--- title: Fixer description: Instructions on how to integrate exchange rates from Fixer.io within Home Assistant. ha_category: - Finance ha_iot_class: Cloud Polling ha_release: 0.23 ha_domain: fixer ha_platforms: - sensor ha_integration_type: integration related: - docs: /docs/configuration/ title: Configuration file ha_quality_scale: legacy --- The `fixer` {% term integration %} will show you the current exchange rate from [Fixer.io](https://fixer.io/) which is using data from the [European Central Bank (ECB)](https://www.ecb.europa.eu). To get an overview about the available [currencies](https://fixer.io/symbols). ## Setup You need to create an [API key](https://apilayer.com/marketplace/fixer-api#pricing). The free account is limited to only EUR as a base currency, allows 100 requests per month, and updates every hour. ## Configuration To enable this {% term integration %}, add the following lines to your {% term "`configuration.yaml`" %} file. {% include integrations/restart_ha_after_config_inclusion.md %} ```yaml # Example configuration.yaml entry sensor: - platform: fixer api_key: YOUR_API_KEY target: CHF ``` {% configuration %} api_key: description: Your API key for [Fixer.io](https://fixer.io/). required: true type: string target: description: The symbol of the target currency. required: true type: string name: description: Name to use in the frontend. required: false type: string default: Exchange rate {% endconfiguration %} Details about the API are available in the [Fixer.io documentation](https://fixer.io/documentation).