MCP server

Cz-agents Cnb Official

dev.cz-agents/cnb

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

Official ČNB exchange rates — daily & historical CZK vs EUR, USD, 30+ currencies. For accounting.

Working at last checkVerified publisher: cz-agents.devAbout 528 tokens per request once connected3 tools

https://cnb.cz-agents.dev/mcp

At a glance

Type: MCP server
Publisher: cz-agents.dev (verified by the MCP Registry)
Status: Working at last check
Tools: 3
Token cost: About 528 tokens per request
Sets up in: Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok
Last checked: 26 Oct 2026, 08:29 UTC

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http cnb https://cnb.cz-agents.dev/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.cnb]
url = "https://cnb.cz-agents.dev/mcp"

Gemini CLI

{"mcpServers":{"cnb":{"httpUrl":"https://cnb.cz-agents.dev/mcp"}}}

Cursor

{"mcpServers":{"cnb":{"url":"https://cnb.cz-agents.dev/mcp"}}}

VS Code

{"servers":{"cnb":{"type":"http","url":"https://cnb.cz-agents.dev/mcp"}}}

Antigravity

agy mcp add cnb https://cnb.cz-agents.dev/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"cnb","server_url":"https://cnb.cz-agents.dev/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"cnb","server_url":"https://cnb.cz-agents.dev/mcp"}

convert ~231 tokens
Convert an amount between two currencies using official ČNB rates. E.g., convert 100 EUR to CZK, or 50 USD to GBP (goes via CZK cross-rate). Optional `date` for historical conversion.
get_rate ~152 tokens
Quick single-currency lookup. Returns just the CZK rate for one currency (or all rates if no code given).
get_rates ~145 tokens
Get official CZK exchange rates published by ČNB. Returns all currencies from the daily sheet (~31 majors). Optional `date` parameter (YYYY-MM-DD) for historical rates; otherwise returns latest.

AllRatesToday exchange rates (hosted)
Live FX + official central-bank rates, 110+ sources. Hosted, keyless, nothing to install.
exchangerate.dev
Free, source-labeled FX rates: 10,296 pairs across 144 currencies, all update ~60s intraday.
Bnr Ro
National Bank of Romania (Banca Naţională a României, BNR) FX reference rates MCP. Keyless.
Ecb
ECB Data Portal MCP — European Central Bank statistical data
US Company Intelligence for AI Agents (SEC EDGAR, x402)
SEC EDGAR company briefs for agents: cited synthesis, XBRL metrics. x402/USDC, no account.
LastLook Data
FRED macro data, Treasury yields, FX rates & macro indicators for AI agents. Pay-per-query via x402.
Blackwood State
Pay-per-call tools for agents: onchain data, ECB FX rates, text tools. USDC on Base, x402
HelpySelf
More than a hundred everyday tools: PDFs, images, text, data, calculators, dice and currency.

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