On This Day in Tech History
Stories Published|April 21|Throughout History
Historic Tech Events

The World’s First Tweet
2006The world's first tweet was sent by Twitter co-founder Jack Dorsey on March 21, 2006. The tweet, which read "just setting up my twttr," was a simple message announcing the creation of a new social media platform. At the time, Twitter was a side project of Odeo, a podcasting company where Dorsey was working as a programmer. The tweet was posted to a small group of followers, mainly consisting of other Odeo employees. Over time, Twitter grew in popularity and became one of the most influential and widely-used social media platforms in the world, with billions of tweets sent every day.
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