Younium MCP Server for LlamaIndex 10 tools — connect in under 2 minutes
LlamaIndex specializes in data-aware AI agents that connect LLMs to structured and unstructured sources. Add Younium as an MCP tool provider through the Vinkius and your agents can query, analyze, and act on live data alongside your existing indexes.
ASK AI ABOUT THIS MCP SERVER
Vinkius supports streamable HTTP and SSE.
import asyncio
from llama_index.tools.mcp import BasicMCPClient, McpToolSpec
from llama_index.core.agent.workflow import FunctionAgent
from llama_index.llms.openai import OpenAI
async def main():
# Your Vinkius token — get it at cloud.vinkius.com
mcp_client = BasicMCPClient("https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp")
mcp_tool_spec = McpToolSpec(client=mcp_client)
tools = await mcp_tool_spec.to_tool_list_async()
agent = FunctionAgent(
tools=tools,
llm=OpenAI(model="gpt-4o"),
system_prompt=(
"You are an assistant with access to Younium. "
"You have 10 tools available."
),
)
response = await agent.run(
"What tools are available in Younium?"
)
print(response)
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 Younium MCP Server
Connect your Younium account to any AI agent and manage your B2B subscription infrastructure through natural conversation.
LlamaIndex agents combine Younium tool responses with indexed documents for comprehensive, grounded answers. Connect 10 tools through the Vinkius and query live data alongside vector stores and SQL databases in a single turn — ideal for hybrid search, data enrichment, and analytical workflows.
What you can do
- Subscription Lifecycle — List all recurring billing subscriptions, retrieve historical versions, and create new subscription records directly from your agent
- Account Management — Browse your enterprise SaaS customer base, retrieve deep details including tax IDs, and provision new billing accounts
- Financial Metrics — Retrieve real-time MRR (Monthly Recurring Revenue), ARR, and TCV metrics for specific customer contracts
- Invoice Auditing — List and monitor all generated invoices and track their payment statuses (DRAFT, POSTED, PAID) across your account
- Product Discovery — Browse your billable product catalog and associated charge plans to understand your pricing inventory
- Churn Control — Immediately terminate specific subscription versions and manage contract effective dates through simple chat commands
- Deep Discovery — Quickly find unique account, subscription, and version IDs required for automated billing workflows
The Younium MCP Server exposes 10 tools through the Vinkius. Connect it to LlamaIndex 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 Younium to LlamaIndex via MCP
Follow these steps to integrate the Younium MCP Server with LlamaIndex.
Install dependencies
Run pip install llama-index-tools-mcp llama-index-llms-openai
Replace the token
Replace [YOUR_TOKEN_HERE] with your Vinkius token
Run the agent
Save to agent.py and run: python agent.py
Explore tools
The agent discovers 10 tools from Younium
Why Use LlamaIndex with the Younium MCP Server
LlamaIndex provides unique advantages when paired with Younium through the Model Context Protocol.
Data-first architecture: LlamaIndex agents combine Younium tool responses with indexed documents for comprehensive, grounded answers
Query pipeline framework lets you chain Younium tool calls with transformations, filters, and re-rankers in a typed pipeline
Multi-source reasoning: agents can query Younium, a vector store, and a SQL database in a single turn and synthesize results
Observability integrations show exactly what Younium tools were called, what data was returned, and how it influenced the final answer
Younium + LlamaIndex Use Cases
Practical scenarios where LlamaIndex combined with the Younium MCP Server delivers measurable value.
Hybrid search: combine Younium real-time data with embedded document indexes for answers that are both current and comprehensive
Data enrichment: query Younium to augment indexed data with live information before generating user-facing responses
Knowledge base agents: build agents that maintain and update knowledge bases by periodically querying Younium for fresh data
Analytical workflows: chain Younium queries with LlamaIndex's data connectors to build multi-source analytical reports
Younium MCP Tools for LlamaIndex (10)
These 10 tools become available when you connect Younium to LlamaIndex via MCP:
cancel_subscription
Provide the subscription and version IDs plus the effective date. Immediately terminates a specific subscription version
create_account
Provide the account configuration as a JSON object. Creates a new customer billing account record
create_subscription
Provide subscription details as a JSON object. Creates a new subscription for an existing account
get_account
Retrieves comprehensive details for a specific Younium account
get_metrics
Retrieves MRR, ARR, and TCV metrics for a specific subscription
get_subscription
Retrieves details for a specific subscription, including historical versions
list_accounts
Lists all customer accounts registered in the Younium ERP
list_invoices
Lists all invoices generated by Younium
list_products
Lists all products available in the Younium product catalog
list_subscriptions
Lists all recurring billing subscriptions in the account
Example Prompts for Younium in LlamaIndex
Ready-to-use prompts you can give your LlamaIndex agent to start working with Younium immediately.
"List the last 5 subscriptions in my Younium account."
"What is the MRR and ARR for the subscription with ID 'sub-101'?"
"List the last 3 invoices for Acme Corp (Account: acc-123)."
Troubleshooting Younium MCP Server with LlamaIndex
Common issues when connecting Younium to LlamaIndex through the Vinkius, and how to resolve them.
BasicMCPClient not found
pip install llama-index-tools-mcpYounium + LlamaIndex FAQ
Common questions about integrating Younium MCP Server with LlamaIndex.
How does LlamaIndex connect to MCP servers?
Can I combine MCP tools with vector stores?
Does LlamaIndex support async MCP calls?
Connect Younium 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 Younium to LlamaIndex
Get your token, paste the configuration, and start using 10 tools in under 2 minutes. No API key management needed.