Package dev.langchain4j.model.chat

Interface ChatLanguageModel

All Known Implementing Classes:

AbstractBedrockChatModel, AnthropicChatModel, AzureOpenAiChatModel, BedrockAI21LabsChatModel, BedrockAnthropicCompletionChatModel, BedrockAnthropicMessageChatModel, BedrockChatModel, BedrockCohereChatModel, BedrockLlamaChatModel, BedrockMistralAiChatModel, BedrockStabilityAIChatModel, BedrockTitanChatModel, DisabledChatLanguageModel, GitHubModelsChatModel, GoogleAiGeminiChatModel, HuggingFaceChatModel, JlamaChatModel, LocalAiChatModel, MistralAiChatModel, OllamaChatModel, OpenAiChatModel, OpenAiOfficialChatModel, VertexAiChatModel, VertexAiGeminiChatModel, WorkersAiChatModel

public interface ChatLanguageModel

Represents a language model that has a chat API.

See Also:

• StreamingChatLanguageModel

Method Summary

Modifier and Type	Method	Description
default ChatResponse	chat(ChatMessage... messages)
default ChatResponse	chat(ChatRequest chatRequest)	This is the main API to interact with the chat model.
default String	chat(String userMessage)
default ChatResponse	chat(List<ChatMessage> messages)
default ChatRequestParameters	defaultRequestParameters()
default ChatResponse	doChat(ChatRequest chatRequest)
default List<ChatModelListener>	listeners()
default ModelProvider	provider()
default Set<Capability>	supportedCapabilities()

Method Details

chat

default ChatResponse chat(ChatRequest chatRequest)

This is the main API to interact with the chat model. A temporary default implementation of this method is necessary until all ChatLanguageModel implementations adopt it. It should be removed once that occurs.

Parameters:

chatRequest - a ChatRequest, containing all the inputs to the LLM

Returns:

a ChatResponse, containing all the outputs from the LLM

defaultRequestParameters

default ChatRequestParameters defaultRequestParameters()

listeners

default List<ChatModelListener> listeners()

provider

default ModelProvider provider()

doChat

default ChatResponse doChat(ChatRequest chatRequest)

chat

default String chat(String userMessage)

chat

default ChatResponse chat(ChatMessage... messages)

chat

default ChatResponse chat(List<ChatMessage> messages)

supportedCapabilities

default Set<Capability> supportedCapabilities()