Europe News: Block launches Buzz, an open-source work chat built for AI co-workers

Workplace software is entering a new phase, and Europe news readers watching the future of tech should take note. Block, the fintech company co-founded by Jack Dorsey, has launched Buzz, a new open-source collaboration platform designed so AI agents can work alongside people as recognised participants rather than as background tools.

Published this week, Buzz is positioned as an alternative to workplace apps like Slack and coding platforms such as GitHub. But the main distinction is not messaging or file sharing. Instead, Buzz gives AI systems their own identities, permissions and roles inside a team environment, allowing them to contribute in a more structured and accountable way.

Europe news: What is Buzz and why does it matter?

Buzz combines many of the features workers already expect from modern collaboration software, including:

  • Channels and threaded discussions
  • Direct messaging
  • Voice and media sharing
  • Code repositories
  • Automated workflows

What makes Buzz different is its treatment of AI agents as digital co-workers. According to Block, these agents can post updates, review code, run tasks and join conversations using their own secure credentials.

The company says this reflects a broader shift in the workplace, where businesses increasingly need spaces where humans and AI can collaborate in real time. For companies exploring AI workplace tools, this could mark a meaningful change in how software teams, operations staff and product groups organise work.

Built on decentralised infrastructure

Buzz runs on Nostr, a decentralised protocol that assigns each participant a cryptographic keypair. That means identities belong to the user or agent, not the platform itself. In practice, Block says this makes an AI agent’s identity and work history portable across compatible systems rather than locked into a single vendor.

This approach could appeal to organisations worried about dependence on closed ecosystems. It also adds to wider debates in irish news, tech regulation and digital sovereignty across Europe.

Read more: latest Ireland breaking news updates and best Irish media and technology news analysis

How Buzz handles AI agents

Block says Buzz is model-agnostic, meaning companies are not restricted to one AI provider. Teams can connect agents built using Claude Code, Codex, Block’s goose framework or other custom systems.

That flexibility supports one of Buzz’s central selling points: ownership. Rather than forcing companies into a single platform’s rules, Block says businesses can inspect, adapt and self-host the software as needed.

Buzz is being released under the Apache 2.0 licence, which allows developers to modify and deploy the code freely. For teams that do not want to manage their own infrastructure, Block is also offering hosted access through buzz.xyz, although pricing has not yet been disclosed.

Why open source could be a big advantage

Open-source collaboration tools are gaining attention because many enterprises want:

  1. Greater control over data and workflows
  2. Freedom to customise AI integrations
  3. Less reliance on proprietary vendors
  4. Better transparency around how systems operate

For businesses following Europe news and enterprise AI trends, Buzz stands out because it frames AI agents not as add-ons, but as persistent members of a digital workplace.

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What this means for the future of work

Buzz arrives at a time when companies are rethinking collaboration, automation and remote work. If AI agents can securely hold identities, permissions and records of activity, they may become far more useful in software development, project management and internal communications.

There are still open questions around trust, oversight and governance. Yet the launch suggests the next generation of workplace platforms may be designed around mixed teams of humans and AI from the start.

For audiences tracking Europe news, ireland news and the evolution of workplace technology, Buzz is more than just another chat app. It is an early sign that digital offices could soon be built for AI co-workers as much as for people, with openness and portability becoming key competitive advantages.

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