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Tango MCP Server for LangChainGive LangChain instant access to 12 tools to Create Account, Create Customer, Create Order, and more

Built by Vinkius GDPR 12 Tools Framework

LangChain is the leading Python framework for composable LLM applications. Connect Tango through Vinkius and LangChain agents can call every tool natively. combine them with retrievers, memory, and output parsers for sophisticated AI pipelines.

Ask AI about this App Connector for LangChain

The Tango app connector for LangChain is a standout in the Money Moves category — giving your AI agent 12 tools to work with, ready to go from day one.

Vinkius delivers Streamable HTTP and SSE to any MCP client

python
import asyncio
from langchain_mcp_adapters.client import MultiServerMCPClient
from langchain_openai import ChatOpenAI
from langgraph.prebuilt import create_react_agent

async def main():
    # Your Vinkius token. get it at cloud.vinkius.com
    async with MultiServerMCPClient({
        "tango": {
            "transport": "streamable_http",
            "url": "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
        }
    }) as client:
        tools = client.get_tools()
        agent = create_react_agent(
            ChatOpenAI(model="gpt-4o"),
            tools,
        )
        response = await agent.ainvoke({
            "messages": [{
                "role": "user",
                "content": "Using Tango, show me what tools are available.",
            }]
        })
        print(response["messages"][-1].content)

asyncio.run(main())
Tango
Fully ManagedVinkius Servers
60%Token savings
High SecurityEnterprise-grade
IAMAccess control
EU AI ActCompliant
DLPData protection
V8 IsolateSandboxed
Ed25519Audit chain
<40msKill switch
Stream every event to Splunk, Datadog, or your own webhook in real-time

* 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 Tango MCP Server

Connect your Tango (formerly Tango Card) reward platform account to any AI agent and simplify how you distribute digital gift cards, manage customers, and monitor funding accounts through natural conversation.

LangChain's ecosystem of 500+ components combines seamlessly with Tango through native MCP adapters. Connect 12 tools via Vinkius and use ReAct agents, Plan-and-Execute strategies, or custom agent architectures. with LangSmith tracing giving full visibility into every tool call, latency, and token cost.

What you can do

  • Catalog Discovery — Browse the full global catalog of brands, including gift cards, prepaid cards, and non-profit donations.
  • Reward Distribution — Place and automate orders for digital rewards delivered via email instantly.
  • Customer & Account Management — List, create, and manage customer groups and their associated funding accounts.
  • Financial Oversight — Check real-time account balances, list funding sources, and retrieve current exchange rates.
  • Order Tracking — Monitor your reward history and fetch detailed status and credentials for specific order IDs.
  • Scalable Rewards — Coordinate bulk payouts and loyalty incentives directly from Claude, Cursor, or any MCP client.

The Tango MCP Server exposes 12 tools through the Vinkius. Connect it to LangChain in under two minutes — no API keys to rotate, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.

All 12 Tango tools available for LangChain

When LangChain connects to Tango through Vinkius, your AI agent gets direct access to every tool listed below — spanning gift-cards, rewards-api, incentives, and more. Every call is secured with network, filesystem, subprocess, and code evaluation entitlements inside a sandboxed runtime. Beyond a simple connection, you get a full AI Gateway with real-time visibility into agent activity, enterprise governance, and optimized token usage.

create_account

Create a new funding account

create_customer

Create a new customer

create_order

Place a reward order

get_account

Get account balance

get_catalog

List available reward brands

get_customer

Get customer details

get_exchange_rates

Get currency exchange rates

get_order

Get order status

list_accounts

List accounts for a customer

list_customers

List all customers

list_funding_sources

List funding sources

list_orders

List recent orders

Connect Tango to LangChain via MCP

Follow these steps to wire Tango into LangChain. The entire setup takes under two minutes — your credentials stay safe behind the Vinkius.

01

Install dependencies

Run pip install langchain langchain-mcp-adapters langgraph langchain-openai
02

Replace the token

Replace [YOUR_TOKEN_HERE] with your Vinkius token
03

Run the agent

Save the code and run python agent.py
04

Explore tools

The agent discovers 12 tools from Tango via MCP

Why Use LangChain with the Tango MCP Server

LangChain provides unique advantages when paired with Tango through the Model Context Protocol.

01

The largest ecosystem of integrations, chains, and agents. combine Tango MCP tools with 500+ LangChain components

02

Agent architecture supports ReAct, Plan-and-Execute, and custom strategies with full MCP tool access at every step

03

LangSmith tracing gives you complete visibility into tool calls, latencies, and token usage for production debugging

04

Memory and conversation persistence let agents maintain context across Tango queries for multi-turn workflows

Tango + LangChain Use Cases

Practical scenarios where LangChain combined with the Tango MCP Server delivers measurable value.

01

RAG with live data: combine Tango tool results with vector store retrievals for answers grounded in both real-time and historical data

02

Autonomous research agents: LangChain agents query Tango, synthesize findings, and generate comprehensive research reports

03

Multi-tool orchestration: chain Tango tools with web scrapers, databases, and calculators in a single agent run

04

Production monitoring: use LangSmith to trace every Tango tool call, measure latency, and optimize your agent's performance

Example Prompts for Tango in LangChain

Ready-to-use prompts you can give your LangChain agent to start working with Tango immediately.

01

"Show me all available gift card brands in the catalog."

02

"What is the current balance of account 'acc_10293'?"

03

"Send a $25 Amazon gift card (UTID: AMZN-US-2500) to 'john.doe@example.com'."

Troubleshooting Tango MCP Server with LangChain

Common issues when connecting Tango to LangChain through the Vinkius, and how to resolve them.

01

MultiServerMCPClient not found

Install: pip install langchain-mcp-adapters

Tango + LangChain FAQ

Common questions about integrating Tango MCP Server with LangChain.

01

How does LangChain connect to MCP servers?

Use langchain-mcp-adapters to create an MCP client. LangChain discovers all tools and wraps them as native LangChain tools compatible with any agent type.
02

Which LangChain agent types work with MCP?

All agent types including ReAct, OpenAI Functions, and custom agents work with MCP tools. The tools appear as standard LangChain tools after the adapter wraps them.
03

Can I trace MCP tool calls in LangSmith?

Yes. All MCP tool invocations appear as traced steps in LangSmith, showing input parameters, response payloads, latency, and token usage.