Deprecated API

Contents

• Terminally Deprecated
• Classes
• Methods
• Constructors
• Enum Constants

Terminally Deprecated Elements

Element	Description
dev.langchain4j.data.document.parser.apache.tika.ApacheTikaDocumentParser(Supplier<Parser>, Supplier<ContentHandler>, Supplier<Metadata>, Supplier<ParseContext>)	Use the constructor with suppliers for Tika components if you intend to use this parser for multiple files and specify whether to include metadata or not.
dev.langchain4j.data.document.parser.apache.tika.ApacheTikaDocumentParser(Parser, ContentHandler, Metadata, ParseContext)	Use the constructor with suppliers for Tika components if you intend to use this parser for multiple files.
dev.langchain4j.model.cohere.CohereEmbeddingModel.withApiKey(String)	Please use builder() instead, and explicitly set the model name and, if necessary, other parameters.
dev.langchain4j.model.cohere.CohereScoringModel.withApiKey(String)	Please use builder() instead, and explicitly set the model name and, if necessary, other parameters.
dev.langchain4j.model.ovhai.OvhAiEmbeddingModel.withApiKey(String)	Please use builder() instead, and explicitly set the baseUrl and, if necessary, other parameters. The default value for baseUrl will be removed in future releases!
dev.langchain4j.model.vertexai.gemini.VertexAiGeminiChatModel(String, String, String, Float, Integer, Integer, Float, Integer, Integer, String, Schema, Map<HarmCategory, SafetyThreshold>, Boolean, String, ToolCallingMode, List<String>, Boolean, Boolean, List<ChatModelListener>, Set<Capability>)	please use VertexAiGeminiChatModel(VertexAiGeminiChatModelBuilder) instead
dev.langchain4j.model.vertexai.gemini.VertexAiGeminiStreamingChatModel(String, String, String, Float, Integer, Integer, Float, String, Schema, Map<HarmCategory, SafetyThreshold>, Boolean, String, ToolCallingMode, List<String>, Boolean, Boolean, List<ChatModelListener>, Map<String, String>, Executor)	please use VertexAiGeminiStreamingChatModel(VertexAiGeminiStreamingChatModelBuilder) instead
dev.langchain4j.model.vertexai.VertexAiChatModel(String, String, String, String, String, Double, Integer, Integer, Double, Integer)	Please use VertexAiChatModel(Builder) instead
dev.langchain4j.model.vertexai.VertexAiEmbeddingModel(String, String, String, String, String, Integer, Integer, Integer, VertexAiEmbeddingModel.TaskType, String, Integer, Boolean)	Please use VertexAiEmbeddingModel(Builder) instead
dev.langchain4j.store.embedding.elasticsearch.ElasticsearchEmbeddingStore(ElasticsearchConfiguration, String, String, String, String, String)	by ElasticsearchEmbeddingStore(ElasticsearchConfiguration, RestClient, String)
dev.langchain4j.store.embedding.elasticsearch.ElasticsearchEmbeddingStore(ElasticsearchConfiguration, String, String, String, String, String, Integer)	by ElasticsearchEmbeddingStore(ElasticsearchConfiguration, RestClient, String)
dev.langchain4j.store.embedding.elasticsearch.ElasticsearchEmbeddingStore.Builder.apiKey(String)	call ElasticsearchEmbeddingStore.Builder.restClient(RestClient) instead
dev.langchain4j.store.embedding.elasticsearch.ElasticsearchEmbeddingStore.Builder.dimension(Integer)	dimension is not used anymore.
dev.langchain4j.store.embedding.elasticsearch.ElasticsearchEmbeddingStore.Builder.password(String)	call ElasticsearchEmbeddingStore.Builder.restClient(RestClient) instead
dev.langchain4j.store.embedding.elasticsearch.ElasticsearchEmbeddingStore.Builder.serverUrl(String)	call ElasticsearchEmbeddingStore.Builder.restClient(RestClient) instead
dev.langchain4j.store.embedding.elasticsearch.ElasticsearchEmbeddingStore.Builder.userName(String)	call ElasticsearchEmbeddingStore.Builder.restClient(RestClient) instead
dev.langchain4j.store.embedding.pinecone.PineconeEmbeddingStore.Builder.environment(String)	Please use PineconeEmbeddingStore.Builder.createIndex(PineconeIndexConfig)
dev.langchain4j.store.embedding.pinecone.PineconeEmbeddingStore.Builder.projectId(String)	Please use PineconeEmbeddingStore.Builder.createIndex(PineconeIndexConfig)

