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@n8n/n8n-nodes-langchain

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import type { IDataObject } from 'n8n-workflow'; import type { JsonSchema7Type } from 'zod-to-json-schema'; export type FileSource = { type: 'base64'; media_type: string; data: string; } | { type: 'url'; url: string; } | { type: 'file'; file_id: string; }; export type Content = { type: 'text'; text: string; } | { type: 'image'; source: FileSource; } | { type: 'document'; source: FileSource; } | { type: 'tool_use'; id: string; name: string; input: IDataObject; } | { type: 'tool_result'; tool_use_id: string; content: string; } | { type: 'container_upload'; file_id: string; }; export interface Message { role: 'user' | 'assistant'; content: string | Content[]; } export interface File { created_at: string; downloadable: boolean; filename: string; id: string; mime_type: string; size_bytes: number; type: 'file'; } export type Tool = { type: 'custom'; name: string; input_schema: JsonSchema7Type; description: string; } | { type: 'web_search_20250305'; name: 'web_search'; max_uses?: number; allowed_domains?: string[]; blocked_domains?: string[]; } | { type: 'code_execution_20250522'; name: 'code_execution'; }; export interface MessagesResponse { content: Content[]; stop_reason: string | null; } export interface PromptResponse { messages: Message[]; system: string; } export interface TemplatizeResponse extends PromptResponse { variable_values: IDataObject; }