Cnb vs Dolar MCP

A side-by-side look at the Cnb and Dolar MCP MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.

Cnb logoCnbFinance & Fintech · Local subprocess (stdio)Czech National Bank (ČNB) daily FX rates: fetch official CZK exchange rates, convert between currencies, fetch historical rates. Cached 10 min to ease upstream load. npm @czagents/cnb or HTTP at cnb.cz-agents.dev/mcp.57GoodAuth: no auth requiredDolar MCP logoDolar MCPFinance & Fintech · Local subprocess (stdio)Argentine exchange rates for AI agents via DolarAPI. Dollar blue, oficial, MEP, CCL, crypto, tarjeta — plus currency conversion and spread calculator.60GoodAuth: no auth required

Verdict: choose Cnb for finance & fintech work as a local process; choose Dolar MCP for finance & fintech as a local process. You can also run both side by side in one mcpServers block.

Which MCP server should you choose?

Cnb logoChoose Cnb when

  • You need dedicated capabilities in the Finance & Fintech domain.
  • You prefer a local stdio subprocess transport.
  • Its auth model fits you: No auth required.
Explore Cnb

Dolar MCP logoChoose Dolar MCP when

  • You need dedicated capabilities in the Finance & Fintech domain.
  • You prefer a local stdio subprocess transport.
  • Its auth model fits you: No auth required.
  • You want tools like get_all_dollars, get_dollar, get_all_currencies.
Explore Dolar MCP

Feature & specification comparison

Rows where the two servers differ are marked.

SpecCnb logoCnbDolar MCP logoDolar MCP
CategoryFinance & FintechFinance & Fintech
Quality signal57/100 · Good60/100 · Good
Install commandConfirmedConfirmed
TransportLocal subprocess (stdio)Local subprocess (stdio)
AuthNo auth requiredNo auth required
PricingFreeFree
Required env varsNone listedNone listed
Verified ownerCommunity listingCommunity listing
GitHub stars65
Directory activity 9 views 0 installs 0 upvotes 1 views 0 installs 0 upvotes
ToolsNot listed6

Tools & capabilities

Cnb tools

No tool names declared yet. Check the project README from the listing page.

Dolar MCP tools 6

  • get_all_dollarsGet all Argentine dollar exchange rates: blue, oficial, bolsa (MEP), contado con liqui (CCL), cripto, mayorista, and tarjeta. Returns buy/sell prices.
  • get_dollarGet a specific dollar exchange rate. Types: blue, oficial, bolsa, contadoconliqui, cripto, mayorista, tarjeta.
  • get_all_currenciesGet all foreign currency exchange rates vs ARS (EUR, BRL, UYU, CLP, etc.).
  • get_currencyGet exchange rate for a specific foreign currency vs ARS.
  • convertConvert an amount between ARS and any currency or dollar type. At least one side must be ARS.
  • get_spreadCalculate the spread (difference) between two dollar types. E.g. blue vs oficial.

Ready-to-paste client configs

Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.

Cnb

mcpServers (Claude Desktop / Cursor)
{
  "mcpServers": {
    "-czagents-cnb": {
      "command": "npx",
      "args": [
        "-y",
        "@czagents/ares"
      ]
    }
  }
}

Dolar MCP

mcpServers (Claude Desktop / Cursor)
{
  "mcpServers": {
    "dan1d-dolar-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@dan1d/dolar-mcp"
      ]
    }
  }
}

Frequently asked questions

Cnb is categorized under Finance & Fintech and uses a local stdio subprocess. Dolar MCP belongs to Finance & Fintech and uses a local stdio subprocess. Pick Cnb for finance & fintech work and Dolar MCP for finance & fintech.

Copy the mcpServers block from the config section on this page into your client's config (for example claude_desktop_config.json or ~/.cursor/mcp.json), then fully restart the client.

Cnb is listed as free. Auth: no auth required. Dolar MCP is listed as free. Auth: no auth required. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.

Yes. MCP clients support multiple servers: add -czagents-cnb and dan1d-dolar-mcp as separate keys in the same mcpServers object, and your assistant will call tools from either one.

On AllMCPs, Cnb has a quality signal of 57/100 (Good) with 9 views, 0 installs and 6 GitHub stars. Dolar MCP has 60/100 (Good) with 1 views, 0 installs and 5 GitHub stars.