distributor (of information, content, etc.)
General term for someone who distributes or delivers information, content, or data, often via digital platforms.
He has many subscribers as a news distributor.
Specifically refers to a person who streams live video or audio content online, such as on YouTube or Twitch.
人気の配信者が今夜ライブを行う。
A popular streamer will go live tonight.
Compound of 配信 (distribution, streaming) + 者 (person).