Automate Financial Operations with O3 CFO & GPT-4.1-mini Finance Team

This workflow builds a virtual finance department inside n8n. At the center is a CFO Agent (O3 model) who acts like a strategic leader. When a financial request comes in, the CFO interprets it, decides the strategy, and delegates to the specialist agents (each powered by GPT-4.1-mini for cost efficiency).

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🟢 Section 1 – Entry & Leadership

Nodes:

• 💬 When chat message received → Entry point for user financial requests.
• 💼 CFO Agent (O3) → Acts as the Chief Financial Officer. Interprets the request, decides the approach, and delegates tasks.
• 💡 Think Tool → Helps the CFO brainstorm and refine financial strategies.
• 🧠 OpenAI Chat Model CFO (O3) → High-level reasoning engine for strategic leadership.

✅ Beginner view: Think of this as your finance CEO’s desk — requests land here, the CFO figures out what needs to be done, and the right specialists are assigned.

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📊 Section 2 – Specialist Finance Agents

Each specialist is powered by GPT-4.1-mini (fast + cost-effective).

• 📈 Financial Planning Analyst → Builds budgets, forecasts, and financial models.
• 📚 Accounting Specialist → Handles bookkeeping, tax prep, and compliance.
• 🏦 Treasury & Cash Management Specialist → Manages liquidity, banking, and cash flow.
• 📊 Financial Analyst → Runs KPI tracking, performance metrics, variance analysis.
• 💼 Investment & Risk Analyst → Performs investment evaluations, capital allocation, and risk management.
• 🔍 Internal Audit & Controls Specialist → Checks compliance, internal controls, and audits.

✅ Beginner view: This section is your finance department — every role you’d find in a real company, automated by AI.

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📋 Section 3 – Flow of Execution

1. User sends a request (e.g., “Create a financial forecast for Q1 2026”).
2. CFO Agent (O3) interprets it → “We need planning, analysis, and treasury.”
3. Delegates tasks to the relevant specialists.
4. Specialists process in parallel, generating plans, numbers, and insights.
5. CFO Agent compiles and returns a comprehensive financial report.

✅ Beginner view: The CFO is the conductor, and the specialists are the musicians. Together, they produce the financial “symphony.”

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📊 Summary Table

Section

Key Roles

Model

Purpose

Beginner Benefit

🟢 Entry & Leadership

CFO Agent, Think Tool

O3

Strategic direction

Acts like a real CFO

📊 Finance Specialists

FP Analyst, Accounting, Treasury, FA, Investment, Audit

GPT-4.1-mini

Specialized tasks

Each agent = finance department role

📋 Execution Flow

All connected

O3 + GPT-4.1-mini

Collaboration

Output = complete financial management

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🌟 Why This Workflow Rocks

• Full finance department in n8n
• Strategic + execution separation → O3 for CFO, GPT-4.1-mini for team
• Cost-optimized → Heavy lifting done by mini models
• Scalable → Easily add more finance roles (tax, payroll, compliance, etc.)
• Practical outputs → Reports, budgets, risk analyses, audit notes

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👉 Example Use Case:
“Generate a Q1 financial forecast with cash flow analysis and risk report.”

• CFO reviews request.
• Financial Planning Analyst → Budget + Forecast.
• Treasury Specialist → Cash flow modeling.
• Investment Analyst → Risk review.
• Audit Specialist → Compliance check.
• CFO delivers a packaged financial report back to you.

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