Automated Invoice Processing with Telegram, GPT-4o, OCR and SAP Integration — n8n 工作流

复杂度 触发器27 个节点🏷️ Invoice Processing👁 12,872 次查看作者:Raquel Giugliano

概览

++HOW IT WORKS:++ This workflow automates the processing of invoices sent via Telegram. It extracts the data using LlamaIndex OCR, logs it in Google Sheets, and optionally pushes the structured data to SAP Business One

🔹 1. Receive Invoice via Telegram:** A user sends a PDF of an invoice through Telegram A Telegram Trigger node listens for incoming messages and captures the file and metadata The document is downloaded and prepared for OCR

🔹 2. OCR with LlamaIndex: The file is uploaded to the L

使用的节点

Google SheetsHTTP RequestTelegramCodeBasic LLM ChainOpenAI Chat ModelStructured Output Parser

工作流预览

Waiting for an answer on telegram
Send data and OCR with LlamaIndex
modelparser
W
Wait
Basic LLM Chain
OpenAI Chat Model
N
No Operation, do nothing
S
Split Out
M
Merge
C
Callback Waiting Answer
A
Answer?
Connect to SAP
Get Header
Get Row Details
Generate DocumentLines
Create JSON
POST PurchaseInvoices
PurchaseInvoices created
T
Trigger Receive Message
C
Capture Telegram Data
File Received
Download File
Upload File LlamaIndex
Validate Status LlamaIndex
S
Status?
Get Results LlamaIndex
Structured Output Parser…
Detail
Header
¿Upload to SAP?
27 nodes27 edges

工作原理

  1. 1

    触发器

    工作流由 触发器 触发器启动。

  2. 2

    处理

    数据流经 27 个节点, connecting chainllm, code, googlesheets。

  3. 3

    输出

    工作流完成自动化并将结果发送到配置的目标。

节点详情 (27)

GO

Google Sheets

googleSheets

#1
HT

HTTP Request

httpRequest

#2
TE

Telegram

telegram

#3
CO

Code

code

#4
BA

Basic LLM Chain

n8n-nodes-langchain.chainLlm

#5
OP

OpenAI Chat Model

n8n-nodes-langchain.lmChatOpenAi

#6
ST

Structured Output Parser

n8n-nodes-langchain.outputParserStructured

#7

如何导入此工作流

  1. 1点击右侧 下载 JSON 按钮保存工作流文件。
  2. 2打开你的 n8n 实例,依次点击 工作流 → 新建 → 从文件导入
  3. 3选择下载的 automated-invoice-processing-with-telegram-gpt-4o-ocr-and-sap-integration 文件并点击导入。
  4. 4为每个服务节点配置 凭证(API 密钥、OAuth 等)。
  5. 5点击 测试工作流 验证一切正常,然后激活它。

或直接在 n8n → 从 JSON 导入 中粘贴:

{ "name": "Automated Invoice Processing with Telegram, GPT-4o, OCR and SAP Integration", "nodes": [...], ...}

集成

chainllmcodegooglesheetshttprequestlmchatopenaimergeoutputparserstructuredsetsplitoutswitchtelegramtelegramtriggerwait

获取此工作流

一键下载并导入

下载 JSON在 n8n.io 上查看
节点27
复杂度high
触发器trigger
查看次数12,872

创建者

Raquel Giugliano

Raquel Giugliano

@raquelgiugliano

标签

chainllmcodegooglesheetshttprequestlmchatopenaimergeoutputparserstructuredsetsplitoutswitch

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Automate Custom QuickBooks Invoice PDFs & Email with n8n

Standard accounting templates often fail to reflect a premium brand identity. This sophisticated n8n workflow bridges the gap between financial record-keeping and professional client presentation. By moving beyond the native limitations of QuickBooks Online, this automation enables businesses to generate high-end, multi-page PDF invoices that align perfectly with their corporate styling. The process begins the moment a new invoice is generated in QuickBooks, triggering a webhook that captures real-time billing data. The workflow then utilizes advanced HTML-to-File conversion and custom Code nodes to structure data into a polished, branded layout. It handles complex logic such as line-item merging and multi-page formatting automatically. Once the document is rendered, the system bypasses generic 'no-reply' senders by routing the finalized PDF through your preferred email provider. This ensures a seamless, white-labeled experience for your clients while eliminating the manual overhead of exporting, styling, and attaching files. Ideal for agencies and service providers, this flow guarantees that your most frequent touchpoint—the bill—is as professional as your work. **Common Use Cases:** - High-end creative agencies requiring bespoke, white-labeled billing documents for premium clients. - Automated recurring subscription billing where custom tax disclosures or localized branding are required. - Service-based businesses needing to attach dynamic project reports or terms of service directly to QuickBooks invoices.

🔗 Webhook·12 nodes