEstimator

public class OpenAiStreamingChatModel
extends Object
implements dev.langchain4j.model.chat.StreamingChatLanguageModel, dev.langchain4j.model.chat.TokenCountEstimator

Represents an OpenAI language model with a chat completion interface, such as gpt-3.5-turbo and gpt-4. The model's response is streamed token by token and should be handled with StreamingResponseHandler.

Constructor Summary

Constructors

Constructor and Description
OpenAiStreamingChatModel(String baseUrl, String apiKey, String modelName, Double temperature, Double topP, List<String> stop, Integer maxTokens, Double presencePenalty, Double frequencyPenalty, Duration timeout, Proxy proxy, Boolean logRequests, Boolean logResponses)

Method Summary

Modifier and Type	Method and Description
int	estimateTokenCount(List<dev.langchain4j.data.message.ChatMessage> messages)
void	generate(List<dev.langchain4j.data.message.ChatMessage> messages, List<dev.langchain4j.agent.tool.ToolSpecification> toolSpecifications, dev.langchain4j.model.StreamingResponseHandler<dev.langchain4j.data.message.AiMessage> handler)
void	generate(List<dev.langchain4j.data.message.ChatMessage> messages, dev.langchain4j.model.StreamingResponseHandler<dev.langchain4j.data.message.AiMessage> handler)
void	generate(List<dev.langchain4j.data.message.ChatMessage> messages, dev.langchain4j.agent.tool.ToolSpecification toolSpecification, dev.langchain4j.model.StreamingResponseHandler<dev.langchain4j.data.message.AiMessage> handler)
static OpenAiStreamingChatModel	withApiKey(String apiKey)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface dev.langchain4j.model.chat.StreamingChatLanguageModel

generate

Methods inherited from interface dev.langchain4j.model.chat.TokenCountEstimator

estimateTokenCount, estimateTokenCount, estimateTokenCount, estimateTokenCount

Constructor Detail

OpenAiStreamingChatModel

public OpenAiStreamingChatModel(String baseUrl,
                                String apiKey,
                                String modelName,
                                Double temperature,
                                Double topP,
                                List<String> stop,
                                Integer maxTokens,
                                Double presencePenalty,
                                Double frequencyPenalty,
                                Duration timeout,
                                Proxy proxy,
                                Boolean logRequests,
                                Boolean logResponses)

Method Detail

generate

public void generate(List<dev.langchain4j.data.message.ChatMessage> messages,
                     dev.langchain4j.model.StreamingResponseHandler<dev.langchain4j.data.message.AiMessage> handler)

Specified by:

generate in interface dev.langchain4j.model.chat.StreamingChatLanguageModel

generate

public void generate(List<dev.langchain4j.data.message.ChatMessage> messages,
                     List<dev.langchain4j.agent.tool.ToolSpecification> toolSpecifications,
                     dev.langchain4j.model.StreamingResponseHandler<dev.langchain4j.data.message.AiMessage> handler)

Specified by:

generate in interface dev.langchain4j.model.chat.StreamingChatLanguageModel

generate

public void generate(List<dev.langchain4j.data.message.ChatMessage> messages,
                     dev.langchain4j.agent.tool.ToolSpecification toolSpecification,
                     dev.langchain4j.model.StreamingResponseHandler<dev.langchain4j.data.message.AiMessage> handler)

Specified by:

generate in interface dev.langchain4j.model.chat.StreamingChatLanguageModel

estimateTokenCount

public int estimateTokenCount(List<dev.langchain4j.data.message.ChatMessage> messages)

Specified by:

estimateTokenCount in interface dev.langchain4j.model.chat.TokenCountEstimator

withApiKey

public static OpenAiStreamingChatModel withApiKey(String apiKey)