Translation guide
API is a technical term that is used as-is in Japanese. It is almost always written in uppercase Latin letters and pronounced as an initialism.
API
Used in technical contexts. Often preceded by a descriptor like Web API.
Referring to a set of protocols and tools for building software applications, especially web services.
The standard term in Japanese technical contexts. Pronounced as the English initialism.
In Japanese technical writing and conversation, 'API' is used exactly as in English. It is not translated. When speaking, pronounce it as 'ē-pī-ai' (エーピーアイ). It is often combined with katakana loanwords like 'キー' (key) or 'エンドポイント' (endpoint).
Using this API, you can get weather information.
Please obtain an API key.
Used when specifically referring to web-based APIs. Common in web development contexts.
Let's discuss the design of the Web API.
The full Japanese expansion of the acronym. Rarely used in practice; mostly found in formal documentation or educational materials.
An Application Programming Interface (API) enables communication between software.