Block, Inc., a financial technology company centered on Bitcoin (BTC). (NYSE: XYZ) was founded by Jack Dorsey and launched a new platform called Buzz on July 21. Built on the Nostr protocol, Buzz is a free, decentralized and open source platform where employees and artificial intelligence (AI) agents can collaborate in the same workspace. The company said the platform aims to reduce its reliance on Slack and GitHub.
Buzz is similar to a modern team chat tool, integrating channels, topics, private messages and media sharing into one interface. Block said that Buzz is a model-independent and agent-independent platform, and that any large-scale language model (LLM)-driven AI agent, including Anthropic's Claude Code, OpenAI's Codex, and Block's own goose, can be deployed.
AI agents active in Buzz can have encrypted identities, publish and review code, perform approved automated operations, and interact with real users in the same workspace.
Thomas Peterson, Block's chief designer and AI strategist, revealed that the Block team built the Buzz platform entirely using AI agents. "What's interesting is that the entire platform is built by agents, including UI design-it's more like it was shaped gradually over time rather than designed in advance."
Dorsey's Block embraces decentralized Bitcoin
Block was founded in 2009 and has integrated Bitcoin, the world's first decentralized cryptocurrency, into its multiple products:
Cash App: A wallet that supports Bitcoin investment
Bitkey: A self-managed Bitcoin hardware wallet
Proto: A Bitcoin mining system
Square: A Bitcoin-integrated point-of-sale system will soon be launched
Dorsey himself is a strong believer in Bitcoin and has said that if he did not pursue other careers, he would devote himself to Bitcoin development. In an interview in May 2024, he predicted that the price of Bitcoin would reach at least $1 million in 2030.
As of this writing, Bitcoin is trading at US$66,034.

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