Bring Retail Invoicing
to Vercel AI SDK
Create your Vinkius account to connect Focus Varejo to Vercel AI SDK and start using all 8 AI tools in minutes. Fully managed, enterprise secure, and ready to use without writing a single line of code. No hosting, no server setup — just connect and start using.
GDPR Free for SubscribersCompatible with every major AI agent and IDE
Gemini
What is the Focus Varejo MCP Server?
Connect Focus Varejo to any AI agent and manage your retail and telecom fiscal documentation — issue NFC-e for retail sales, NFCom for telecom services, manifest NF-e and CT-e as recipient, and list received NFS-e through natural conversation.
What you can do
- Emit NFC-e — Issue Consumer Invoices for retail point-of-sale transactions
- Emit NFCom — Issue Communication/Telecom Service Invoices
- Manifest NF-e — Acknowledge or confirm invoices issued against your CNPJ
- Manifest CT-e — Acknowledge transport documents as recipient
- Consult Status — Check authorization and status of NFC-e and NFCom
- List Received NFS-e — View all service invoices received by your company
How it works
- Subscribe to this server
- Enter your Focus NFe API Token and Base URL
- Start managing retail documents from Claude, Cursor, or any MCP-compatible client
Who is this for?
- Retail Stores — Issue NFC-e for in-store sales without POS panel access
- Telecom Companies — Manage NFCom for communication services efficiently
- Purchasing Departments — Manifest NF-e and CT-e to confirm receipt of goods
Built-in capabilities (8)
Cancel NFC-e
Consult NFC-e status
Consult NFCom status
Emit NFC-e for retail sales
Emit NFCom for Telecom services
List NFS-e received by the company
Manifest CT-e as recipient
Manifest NF-e as recipient (Ciência, Confirmação, etc)
Why Vercel AI SDK?
The Vercel AI SDK gives every Focus Varejo tool full TypeScript type inference, IDE autocomplete, and compile-time error checking. Connect 8 tools through Vinkius and stream results progressively to React, Svelte, or Vue components. works on Edge Functions, Cloudflare Workers, and any Node.js runtime.
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TypeScript-first: every MCP tool gets full type inference, IDE autocomplete, and compile-time error checking out of the box
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Framework-agnostic core works with Next.js, Nuxt, SvelteKit, or any Node.js runtime. same Focus Varejo integration everywhere
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Built-in streaming UI primitives let you display Focus Varejo tool results progressively in React, Svelte, or Vue components
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Edge-compatible: the AI SDK runs on Vercel Edge Functions, Cloudflare Workers, and other edge runtimes for minimal latency
Focus Varejo in Vercel AI SDK
Why run Focus Varejo with Vinkius?
The Focus Varejo connection runs on our fully managed, secure cloud infrastructure. We handle the hosting, maintenance, and security so you don't have to deal with servers or code. All 8 tools are ready to work instantly without any complex setup.
You stay in complete control of your data. Your AI only accesses the information you approve, keeping your sensitive passwords and private details completely safe. Plus, with automatic optimizations, your AI works faster and more efficiently.
* Every connection is hosted and maintained by Vinkius. We handle the security, updates, and infrastructure so you don't have to write code or manage servers. See our infrastructure
Over 4,000 integrations ready for AI agents
Explore a vast library of pre-built integrations, optimized and ready to deploy.
Connect securely in under 30 seconds
Generate tokens to authenticate and link external services in a single step.
Complete visibility into every agent action
Audit live requests, latency, success rates, and active security compliance policies.
Optimize spending and track token ROI
Analyze real-time token consumption and cost metrics detailed by connection.
Explore our live AI Agents Analytics dashboard to see it all working
This dashboard is included when you connect Focus Varejo using Vinkius. You will never be left in the dark about what your AI agents are doing with your tools.
Focus Varejo and 4,000+ other AI tools. No hosting, no code, ready to use.
Professionals who connect Focus Varejo to Vercel AI SDK through Vinkius don't need to write code, manage servers, or worry about security. Everything is pre-configured, secure, and runs automatically in the background.
Raw MCP | Vinkius | |
|---|---|---|
| Ready-to-use MCPs | Find and configure each manually | 4,000+ MCPs ready to use |
| Connection Setup | Manual coding & server setup | 1-click instant connection |
| Server Hosting | You host it yourself (needs 24/7 uptime) | 100% hosted & managed by Vinkius |
| Security & Privacy | Stored in plaintext config files | Bank-grade encrypted vault |
| Activity Visibility | Blind execution (no logs or tracking) | Live dashboard with real-time logs |
| Cost Control | Runaway AI token spend risk | Automatic budget limits |
| Revoking Access | Must delete files or code to stop | 1-click disconnect button |
How Vinkius secures
Focus Varejo for Vercel AI SDK
Every request between Vercel AI SDK and Focus Varejo is protected by our secure gateway. We automatically keep your sensitive data private, prevent unauthorized access, and let you disconnect instantly at any time.
Frequently asked questions
What is NFCom?
NFCom (Nota Fiscal de Comunicação) is used for telecommunication services like internet, phone, and TV subscriptions.
Why should I manifest NF-e?
Manifestation confirms that your company acknowledges receiving the goods. Events include Ciência da Operação (210750), Confirmação (210760), and others.
Can I list all NFS-e received by my company?
Yes, use the list_received_nfse tool to see all service invoices where your company is the taker (tomador).
Can I emit an NFC-e offline?
Yes, NFC-e allows issuance in offline contingency. Your AI agent can prepare and log the NFC-e locally until the connection is restored, then it will sync via the API.
How does the Vercel AI SDK connect to MCP servers?
Import 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?
Yes. The AI SDK is fully edge-compatible. MCP connections work on Vercel Edge Functions, Cloudflare Workers, and similar runtimes.
Does it support streaming tool results?
Yes. The SDK provides streaming primitives like useChat and streamText that handle tool calls and display results progressively in the UI.
createMCPClient is not a function
Install: npm install @ai-sdk/mcp
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