Curated

(5/5)

Build a Tax Code Assistant with Qdrant, Mistral.ai and OpenAI

Step 1. Download the Tax Code PDF [Read more about handling Zip Files](https://docs.n8n.io/integrations/builtin/core-nodes/n8n-nodes-base.compression/) Let's begin by pulling a zip file containing all the tax codes as separate PDF files. We can unzip on the fly with n8n's compression node.

Integrations Used (12)

Embeddingsmistralcloud

Documentdefaultdataloader

Textsplitterrecursivecharactertextsplitter

Workflow Structure (31 nodes)

100%

Manual Trigger

When clicking ‘Test workflow’

Http Request

Get Tax Code Zip File

Compression

Extract Zip Files

Split Out

Files as Items

Extract From File

Extract PDF Contents

Set

Extract From Chapter

Set

Map To Sections

Split Out

Sections To List

Filter

Only Valid Sections

Split In Batches

For Each Section...

Set

Content Chunking @ 50k Chars

Split Out

Split Out Chunks

Langchain.embeddings Mistral Cloud

Embeddings Mistral Cloud

Langchain.vector Store Qdrant

Qdrant Vector Store

Langchain.document Default Data Loader

Default Data Loader

Langchain.text Splitter Recursive Character Text Splitter

Recursive Character Text Splitter

Wait

1sec

Langchain.chat Trigger

When chat message received

Langchain.memory Buffer Window

Window Buffer Memory1

Langchain.agent

AI Agent

Langchain.lm Chat Open Ai

OpenAI Chat Model

Langchain.memory Buffer Window

Window Buffer Memory

Langchain.tool Workflow

Ask Tool

Langchain.tool Workflow

Search Tool

Execute Workflow Trigger

Switch

Http Request

Get Mistral Embeddings

Http Request

Use Qdrant Scroll API

Http Request

Use Qdrant Search API1

Set

Get Search Response

Set

Get Ask Response

Node Types:

trigger

default

logic

http

transform

Requires credentials

Prerequisites

Required Credentials (3)

Mistral Cloud

Used by: Embeddings Mistral Cloud, Get Mistral Embeddings

Docs

OpenAI

Used by: OpenAI Chat Model

Docs

Qdrant

Used by: Use Qdrant Search API1, Use Qdrant Scroll API +1 more

Docs

Multiple services required

This workflow needs 3 different credentials. Make sure you have accounts for all services before importing.

Complexity

Advanced

Expert level. Custom code, complex logic, many integrations.

Setup time: ~50 min

Score: 75/100

Conditional Logic

Loops

6 Integrations

When to Use This Workflow

AI-Powered Content Creation

Automate content generation, summarization, or analysis using AI capabilities.

Save hours of manual work while maintaining quality and consistency.

Real-time Response

React instantly when events happen - new orders, form submissions, or API calls.

Zero delay between trigger and action for time-sensitive workflows.

Error Reduction

Eliminate human error from routine processes with consistent automation.

Improve accuracy and reliability across your workflows.

workflow.json

{
  "meta": {
    "instanceId": "26ba763460b97c249b82942b23b6384876dfeb9327513332e743c5f6219c2b8e"
  },
  "nodes": [
    {
      "id": "1bb3c94e-326e-41ca-82e4-102a598dba39",
      "name": "When clicking ‘Test workflow’",
      "type": "n8n-nodes-base.manualTrigger",
      "position": [
        -320,
        300
      ],
      "parameters": {},
      "typeVersion": 1
    },
    {
      "id": "751b283b-ea88-4fcd-ace3-3c86631f8876",
      "name": "Embeddings Mistral Cloud",
      "type": "@n8n/n8n-nodes-langchain.embeddingsMistralCloud",
...