Automate Travel Expense Extraction with OCR, Mistral AI and Supabase — Flujo de trabajo n8n

Media complejidad⚡ Disparador13 nodos🏷️ Invoice Processing👁 9 vistaspor DIGITAL BIZ TECH

Descripción general

Travel Reimbursement - OCR & Expense Extraction Workflow

Overview This is a lightweight n8n workflow that accepts chat input and uploaded receipts, runs OCR, stores parsed results in Supabase, and uses an AI agent to extract structured travel expense data and compute totals. Designed for zero retention operation and fast integration.

Workflow Structure Frontend:** Chat UI trigger that accepts text and file uploads. Preprocessing:** Binary normalization + per-file OCR request. Storage:** Store

Nodos utilizados

HTTP RequestSupabaseCodeAI AgentSimple MemoryCalculatorMistral Cloud Chat Model

Vista previa del flujo de trabajo

OCR (ANY OCR API)
Sends multipart file to the configured OCR endpoint. Ex
Security & Retention
Follow zero-retention guidance. Encrypt credentials. Li
NORMALIZE binary file
Code node: picks the first binary key and returns `bina
Travel Reimbursement Agent (core)
Parses OCR into structured fields (vendor, category, da
STORE OCR OUTPUT (Supabase)
Binary Presence Check
IF node verifies presence of `files` in the incoming pa
Memory & Calculator
Memory retains short session context. Calculator perfor
Merge
Combines OCR results and non-file user input back into
Split Out (binary -> data)
Extracts the first binary object into `data` field.
Chat Trigger / UI
Receives user messages and optional uploads. `allowFile
Travel Reimbursement — Overview
How it works
This workflow accepts chat input and optional uploaded
tooltoolmemorymemorymodel
S
Split Out
M
Merge
S
Supabase Get
⚡
W
When chat message received
Simple Memory
Mistral Cloud Chat Model
Calculator1
C
CHECK IF BINARY FILE IS …
NORMALIZE binary file
OCR (ANY OCR API )
STORE OCR OUTPUT
Travel reimbursement agent
Simple Memory1
13 nodes13 edges

Cómo funciona

  1. 1

    Disparador

    El flujo de trabajo comienza con un disparador disparador.

  2. 2

    Procesamiento

    Los datos fluyen a través de 13 nodos, connecting agent, chattrigger, code.

  3. 3

    Salida

    El flujo de trabajo completa su automatización y entrega el resultado al destino configurado.

Detalles de nodos (13)

HT

HTTP Request

httpRequest

#1
SU

Supabase

supabase

#2
CO

Code

code

#3
AI

AI Agent

n8n-nodes-langchain.agent

#4
SI

Simple Memory

n8n-nodes-langchain.memoryBufferWindow

#5
CA

Calculator

n8n-nodes-langchain.toolCalculator

#6
MI

Mistral Cloud Chat Model

n8n-nodes-langchain.lmChatMistralCloud

#7

Cómo importar este flujo de trabajo

  1. 1Haz clic en el botón Descargar JSON a la derecha para guardar el archivo del flujo de trabajo.
  2. 2Abre tu instancia de n8n. Ve a Flujos de trabajo → Nuevo → Importar desde archivo.
  3. 3Selecciona el archivo automate-travel-expense-extraction-with-ocr-mistral-ai-and-supabase descargado y haz clic en Importar.
  4. 4Configura las credenciales para cada nodo de servicio (claves API, OAuth, etc.).
  5. 5Haz clic en Probar flujo de trabajo para verificar que todo funcione, luego actívalo.

O pega directamente en n8n → Importar desde JSON:

{ "name": "Automate Travel Expense Extraction with OCR, Mistral AI and Supabase", "nodes": [...], ...}

Integraciones

agentchattriggercodehttprequestiflmchatmistralcloudmemorybufferwindowmergesplitoutsupabasesupabasetooltoolcalculator

Obtener este flujo de trabajo

Descarga e importa con un solo clic

Descargar JSONVer en n8n.io
Nodos13
Complejidadmedium
Disparadortrigger
Vistas9
CategoríaInvoice Processing

Creado por

DIGITAL BIZ TECH

DIGITAL BIZ TECH

@dbt

Etiquetas

agentchattriggercodehttprequestiflmchatmistralcloudmemorybufferwindowmergesplitoutsupabase
⚡

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