Country Info
Get country data — population, languages, currencies, capital, flag, and more using REST Countries API.
Category: education API Key Required: No
When to use
- User asks about a country (population, capital, language, currency)
- User wants to compare countries
- User asks "what currency does X use?" or "what language do they speak in X?"
How it works
Base URL: https://restcountries.com/v3.1
1. Search by name
curl -s "https://restcountries.com/v3.1/name/france"
2. Get by country code
curl -s "https://restcountries.com/v3.1/alpha/GB"
3. Filter specific fields (reduce response size)
curl -s "https://restcountries.com/v3.1/name/japan?fields=name,capital,population,currencies,languages,flags"
4. Search by currency
curl -s "https://restcountries.com/v3.1/currency/eur"
5. Search by language
curl -s "https://restcountries.com/v3.1/lang/spanish"
6. Get all countries in a region
curl -s "https://restcountries.com/v3.1/region/europe?fields=name,capital,population"
Regions: africa, americas, asia, europe, oceania.
Examples
User: "Tell me about Japan" → Query by name. Reply with capital, population, languages, currency, region, flag emoji.
User: "What countries use the Euro?" → Query by currency/eur. List the countries.
Constraints
- Free, no key needed, no strict rate limit
- Country names are flexible (partial matches work)
- Some fields are deeply nested — parse carefully