Invoicing Plus MCP Server for LlamaIndexGive LlamaIndex instant access to 12 tools to Create Customer, Get Company, Get Customer, and more

Name: Invoicing Plus
Price: 29 USD
Availability: InStock
Rating: 5.0 (1 reviews)
Author: Vinkius

GDPR Free for Subscribers

LlamaIndex specializes in data-aware AI agents that connect LLMs to structured and unstructured sources. Add Invoicing Plus as an MCP tool provider through Vinkius and your agents can query, analyze, and act on live data alongside your existing indexes.

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The Invoicing Plus MCP Server for LlamaIndex is a standout in the Productivity category — giving your AI agent 12 tools to work with, ready to go from day one.

Built for AI Agents by Vinkius

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python

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 Invoicing Plus. "
            "You have 12 tools available."
        ),
    )

    response = await agent.run(
        "What tools are available in Invoicing Plus?"
    )
    print(response)

asyncio.run(main())

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* 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 Invoicing Plus MCP Server

Connect your Invoicing Plus account to any AI agent and manage billing through natural conversation.

LlamaIndex agents combine Invoicing Plus tool responses with indexed documents for comprehensive, grounded answers. Connect 12 tools through 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

Invoice Management — List, create, inspect, and send invoices with line items and tax calculations
Client Database — Browse clients, create new client records, and inspect profiles
Payment Tracking — Monitor payment statuses and track overdue invoices
Product Catalog — Browse products and services with pricing for quick invoice creation
Revenue Monitoring — Track total revenue, outstanding amounts, and payment trends

The Invoicing Plus MCP Server exposes 12 tools through the Vinkius. Connect it to LlamaIndex in under two minutes — credentials fully managed, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.

All 12 Invoicing Plus tools available for LlamaIndex

When LlamaIndex connects to Invoicing Plus through Vinkius, your AI agent gets direct access to every tool listed below — spanning invoicing, estimates, payment-tracking, and more. Every call runs in a secure, isolated environment with full audit visibility. Beyond a simple connection, you get real-time monitoring of agent activity, enterprise governance, and optimized token usage.

create

Create customer on Invoicing Plus

plus with the provided name and email. Create a new customer in Invoicing.plus

get

Get company on Invoicing Plus

plus. Get a specific company from Invoicing.plus

get

Get customer on Invoicing Plus

plus API. Get a specific customer from Invoicing.plus

get

Get estimate on Invoicing Plus

plus API. Get a specific estimate from Invoicing.plus

get

Get invoice on Invoicing Plus

plus API. Get a specific invoice from Invoicing.plus

get

Get item on Invoicing Plus

plus API. Get a specific item from Invoicing.plus

list

List companies on Invoicing Plus

plus. List companies from Invoicing.plus

list

List customers on Invoicing Plus

plus API. List customers from Invoicing.plus

list

List estimates on Invoicing Plus

plus API. List estimates from Invoicing.plus

list

List invoices on Invoicing Plus

plus API. List invoices from Invoicing.plus

list

List items on Invoicing Plus

plus API. List items/products from Invoicing.plus

list

List payments on Invoicing Plus

plus API. List payments from Invoicing.plus

Connect Invoicing Plus to LlamaIndex via MCP

Follow these steps to wire Invoicing Plus into LlamaIndex. The entire setup takes under two minutes — your credentials stay safe behind Vinkius.

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 12 tools from Invoicing Plus

Why Use LlamaIndex with the Invoicing Plus MCP Server

LlamaIndex provides unique advantages when paired with Invoicing Plus through the Model Context Protocol.

Data-first architecture: LlamaIndex agents combine Invoicing Plus tool responses with indexed documents for comprehensive, grounded answers

Query pipeline framework lets you chain Invoicing Plus tool calls with transformations, filters, and re-rankers in a typed pipeline

Multi-source reasoning: agents can query Invoicing Plus, a vector store, and a SQL database in a single turn and synthesize results

Observability integrations show exactly what Invoicing Plus tools were called, what data was returned, and how it influenced the final answer

Invoicing Plus + LlamaIndex Use Cases

Practical scenarios where LlamaIndex combined with the Invoicing Plus MCP Server delivers measurable value.

Hybrid search: combine Invoicing Plus real-time data with embedded document indexes for answers that are both current and comprehensive

Data enrichment: query Invoicing Plus 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 Invoicing Plus for fresh data

Analytical workflows: chain Invoicing Plus queries with LlamaIndex's data connectors to build multi-source analytical reports

Example Prompts for Invoicing Plus in LlamaIndex

Ready-to-use prompts you can give your LlamaIndex agent to start working with Invoicing Plus immediately.

"Create an invoice for Acme Corp with 3 line items and show all overdue invoices."

"Show all clients and the revenue summary for this month."

"Browse the product catalog and send the draft invoice to Acme Corp."

Troubleshooting Invoicing Plus MCP Server with LlamaIndex

Common issues when connecting Invoicing Plus to LlamaIndex through Vinkius, and how to resolve them.

BasicMCPClient not found

Install: pip install llama-index-tools-mcp

Invoicing Plus + LlamaIndex FAQ

Common questions about integrating Invoicing Plus MCP Server with LlamaIndex.

How does LlamaIndex connect to MCP servers?

Use the MCP client adapter to create a connection. LlamaIndex discovers all tools and wraps them as query engine tools compatible with any LlamaIndex agent.

Can I combine MCP tools with vector stores?

Yes. LlamaIndex agents can query Invoicing Plus tools and vector store indexes in the same turn, combining real-time and embedded data for grounded responses.