@sap-ai-sdk/langchain/dist/openai/chat.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 Runnable } from '@langchain/core/runnables';
import type { InteropZodType } from '@langchain/core/utils/types';
import type { BaseLanguageModelInput, StructuredOutputMethodOptions } from '@langchain/core/language_models/base';
import type { AIMessageChunk, BaseMessage } from '@langchain/core/messages';
import type { CallbackManagerForLLMRun } from '@langchain/core/callbacks/manager';
import type { ChatResult } from '@langchain/core/outputs';
import type { AzureOpenAiChatCallOptions, AzureOpenAiChatModelParams, ChatAzureOpenAIToolType } from './types.js';
import type { HttpDestinationOrFetchOptions } from '@sap-cloud-sdk/connectivity';
/**
 * LangChain chat client for Azure OpenAI consumption on SAP BTP.
 */
export declare class AzureOpenAiChatClient extends BaseChatModel<AzureOpenAiChatCallOptions> {
    temperature?: number | null;
    top_p?: number | null;
    logit_bias?: Record<string, any> | null | undefined;
    user?: string;
    presence_penalty?: number;
    frequency_penalty?: number;
    stop?: string | string[];
    max_tokens?: number;
    supportsStrictToolCalling?: boolean;
    modelName: string;
    private openAiChatClient;
    constructor(fields: AzureOpenAiChatModelParams, destination?: HttpDestinationOrFetchOptions);
    _llmType(): string;
    _generate(messages: BaseMessage[], options: typeof this.ParsedCallOptions, runManager?: CallbackManagerForLLMRun): Promise<ChatResult>;
    bindTools(tools: ChatAzureOpenAIToolType[], kwargs?: Partial<AzureOpenAiChatCallOptions> | undefined): Runnable<BaseLanguageModelInput, AIMessageChunk, AzureOpenAiChatCallOptions>;
    withStructuredOutput<RunOutput extends Record<string, any> = Record<string, any>>(outputSchema: InteropZodType<RunOutput> | Record<string, any>, config?: StructuredOutputMethodOptions<false>): Runnable<BaseLanguageModelInput, RunOutput>;
    withStructuredOutput<RunOutput extends Record<string, any> = Record<string, any>>(outputSchema: InteropZodType<RunOutput> | Record<string, any>, config?: StructuredOutputMethodOptions<true>): Runnable<BaseLanguageModelInput, {
        raw: BaseMessage;
        parsed: RunOutput;
    }>;
    withStructuredOutput<RunOutput extends Record<string, any> = Record<string, any>>(outputSchema: InteropZodType<RunOutput> | Record<string, any>, config?: StructuredOutputMethodOptions<boolean>): Runnable<BaseLanguageModelInput, RunOutput> | Runnable<BaseLanguageModelInput, {
        raw: BaseMessage;
        parsed: RunOutput;
    }>;
    /**
     * Stream response chunks from the Azure OpenAI 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>;
}
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