frankfurter - Use the Frankfurter currency exchange API
Guides developers in using Frankfurter REST endpoints for currency conversion, current and historical rates, time series, metadata, and formatted outputs.
Tags
Updated: 2026-10-06Capabilities
Typical Inputs
Typical Outputs
What this skill does
- Fetch latest exchange rates
- Convert currency amounts
- Look up historical rates
- Query time series data
- Retrieve currency metadata
- List data providers
- Format CSV responses
- Stream NDJSON responses
- Handle API errors
- Implement rate caching
Inputs
- Base currency code
- Quote currency codes
- Currency amount
- Historical date
- Date range
- Grouping interval
- Provider identifier
- Output format
Outputs
- Exchange rate data
- Currency conversion results
- Historical rate data
- Time series data
- Currency metadata
- Provider listings
- CSV responses
- NDJSON responses
- API error messages
Requirements
- Network access
- HTTP client support
- URL encoding support