Focus Admin MCP Server for Vercel AI SDK 10 tools — connect in under 2 minutes
The Vercel AI SDK is the TypeScript toolkit for building AI-powered applications. Connect Focus Admin through Vinkius and every tool is available as a typed function. ready for React Server Components, API routes, or any Node.js backend.
ASK AI ABOUT THIS MCP SERVER
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 Focus Admin, 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 Focus Admin MCP Server
Connect Focus Admin to any AI agent and access advanced fiscal management tools — send Correction Letters (CC-e), inutilize NF-e numbering, distribute DF-e documents, download XMLs and DANFEs, and list all invoices by period through natural conversation.
The Vercel AI SDK gives every Focus Admin tool full TypeScript type inference, IDE autocomplete, and compile-time error checking. Connect 10 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
- Send CC-e — Issue Correction Letters for authorized NF-e with minor errors
- Cancel CC-e — Cancel previously sent Correction Letters
- Inutilize Numbering — Mark damaged or lost NF-e numbering ranges as unused
- Download XML & DANFE — Retrieve authorized NF-e XML documents and DANFE PDFs
- Distribute DF-e — Query available DF-e documents for your CNPJ by NSU
- List by Period — Retrieve all NF-e or NFS-e issued or received within a date range
- Download Event XML — Get XML for specific NF-e events (manifestations, CC-e, etc.)
The Focus Admin MCP Server exposes 10 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 Focus Admin to Vercel AI SDK via MCP
Follow these steps to integrate the Focus Admin 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 10 tools from Focus Admin and passes them to the LLM
Why Use Vercel AI SDK with the Focus Admin MCP Server
Vercel AI SDK provides unique advantages when paired with Focus Admin 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 Focus Admin integration everywhere
Built-in streaming UI primitives let you display Focus Admin 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
Focus Admin + Vercel AI SDK Use Cases
Practical scenarios where Vercel AI SDK combined with the Focus Admin MCP Server delivers measurable value.
AI-powered web apps: build dashboards that query Focus Admin in real-time and stream results to the UI with zero loading states
API backends: create serverless endpoints that orchestrate Focus Admin tools and return structured JSON responses to any frontend
Chatbots with tool use: embed Focus Admin capabilities into conversational interfaces with streaming responses and tool call visibility
Internal tools: build admin panels where team members interact with Focus Admin through natural language queries
Focus Admin MCP Tools for Vercel AI SDK (10)
These 10 tools become available when you connect Focus Admin to Vercel AI SDK via MCP:
cancel_cc_e
Cancel a previously sent CC-e
distribute_dfe
Distribute DF-e documents (consult NSU)
download_event_xml
Download XML for a specific NF-e event
download_nfe_danfe
Download NF-e DANFE PDF
download_nfe_xml
Download NF-e XML document
inutilize_numbering
Inutilize a range of NF-e numbering
list_nfe_by_period
List NF-e documents by period
list_nfse_emitted
List NFS-e emitted by the company
list_nfse_received
List NFS-e received (tomadas) by the company
send_cc_e
Send a Correction Letter (CC-e) for NF-e
Example Prompts for Focus Admin in Vercel AI SDK
Ready-to-use prompts you can give your Vercel AI SDK agent to start working with Focus Admin immediately.
"Send a CC-e for NF-e REF-001 correcting the buyer's phone number."
"Inutilize NF-e numbering from 1000 to 1050 for series 1, model 55, year 2026."
"List all NF-e issued by CNPJ 12.345.678/0001-00 from 2026-03-01 to 2026-03-31."
Troubleshooting Focus Admin MCP Server with Vercel AI SDK
Common issues when connecting Focus Admin to Vercel AI SDK through the Vinkius, and how to resolve them.
createMCPClient is not a function
npm install @ai-sdk/mcpFocus Admin + Vercel AI SDK FAQ
Common questions about integrating Focus Admin 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 Focus Admin 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 Focus Admin to Vercel AI SDK
Get your token, paste the configuration, and start using 10 tools in under 2 minutes. No API key management needed.