In a tweet, the Twitter founder hinted the micromessaging system will integrate Bitcoin layer 2 payments Lightning Network.
The announcement comes as the environmental impact of mining for the world's largest cryptocurrency has come under intense scrutiny.
“If we do it, we would build it entirely in the open, from software to hardware design, and in collaboration with the community,” Dorsey said in the Twitter thread.
The first-ever tweet was sent by Twitter founder and CEO Jack Dorsey 15 years ago today.
Bidding on the tweet has sat at $2.5 million since March 6.
TRON founder Justin Sun seems intent on making the highest offer.
"It‘ll be set up as a blind irrevocable trust, taking zero direction from us," said Dorsey.
Chief financial officer Ned Segal said the firm has been watching other companies to see what it can learn.
The response asks general questions regarding Craig Wright's claims.