Railz MCP Server for Vercel AI SDK 12 tools — connect in under 2 minutes
The Vercel AI SDK is the TypeScript toolkit for building AI-powered applications. Connect Railz through Vinkius and every tool is available as a typed function. ready for React Server Components, API routes, or any Node.js backend.
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Vinkius supports streamable HTTP and SSE.
import { createMCPClient } from "@ai-sdk/mcp";
import { generateText } from "ai";
import { openai } from "@ai-sdk/openai";
async function main() {
const mcpClient = await createMCPClient({
transport: {
type: "http",
// Your Vinkius token. get it at cloud.vinkius.com
url: "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
},
});
try {
const tools = await mcpClient.tools();
const { text } = await generateText({
model: openai("gpt-4o"),
tools,
prompt: "Using Railz, list all available capabilities.",
});
console.log(text);
} finally {
await mcpClient.close();
}
}
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 Railz MCP Server
Empower your AI agent to access normalized financial data from various accounting, banking, and commerce platforms with Railz. By connecting Railz to your agent, you transform complex financial auditing into a natural conversation. Your agent can instantly list businesses, audit invoices, and retrieve deep financial reports like Balance Sheets and P&L statements without you ever touching a dashboard. Whether you are managing multiple client accounts or a single corporate entity, your agent acts as a real-time financial analyst, ensuring your data is always accessible and structured.
The Vercel AI SDK gives every Railz tool full TypeScript type inference, IDE autocomplete, and compile-time error checking. Connect 12 tools through Vinkius and stream results progressively to React, Svelte, or Vue components. works on Edge Functions, Cloudflare Workers, and any Node.js runtime.
What you can do
- Business Directory — List all registered businesses in your Railz account and inspect their specific metadata.
- Connection Auditing — Monitor active service provider connections (QuickBooks, Xero, Shopify, etc.) for any business entity.
- Financial Reporting — Fetch real-time, normalized reports including Balance Sheets, Profit & Loss, and Cash Flow statements.
- Invoice & Bill Management — Query and analyze accounts receivable (invoices) and accounts payable (bills) across multiple providers.
- Commerce Insights — Access sales orders and transaction data from connected commerce platforms to track revenue trends.
The Railz MCP Server exposes 12 tools through the Vinkius. Connect it to Vercel AI 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 Railz to Vercel AI SDK via MCP
Follow these steps to integrate the Railz MCP Server with Vercel AI SDK.
Install dependencies
Run npm install @ai-sdk/mcp ai @ai-sdk/openai
Replace the token
Replace [YOUR_TOKEN_HERE] with your Vinkius token
Run the script
Save to agent.ts and run with npx tsx agent.ts
Explore tools
The SDK discovers 12 tools from Railz and passes them to the LLM
Why Use Vercel AI SDK with the Railz MCP Server
Vercel AI SDK provides unique advantages when paired with Railz through the Model Context Protocol.
TypeScript-first: every MCP tool gets full type inference, IDE autocomplete, and compile-time error checking out of the box
Framework-agnostic core works with Next.js, Nuxt, SvelteKit, or any Node.js runtime. same Railz integration everywhere
Built-in streaming UI primitives let you display Railz tool results progressively in React, Svelte, or Vue components
Edge-compatible: the AI SDK runs on Vercel Edge Functions, Cloudflare Workers, and other edge runtimes for minimal latency
Railz + Vercel AI SDK Use Cases
Practical scenarios where Vercel AI SDK combined with the Railz MCP Server delivers measurable value.
AI-powered web apps: build dashboards that query Railz in real-time and stream results to the UI with zero loading states
API backends: create serverless endpoints that orchestrate Railz tools and return structured JSON responses to any frontend
Chatbots with tool use: embed Railz capabilities into conversational interfaces with streaming responses and tool call visibility
Internal tools: build admin panels where team members interact with Railz through natural language queries
Railz MCP Tools for Vercel AI SDK (12)
These 12 tools become available when you connect Railz to Vercel AI SDK via MCP:
get_balance_sheet
Get balance sheet report
get_business
Get details for a specific business
get_cash_flow
Get cash flow statement
get_profit_and_loss
Get profit and loss report
list_accounts
List chart of accounts
list_bank_transactions
List bank transactions
list_bills
List bills for a business
list_businesses
List all businesses in Railz
list_commerce_orders
g., Shopify, BigCommerce). List commerce orders
list_connections
g., QuickBooks, Xero) for a given business. List connections for a business
list_invoices
List invoices for a business
list_journal_entries
List journal entries
Example Prompts for Railz in Vercel AI SDK
Ready-to-use prompts you can give your Vercel AI SDK agent to start working with Railz immediately.
"List all businesses registered in my Railz account."
"Show active connections for business 'biz_123'."
"Get the Profit and Loss report for connection 'conn_456'."
Troubleshooting Railz MCP Server with Vercel AI SDK
Common issues when connecting Railz to Vercel AI SDK through the Vinkius, and how to resolve them.
createMCPClient is not a function
npm install @ai-sdk/mcpRailz + Vercel AI SDK FAQ
Common questions about integrating Railz MCP Server with Vercel AI SDK.
How does the Vercel AI SDK connect to MCP servers?
createMCPClient from @ai-sdk/mcp and pass the server URL. The SDK discovers all tools and provides typed TypeScript interfaces for each one.Can I use MCP tools in Edge Functions?
Does it support streaming tool results?
useChat and streamText that handle tool calls and display results progressively in the UI.Connect Railz 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 Railz to Vercel AI SDK
Get your token, paste the configuration, and start using 12 tools in under 2 minutes. No API key management needed.