flowchart TD
    U[User] --> L[Mistral LLM]
    L --> C[MCP Client]
    C --> S[Enterprise Support MCP Server]
    S --> D[(SQLite Customer / Order Database)]
    D --> S
    S --> C
    C --> L
    L --> U

Show me customer 1001.

User request
    ↓
Mistral LLM
    ↓
Selects get_customer
    ↓
MCP Client
    ↓
Enterprise Support MCP Server
    ↓
SQLite
    ↓
Customer data
    ↓
MCP Client
    ↓
Mistral LLM
    ↓
Natural-language response

Here is the information for customer 1001:

- Name: Anna Schmidt
- Email: anna@example.com
- Status: ACTIVE

{
  "customer_id": 1001
}

{
  "customer_id": 1001
}

{
  "order_id": 5002
}

python --version

uv --version

git clone https://github.com/YOUR-USERNAME/enterprise-support-mcp-server.git
cd enterprise-support-mcp-server

python -m venv .venv

.venv\Scripts\Activate.ps1

source .venv/bin/activate

pip install -r requirements.txt

mcp[cli]
mistralai
pydantic
python-dotenv

MISTRAL_API_KEY=your_mistral_api_key

python init_db.py

python init_db.py

get_customer
get_customer_orders
get_order_status

python server.py

Ctrl+C

python client.py

Available tools:
- get_customer
- get_customer_orders
- get_order_status

MCP Client
    ↓
MCP protocol
    ↓
MCP Server
    ↓
SQLite
    ↓
MCP result

python llm_client.py

Available MCP tools:
- get_customer
- get_customer_orders
- get_order_status

Show me customer 1001.

Mistral
    ↓
get_customer
    ↓
customer_id = 1001

Show me all orders for customer 1001.

get_customer_orders

What is the status of order 5002?

get_order_status

What can you help me with?

Customer 1001 says that one of her orders has not arrived.
Can you investigate?

User
    ↓
Mistral
    ↓
MCP Tool
    ↓
Tool Result
    ↓
Mistral
    ↓
Another tool required?
    ├── Yes → MCP Tool → Result → Mistral
    └── No  → Final Response

Show me customer 9999.

enterprise-support-mcp-server/
│
├── server.py
│   └── MCP server and tool definitions
│
├── client.py
│   └── MCP client for direct tool testing
│
├── llm_client.py
│   └── Mistral integration and agentic tool-calling workflow
│
├── database.py
│   └── Database access layer
│
├── models.py
│   └── Pydantic domain models
│
├── init_db.py
│   └── Creates synthetic demo data
│
├── requirements.txt
├── .env.example
├── .gitignore
└── README.md

Mistral
   ↓
Tool Calling
   ↓
MCP Client
   ↓
Standardized MCP interface
   ↓
Enterprise Support MCP Server
   ↓
Enterprise capabilities