Deprecated Classes

Class	Description
dev.langchain4j.model.openai.internal.chat.FunctionMessage

Deprecated Methods

Method	Description
dev.langchain4j.model.cohere.CohereEmbeddingModel.withApiKey(String)	Please use builder() instead, and explicitly set the model name and, if necessary, other parameters.
dev.langchain4j.model.cohere.CohereScoringModel.withApiKey(String)	Please use builder() instead, and explicitly set the model name and, if necessary, other parameters.
dev.langchain4j.model.openai.internal.chat.AssistantMessage.Builder.functionCall(FunctionCall)
dev.langchain4j.model.openai.internal.chat.AssistantMessage.functionCall()
dev.langchain4j.model.openai.internal.chat.ChatCompletionRequest.Builder.functionCall(FunctionCall)
dev.langchain4j.model.openai.internal.chat.ChatCompletionRequest.Builder.functionCall(String)
dev.langchain4j.model.openai.internal.chat.ChatCompletionRequest.Builder.functions(Function...)
dev.langchain4j.model.openai.internal.chat.ChatCompletionRequest.Builder.functions(List<Function>)
dev.langchain4j.model.openai.internal.chat.ChatCompletionRequest.functionCall()
dev.langchain4j.model.openai.internal.chat.ChatCompletionRequest.functions()
dev.langchain4j.model.openai.internal.chat.Delta.Builder.functionCall(FunctionCall)
dev.langchain4j.model.openai.internal.chat.Delta.functionCall()
dev.langchain4j.model.openai.internal.chat.FunctionMessage.builder()
dev.langchain4j.model.openai.internal.chat.FunctionMessage.from(String, String)
dev.langchain4j.model.openai.internal.OpenAiUtils.toFunctions(Collection<ToolSpecification>)	Functions are deprecated by OpenAI, use OpenAiUtils.toTools(Collection, boolean) instead
dev.langchain4j.model.ovhai.OvhAiEmbeddingModel.withApiKey(String)	Please use builder() instead, and explicitly set the baseUrl and, if necessary, other parameters. The default value for baseUrl will be removed in future releases!
dev.langchain4j.service.tool.ToolServiceResult.chatResponse()	Please use ToolServiceResult.aggregateResponse() instead for clarity
dev.langchain4j.store.embedding.elasticsearch.ElasticsearchEmbeddingStore.Builder.apiKey(String)	call ElasticsearchEmbeddingStore.Builder.restClient(RestClient) instead
dev.langchain4j.store.embedding.elasticsearch.ElasticsearchEmbeddingStore.Builder.dimension(Integer)	dimension is not used anymore.
dev.langchain4j.store.embedding.elasticsearch.ElasticsearchEmbeddingStore.Builder.password(String)	call ElasticsearchEmbeddingStore.Builder.restClient(RestClient) instead
dev.langchain4j.store.embedding.elasticsearch.ElasticsearchEmbeddingStore.Builder.serverUrl(String)	call ElasticsearchEmbeddingStore.Builder.restClient(RestClient) instead
dev.langchain4j.store.embedding.elasticsearch.ElasticsearchEmbeddingStore.Builder.userName(String)	call ElasticsearchEmbeddingStore.Builder.restClient(RestClient) instead
dev.langchain4j.store.embedding.pinecone.PineconeEmbeddingStore.Builder.environment(String)	Please use PineconeEmbeddingStore.Builder.createIndex(PineconeIndexConfig)
dev.langchain4j.store.embedding.pinecone.PineconeEmbeddingStore.Builder.projectId(String)	Please use PineconeEmbeddingStore.Builder.createIndex(PineconeIndexConfig)

Deprecated Constructors

Constructor	Description
dev.langchain4j.data.document.parser.apache.tika.ApacheTikaDocumentParser(Supplier<Parser>, Supplier<ContentHandler>, Supplier<Metadata>, Supplier<ParseContext>)	Use the constructor with suppliers for Tika components if you intend to use this parser for multiple files and specify whether to include metadata or not.
dev.langchain4j.data.document.parser.apache.tika.ApacheTikaDocumentParser(Parser, ContentHandler, Metadata, ParseContext)	Use the constructor with suppliers for Tika components if you intend to use this parser for multiple files.
dev.langchain4j.model.vertexai.gemini.VertexAiGeminiChatModel(String, String, String, Float, Integer, Integer, Float, Integer, Integer, String, Schema, Map<HarmCategory, SafetyThreshold>, Boolean, String, ToolCallingMode, List<String>, Boolean, Boolean, List<ChatModelListener>, Set<Capability>)	please use VertexAiGeminiChatModel(VertexAiGeminiChatModelBuilder) instead
dev.langchain4j.model.vertexai.gemini.VertexAiGeminiStreamingChatModel(String, String, String, Float, Integer, Integer, Float, String, Schema, Map<HarmCategory, SafetyThreshold>, Boolean, String, ToolCallingMode, List<String>, Boolean, Boolean, List<ChatModelListener>, Map<String, String>, Executor)	please use VertexAiGeminiStreamingChatModel(VertexAiGeminiStreamingChatModelBuilder) instead
dev.langchain4j.model.vertexai.VertexAiChatModel(String, String, String, String, String, Double, Integer, Integer, Double, Integer)	Please use VertexAiChatModel(Builder) instead
dev.langchain4j.model.vertexai.VertexAiEmbeddingModel(String, String, String, String, String, Integer, Integer, Integer, VertexAiEmbeddingModel.TaskType, String, Integer, Boolean)	Please use VertexAiEmbeddingModel(Builder) instead
dev.langchain4j.service.tool.ToolServiceResult(ChatResponse, List<ToolExecution>)	Please use ToolServiceResult(Builder) instead
dev.langchain4j.store.embedding.elasticsearch.ElasticsearchEmbeddingStore(ElasticsearchConfiguration, String, String, String, String, String)	by ElasticsearchEmbeddingStore(ElasticsearchConfiguration, RestClient, String)
dev.langchain4j.store.embedding.elasticsearch.ElasticsearchEmbeddingStore(ElasticsearchConfiguration, String, String, String, String, String, Integer)	by ElasticsearchEmbeddingStore(ElasticsearchConfiguration, RestClient, String)

Deprecated Enum Constants

Enum Constant	Description
dev.langchain4j.model.openai.internal.chat.Role.FUNCTION