RemoteFree server, account needed

Onça MCP server

io.github.marcioyoshida/onca

Brazilian financial institutions: entity registry, sourced regulatory signals, cited Q&A

Website

Install Onça in Claude Code

Claude Code
claude mcp add --transport http on-a https://onssa.org/mcp
mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)
{
  "mcpServers": {
    "on-a": {
      "url": "https://onssa.org/mcp"
    }
  }
}

Frequently asked questions

What does the Onça MCP server do?

Brazilian financial institutions: entity registry, sourced regulatory signals, cited Q&A

Is the Onça MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does Onça run locally or remotely?

Remote. Hosted by the provider. You connect with a URL, nothing to install.

How do I add Onça to Claude Code?

Run: claude mcp add --transport http on-a https://onssa.org/mcp

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