@sap-ai-sdk/langchain/dist/orchestration/client.d.ts

SAP Cloud SDK for AI is the official Software Development Kit (SDK) for **SAP AI Core**, **SAP Generative AI Hub**, and **Orchestration Service**.

import { BaseChatModel } from '@langchain/core/language_models/chat_models';
import { ChatGenerationChunk } from '@langchain/core/outputs';
import { type BaseMessage } from '@langchain/core/messages';
import type { OrchestrationMessageChunk } from './orchestration-message-chunk.js';
import type { BaseLanguageModelInput } from '@langchain/core/language_models/base';
import type { Runnable, RunnableLike } from '@langchain/core/runnables';
import type { ChatResult } from '@langchain/core/outputs';
import type { BaseChatModelParams } from '@langchain/core/language_models/chat_models';
import type { ResourceGroupConfig } from '@sap-ai-sdk/ai-api';
import type { CallbackManagerForLLMRun } from '@langchain/core/callbacks/manager';
import type { OrchestrationCallOptions, LangChainOrchestrationModuleConfig, ChatOrchestrationToolType } from './types.js';
import type { HttpDestinationOrFetchOptions } from '@sap-cloud-sdk/connectivity';
/**
 * The Orchestration client.
 */
export declare class OrchestrationClient extends BaseChatModel<OrchestrationCallOptions, OrchestrationMessageChunk> {
    orchestrationConfig: LangChainOrchestrationModuleConfig;
    langchainOptions: BaseChatModelParams;
    deploymentConfig?: ResourceGroupConfig | undefined;
    destination?: HttpDestinationOrFetchOptions | undefined;
    constructor(orchestrationConfig: LangChainOrchestrationModuleConfig, langchainOptions?: BaseChatModelParams, deploymentConfig?: ResourceGroupConfig | undefined, destination?: HttpDestinationOrFetchOptions | undefined);
    _llmType(): string;
    /**
     * Create a new runnable sequence that runs each individual runnable in series,
     * piping the output of one runnable into another runnable or runnable-like.
     * @param coerceable - A runnable, function, or object whose values are functions or runnables.
     * @returns A new runnable sequence.
     */
    pipe<NewRunOutput>(coerceable: RunnableLike<OrchestrationMessageChunk, NewRunOutput>): Runnable<BaseLanguageModelInput, Exclude<NewRunOutput, Error>, OrchestrationCallOptions>;
    _generate(messages: BaseMessage[], options: typeof this.ParsedCallOptions, runManager?: CallbackManagerForLLMRun): Promise<ChatResult>;
    bindTools(tools: ChatOrchestrationToolType[], kwargs?: Partial<OrchestrationCallOptions> | undefined): Runnable<BaseLanguageModelInput, OrchestrationMessageChunk, OrchestrationCallOptions>;
    /**
     * Stream response chunks from the Orchestration client.
     * @param messages - The messages to send to the model.
     * @param options - The call options.
     * @param runManager - The callback manager for the run.
     * @returns An async generator of chat generation chunks.
     */
    _streamResponseChunks(messages: BaseMessage[], options: typeof this.ParsedCallOptions, runManager?: CallbackManagerForLLMRun): AsyncGenerator<ChatGenerationChunk>;
    private mergeOrchestrationConfig;
}
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