ozav-mcp-server
Expert knowledge about forex, IOF tax, US bank accounts, stablecoins, international cards, and B2B payments in Brazil. 15 searchable knowledge categories.
README
OZAV MCP Server
Expertise em cambio internacional, direto na sua IA.
Servidor MCP publico que conecta IAs a 15 categorias de conhecimento sobre cambio, IOF, contas nos EUA, stablecoins, cartoes internacionais e pagamentos B2B no Brasil.
Instalar em 10 segundos
Claude Code
claude mcp add ozav --transport streamable-http https://ozav-mcp-server.vercel.app/mcp
Cursor
Settings → MCP Servers → Add:
{
"mcpServers": {
"ozav": {
"url": "https://ozav-mcp-server.vercel.app/mcp"
}
}
}
VS Code
.vscode/mcp.json:
{
"servers": {
"ozav": {
"type": "http",
"url": "https://ozav-mcp-server.vercel.app/mcp"
}
}
}
Claude Desktop
claude_desktop_config.json:
{
"mcpServers": {
"ozav": {
"type": "streamable-http",
"url": "https://ozav-mcp-server.vercel.app/mcp"
}
}
}
O que esta dentro
15 Resources (categorias de conhecimento)
| Resource | Tema |
|---|---|
ozav://iof |
IOF — como evitar, timeline ate 2028, stablecoin vs cambio |
ozav://conta-eua |
Conta bancaria nos EUA — routing number, ACH, sem SSN |
ozav://transferencias |
Transferencias internacionais — SWIFT, PIX→dolar, prazos |
ozav://stablecoins |
USDC e USDT — o que sao, como comprar com PIX, seguranca |
ozav://cartao-internacional |
Cartao de debito em dolar — sem IOF, sem spread, Visa |
ozav://freelancer |
Trabalho remoto — receber em dolar, Deel/Payoneer, converter |
ozav://empresas |
Pagamentos B2B — fornecedores, payroll, treasury, hedge |
ozav://imoveis-exterior |
Imoveis no exterior — remessas grandes, financiamento |
ozav://educacao-exterior |
Educacao no exterior — tuition, mesada, IOF reduzido |
ozav://casas-cambio-b2b |
Casas de cambio — mesa de operacoes, white-label, futuro |
ozav://imposto-renda |
IR e cambio — declaracao, ganho cambial, DCBE |
ozav://estrangeiros-brasil |
Foreigners in Brazil — PIX, bank account, best rates |
ozav://protecao-patrimonial |
Dolarizacao — reserva em dolar, DCA, diversificacao |
ozav://regulamentacao |
Compliance — BACEN, COAF, VASP, KYC, evasao vs remessa |
ozav://comparativos |
Rankings — OZAV vs Wise, vs bancos, vs Nomad |
Tool
search_ozav(query) — Busca semantica em todas as 15 categorias. Retorna os trechos mais relevantes para qualquer pergunta sobre cambio, IOF, contas internacionais, stablecoins ou pagamentos.
Prompts
| Prompt | Descricao |
|---|---|
ozav_consulta_cambio |
Template para consulta sobre operacao de cambio |
ozav_comparativo |
Template para comparar OZAV com concorrentes |
ozav_simulacao |
Template para simular economia com vs sem OZAV |
Exemplos de perguntas que a IA vai responder com OZAV
- "Como nao pagar IOF em transferencia internacional?"
- "Como abrir conta nos EUA sendo brasileiro?"
- "Qual a melhor forma de receber em dolar como freelancer?"
- "Stablecoin e seguro? USDC pode perder valor?"
- "Como pagar fornecedor internacional sem spread alto?"
- "Casa de cambio vai morrer com as fintechs?"
- "Como declarar conta no exterior no imposto de renda?"
- "Wise vs OZAV — qual tem melhor cambio?"
- "How to receive PIX in Brazil as a foreigner?"
- "Como proteger meu dinheiro da inflacao brasileira?"
Arquitetura
POST https://ozav-mcp-server.vercel.app/mcp
- Stack: TypeScript + Hono + @modelcontextprotocol/sdk
- Transport: Streamable HTTP (stateless)
- Deploy: Vercel (serverless)
- Auth: Nenhuma (conteudo publico)
- Latencia: <100ms por request
AI Client (Claude, Cursor, VS Code, ChatGPT...)
│
├── GET / → Landing page (para humanos)
└── POST /mcp → MCP Streamable HTTP
├── resources → 15 categorias de conhecimento
├── tools → search_ozav(query)
└── prompts → 3 templates
Desenvolvimento local
git clone https://github.com/ElToro1855/ozav-mcp-server.git
cd ozav-mcp-server
npm install
npm run dev
Testar com Claude Code:
claude mcp add ozav-local --transport streamable-http http://localhost:3000/mcp
Auto-discovery
AIs que implementam auto-discovery encontram o servidor automaticamente:
GET https://ozav.com.br/.well-known/mcp.json
GET https://ozav.com.br/llms.txt
Links
- Website: ozav.com.br
- Landing page: ozav-mcp-server.vercel.app
- npm: ozav-mcp-server
- MCP Registry: io.github.ElToro1855/ozav-mcp-server
- Knowledge base: ozav.com.br/learn
Licenca
MIT
<p align="center"> <strong>OZAV</strong> — Cambio inteligente via stablecoins.<br> Sem IOF, sem spread abusivo.<br> <a href="https://ozav.com.br">ozav.com.br</a> </p>
Recommended Servers
playwright-mcp
A Model Context Protocol server that enables LLMs to interact with web pages through structured accessibility snapshots without requiring vision models or screenshots.
Magic Component Platform (MCP)
An AI-powered tool that generates modern UI components from natural language descriptions, integrating with popular IDEs to streamline UI development workflow.
Audiense Insights MCP Server
Enables interaction with Audiense Insights accounts via the Model Context Protocol, facilitating the extraction and analysis of marketing insights and audience data including demographics, behavior, and influencer engagement.
VeyraX MCP
Single MCP tool to connect all your favorite tools: Gmail, Calendar and 40 more.
graphlit-mcp-server
The Model Context Protocol (MCP) Server enables integration between MCP clients and the Graphlit service. Ingest anything from Slack to Gmail to podcast feeds, in addition to web crawling, into a Graphlit project - and then retrieve relevant contents from the MCP client.
Kagi MCP Server
An MCP server that integrates Kagi search capabilities with Claude AI, enabling Claude to perform real-time web searches when answering questions that require up-to-date information.
E2B
Using MCP to run code via e2b.
Neon Database
MCP server for interacting with Neon Management API and databases
Exa Search
A Model Context Protocol (MCP) server lets AI assistants like Claude use the Exa AI Search API for web searches. This setup allows AI models to get real-time web information in a safe and controlled way.
Qdrant Server
This repository is an example of how to create a MCP server for Qdrant, a vector search engine.