Nubank MX MCP Server for OpenAI Agents SDK 14 tools — connect in under 2 minutes
The OpenAI Agents SDK enables production-grade agent workflows in Python. Connect Nubank MX through Vinkius and your agents gain typed, auto-discovered tools with built-in guardrails. no manual schema definitions required.
ASK AI ABOUT THIS MCP SERVER
Vinkius supports streamable HTTP and SSE.
import asyncio
from agents import Agent, Runner
from agents.mcp import MCPServerStreamableHttp
async def main():
# Your Vinkius token. get it at cloud.vinkius.com
async with MCPServerStreamableHttp(
url="https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
) as mcp_server:
agent = Agent(
name="Nubank MX Assistant",
instructions=(
"You help users interact with Nubank MX. "
"You have access to 14 tools."
),
mcp_servers=[mcp_server],
)
result = await Runner.run(
agent, "List all available tools from Nubank MX"
)
print(result.final_output)
asyncio.run(main())
* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure
About Nubank MX MCP Server
Connect your Nubank Mexico account to any AI agent and take control of your personal banking through natural conversation.
The OpenAI Agents SDK auto-discovers all 14 tools from Nubank MX through native MCP integration. Build agents with built-in guardrails, tracing, and handoff patterns. chain multiple agents where one queries Nubank MX, another analyzes results, and a third generates reports, all orchestrated through Vinkius.
What you can do
- Account Overview — Check your Cuenta balance, CLABE number, and annual yield (rendimiento) on deposits in real-time
- Transaction History — Browse and inspect debit card purchases, SPEI transfers, ATM withdrawals, and incoming deposits with full merchant details
- Credit Card Management — View your credit limit, current balance, monthly statements, meses sin intereses purchases, and minimum payment due dates
- SPEI Transfers — Send instant interbank transfers to any Mexican bank account using CLABE numbers, with concept descriptions and recipient tracking
- Bill Payments — Pay CFE, Telmex, water, internet, and other Mexican utility services directly from your Cuenta balance
- Spending Intelligence — Access AI-powered spending analytics by category, with monthly trends and top merchant insights
The Nubank MX MCP Server exposes 14 tools through the Vinkius. Connect it to OpenAI Agents SDK in under two minutes — no API keys to rotate, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.
How to Connect Nubank MX to OpenAI Agents SDK via MCP
Follow these steps to integrate the Nubank MX MCP Server with OpenAI Agents SDK.
Install the SDK
Run pip install openai-agents in your Python environment
Replace the token
Replace [YOUR_TOKEN_HERE] with your Vinkius token from cloud.vinkius.com
Run the script
Save the code above and run it: python agent.py
Explore tools
The agent will automatically discover 14 tools from Nubank MX
Why Use OpenAI Agents SDK with the Nubank MX MCP Server
OpenAI Agents SDK provides unique advantages when paired with Nubank MX through the Model Context Protocol.
Native MCP integration via `MCPServerSse`, pass the URL and the SDK auto-discovers all tools with full type safety
Built-in guardrails, tracing, and handoff patterns let you build production-grade agents without reinventing safety infrastructure
Lightweight and composable: chain multiple agents and MCP servers in a single pipeline with minimal boilerplate
First-party OpenAI support ensures optimal compatibility with GPT models for tool calling and structured output
Nubank MX + OpenAI Agents SDK Use Cases
Practical scenarios where OpenAI Agents SDK combined with the Nubank MX MCP Server delivers measurable value.
Automated workflows: build agents that query Nubank MX, process the data, and trigger follow-up actions autonomously
Multi-agent orchestration: create specialist agents. one queries Nubank MX, another analyzes results, a third generates reports
Data enrichment pipelines: stream data through Nubank MX tools and transform it with OpenAI models in a single async loop
Customer support bots: agents query Nubank MX to resolve tickets, look up records, and update statuses without human intervention
Nubank MX MCP Tools for OpenAI Agents SDK (14)
These 14 tools become available when you connect Nubank MX to OpenAI Agents SDK via MCP:
create_transfer
Transfers are processed in real-time during banking hours. Send a SPEI transfer
get_account_balance
Check your current account balance
get_account_info
Get your Nubank Mexico account profile
get_credit_card_info
Get your Nubank credit card details
get_credit_card_statement
Defaults to the current open statement if no month is specified. Get a credit card statement
get_investments
View your Cajitas investment portfolio
get_spending_analytics
), showing monthly trends, top merchants, and comparisons to previous periods. Use the period parameter for specific timeframes. Get spending analytics and insights
get_transaction
Get full details of a specific transaction
list_bills
List pending bills and service payments
list_credit_card_transactions
settled status. List recent credit card transactions
list_rewards
List your Nubank reward points and benefits
list_transactions
Use limit and offset for pagination through large histories. List recent account transactions
list_transfers
List outgoing transfers
pay_bill
If no amount is specified, the full outstanding amount is paid. Supports partial payments for eligible billers. Pay a bill or service
Example Prompts for Nubank MX in OpenAI Agents SDK
Ready-to-use prompts you can give your OpenAI Agents SDK agent to start working with Nubank MX immediately.
"How much do I have in my Nubank account right now?"
"Send $5,000 MXN via SPEI to CLABE 012180001234567890 with concept 'Renta abril'."
"Show me my spending breakdown for last month."
Troubleshooting Nubank MX MCP Server with OpenAI Agents SDK
Common issues when connecting Nubank MX to OpenAI Agents SDK through the Vinkius, and how to resolve them.
MCPServerStreamableHttp not found
pip install --upgrade openai-agentsAgent not calling tools
Nubank MX + OpenAI Agents SDK FAQ
Common questions about integrating Nubank MX MCP Server with OpenAI Agents SDK.
How does the OpenAI Agents SDK connect to MCP?
MCPServerSse(url=...) to create a server connection. The SDK auto-discovers all tools and makes them available to your agent with full type information.Can I use multiple MCP servers in one agent?
MCPServerSse instances to the agent constructor. The agent can use tools from all connected servers within a single run.Does the SDK support streaming responses?
Connect Nubank MX with your favorite client
Step-by-step setup guides for every MCP-compatible client and framework:
Anthropic's native desktop app for Claude with built-in MCP support.
AI-first code editor with integrated LLM-powered coding assistance.
GitHub Copilot in VS Code with Agent mode and MCP support.
Purpose-built IDE for agentic AI coding workflows.
Autonomous AI coding agent that runs inside VS Code.
Anthropic's agentic CLI for terminal-first development.
Python SDK for building production-grade OpenAI agent workflows.
Google's framework for building production AI agents.
Type-safe agent development for Python with first-class MCP support.
TypeScript toolkit for building AI-powered web applications.
TypeScript-native agent framework for modern web stacks.
Python framework for orchestrating collaborative AI agent crews.
Leading Python framework for composable LLM applications.
Data-aware AI agent framework for structured and unstructured sources.
Microsoft's framework for multi-agent collaborative conversations.
Connect Nubank MX to OpenAI Agents SDK
Get your token, paste the configuration, and start using 14 tools in under 2 minutes. No API key management needed.