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Find a country by its capital city name (e.g. tokyo, london, paris)
Countries: Country details by name or code, regions, currencies, flags, populations, and timezones
Country data by name, code, region, or currency.
Unlimited calls, no rate limits, custom domain.
claude mcp add datafaucet-sandbox https://datafaucet.dev/api/sandboxNew here? Start with these zero-config tools:
| Name | Required | Description |
|---|---|---|
| capital | yes | Capital city name (e.g. tokyo, london, paris, berlin) |
[{name:{common,official},capital:[],population,region,subregion,languages,currencies,flags:{png,svg},timezones}]curl -X POST https://datafaucet.dev/api/sandbox \
-H "Content-Type: application/json" \
-d '{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"search_country_by_capital","arguments":{"capital":"tokyo"}}}'import requests
response = requests.post(
"https://datafaucet.dev/api/sandbox",
json={
"jsonrpc": "2.0",
"id": 1,
"method": "tools/call",
"params": {
"name": "search_country_by_capital",
"arguments": {
"capital": "tokyo"
}
}
}
)
print(response.json())const response = await fetch("https://datafaucet.dev/api/sandbox", {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({
jsonrpc: "2.0",
id: 1,
method: "tools/call",
params: {
name: "search_country_by_capital",
arguments: {
"capital": "tokyo"
},
},
}),
});
const data = await response.json();
console.log(data.result.content[0].text);claude mcp add datafaucet-sandbox https://datafaucet.dev/api/sandbox
All 103 sandbox tools become available instantly. No API keys needed.
Why use MCP instead of calling the API directly?
Raw API
Auth, parsing, error handling, retries, types. ~2 hours per endpoint.
Via MCP
One config line. AI agent calls search_country_by_capital with zero integration code.
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