Class WatsonxChatModel

java.lang.Object
dev.langchain4j.model.watsonx.WatsonxChatModel
All Implemented Interfaces:
dev.langchain4j.model.chat.ChatModel
public class WatsonxChatModel extends Object implements dev.langchain4j.model.chat.ChatModel
A ChatModel implementation that integrates IBM watsonx.ai with LangChain4j.

Example usage: 

ChatModel chatModel = WatsonxChatModel.builder()
    .url("https://...") // or use CloudRegion
    .apiKey("...")
    .projectId("...")
    .modelName("ibm/granite-3-8b-instruct")
    .maxOutputTokens(0)
    .temperature(0.7)
    .build();

  • Field Details

    • THINKING

      protected static final com.ibm.watsonx.ai.chat.model.ControlMessage THINKING

    • chatService

      protected final com.ibm.watsonx.ai.chat.ChatService chatService

    • listeners

      protected final List<dev.langchain4j.model.chat.listener.ChatModelListener> listeners

    • defaultRequestParameters

      protected final dev.langchain4j.model.chat.request.ChatRequestParameters defaultRequestParameters

    • supportedCapabilities

      protected final Set<dev.langchain4j.model.chat.Capability> supportedCapabilities

    • tags

      protected final com.ibm.watsonx.ai.chat.model.ExtractionTags tags

  • Method Details

    • doChat

      public dev.langchain4j.model.chat.response.ChatResponse doChat(dev.langchain4j.model.chat.request.ChatRequest chatRequest)
      Specified by:
      doChat in interface dev.langchain4j.model.chat.ChatModel

    • listeners

      public List<dev.langchain4j.model.chat.listener.ChatModelListener> listeners()
      Specified by:
      listeners in interface dev.langchain4j.model.chat.ChatModel

    • defaultRequestParameters

      public dev.langchain4j.model.chat.request.ChatRequestParameters defaultRequestParameters()
      Specified by:
      defaultRequestParameters in interface dev.langchain4j.model.chat.ChatModel

    • provider

      public dev.langchain4j.model.ModelProvider provider()
      Specified by:
      provider in interface dev.langchain4j.model.chat.ChatModel

    • supportedCapabilities

      public Set<dev.langchain4j.model.chat.Capability> supportedCapabilities()
      Specified by:
      supportedCapabilities in interface dev.langchain4j.model.chat.ChatModel

    • builder

      public static WatsonxChatModel.Builder builder()
      Returns a new WatsonxChatModel.Builder instance.

      Example usage: 

      ChatModel chatModel = WatsonxChatModel.builder()
    .url("https://...") // or use CloudRegion
    .apiKey("...")
    .projectId("...")
    .modelName("ibm/granite-3-8b-instruct")
    .maxOutputTokens(0)
    .temperature(0.7)
    .build();
      Returns:
      WatsonxChatModel.Builder instance.