21 Inc

Ex-Coinbase CTO Is Behind Mysterious Nakamoto.com, Sources Say

"Nakamoto is bitcoin country. HODL or GTFO." Sources tell CoinDesk this is the new project from former Coinbase CTO Balaji Srinivasan.

Markets  ·  7 August 2019

Coinbase CTO: Time May Be Right for Home Crypto Mining

Mining innovator Balaji Srinivasan pivoted away from that business in 2017, but now believes the time is right for a home miner.

Tech  ·  15 November 2018
Tokens

Meet Earn.com: 21 Rebrands Social Network In Shift Away from Bitcoin

21 Inc, once a maker of bitcoin mining hardware, is rebranding to emphasize its recent focus on using digital currency to power a social network.

Business  ·  30 October 2017
Startups

21 Inc Opens Bitcoin Email Service to General Public

Bitcoin startup 21 Inc is opening its '21 Lists' paid email product up to the wider public today.

Business  ·  1 May 2017
Bitcoin

LinkedIn Killer? Bitcoin Upstart 21 Takes on Social With Email Play

21 Inc has released a platform that rewards users for receiving emails. Can it grab a slice of InMail's lucrative pie?

Business  ·  9 February 2017
Bitcoin

21 Files for New Bitcoin Mining Patent

21 Inc has applied for a patent for specialized bitcoin mining circuitry, public records show.

Business  ·  23 November 2016
Open Source

21 Inc Open-Sources Bitcoin Software for Machine Payments

Bitcoin startup 21 Inc open-sourced its bitcoin micropayments software this weekend.

Business  ·  13 June 2016
Startups

21 Unveils Vision for Bitcoin-Powered Weather Data Market

Bitcoin’s best-funded startup, 21 Inc, unveiled a new proof-of-concept that envisions how its developer tools could fuel a weather marketplace.

Business  ·  26 May 2016
News

Dueling Blockchain Visions Face Off in Consensus 2016 Day Two Finale

The final panel on the last full day of Consensus 2016 featured a debate between R3 CEO David Rutter and 21 CEO Balaji Srinivasan.

Markets  ·  4 May 2016
Startups

21 Inc Launches First Proof-of-Concept for Bitcoin Computer Network

21 is seeking to roll out its next stage in development by showcasing how developers can leverage larger networks of 21 Bitcoin Computers.

Business  ·  15 March 2016
Startups

21 Inc Launches Bitcoin Micropayments Marketplace

Bitcoin startup 21 Inc has launched the 21 Micropayments Marketplace, a new offering aimed at developers.

Business  ·  12 March 2016
News

21 Bitcoin Computer Now Shipping to 32 European Countries

21 Inc has announced that its Bitcoin Computer device is now shipping to European countries including the UK, France, Germany and Italy.

Markets  ·  25 February 2016
News

The 21 Bitcoin Computer is Now Shipping to Canada

21 Inc has announced its bitcoin mining and micro-transaction device, the 21 Bitcoin Computer, is now shipping outside the US for the first time.

Markets  ·  16 February 2016
Transaction Fees

21 Inc Launches Bitcoin Transaction Fee Prediction App

21 Inc has launched a free web app that can help bitcoin users determine what level of fee will ensure a transaction is confirmed.

Business  ·  10 February 2016
Coinbase

5 Big Questions for Bitcoin in 2016

Ryan Selkis of CoinDesk and Digital Currency Group asks 5 big questions of bitcoin for 2016.

Markets  ·  18 January 2016