Wire Your Existing SaaS Stack into One Flow with n8n

What this scenario solves

Data moves between systems by manual copy-paste — things get missed, get wrong, and cannot be traced.

Tool stack

Not the only solution, but a stack we have verified end to end. Each tool links to its full review, including who it is not for.

1. 01
   n8nn8n GmbH

   Workflow automation billed per execution, with nodes that can run your own code

2. 02
   DeepSeekDeepSeek

   Low-cost high-capability model, a good default backend for agents

What you end up with

Full steps

1. 01盤點人工搬運點
2. 02選一條最痛的流程
3. 03自架還是雲端
4. 04串出最小可跑版本
5. 05哪些環節交給 LLM、哪些必須用確定性節點
6. 06錯誤處理、重試與冪等
7. 07失敗告警
8. 08上線後的監控

Adjacent scenarios

• A Multilingual Localisation Pipeline with Quality Checks
  A verified pipeline in 1 day · 7 steps
• Divide a Complex Task Across Multiple Agents
  A working division-of-labour setup in 1 day · 8 steps
• Turn a 300-Page HK Annual Report into Structured Financials
  First run working in 30 minutes · 6 steps