# Chatbot for questions about Nextcloud file contents (PDF, DOCX, Markdown)
This automation template enables users to ask questions about folder contents in Nextcloud via a chat interface. The system extracts text from supported files (PDF, DOCX, Markdown), aggregates it, and sends it to the Qwen3 model via OpenRouter for response generation. Built on n8n with LangChain and Nextcloud API integration.
## Who it´s for
- Professionals working with documents in Nextcloud who need quick access to information.
- Teams automating on-demand document processing.
- Users wanting to interact with files through a chat interface.
## What the automation does
- On receiving a chat message, a LangChain-based AI agent is triggered.
- The agent invokes a sub-workflow to list and download files from the specified Nextcloud folder.
- Text content is extracted from PDF, DOCX, and Markdown files.
- Data is aggregated and sent to the Qwen3 model via OpenAI-compatible API (OpenRouter).
- The generated response is sent back to the user in chat.
- Supports contextual analysis across multiple files simultaneously.
## What´s included
- Ready-to-use n8n workflow.
- Trigger logic based on incoming messages and sub-process execution.
- Integrations with Nextcloud API, OpenRouter, and Chat Interface.
- Basic textual instructions for setup and adaptation.
## Requirements for setup
- n8n account or self-hosted instance.
- Access to a Nextcloud server with API credentials.
- OpenRouter account with access to Qwen3 model.
- Configured chat interface capable of sending triggers (e.g., via webhook).
## Benefits and outcomes
- Faster information retrieval without manual file review.
- Centralized access to knowledge stored in Nextcloud.
- Reduced employee workload through automated responses to common queries.
- Scalable solution for team-based document interaction.
- Multilingual document support via Qwen3 capabilities.
## Important: template only
Important: you are purchasing a ready-made automation workflow template only. Rollout into your infrastructure, connecting specific accounts and services, 1:1 setup help, custom adjustments for non-standard stacks and any consulting support are provided as a separate paid service at an individual rate. To discuss custom work or 1:1 help, contact via chat
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