Open source, open protocols, open DMs. Friends with @Square, @CashApp, @TIDAL, @Bitkey, @protomining.

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Joined October 2025
Big news: Block, @Anthropic, and @OpenAI are launching the Agentic AI Foundation (AAIF), a new @LinuxFoundation directed fund for open source agentic AI. Companies like Google, Microsoft, Bloomberg, and Amazon are already committed. aaif.io/ 🧵
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Block Open Source retweeted
You have a nutritionist in your pocket... you just probably haven't had it order food for you. Now you can, on @ChatGPTapp . Check out Food & Bev ordering directly in ChatGPT for Square sellers. Coming soon as an official app. youtu.be/XP61s-RqKk8?si=aQ-D…
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Block Open Source retweeted
Bradley Axen, Creator of goose, joined Open Source Security to talk about: ✅ Why Block donated goose to the Agentic AI Foundation ✅ AI-generated PRs and open source quality ✅ What comes after chat-based agents opensourcesecurity.io/2026/2…
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Open source is a powerful tool to enhance economic empowerment. Freedom of access and use enables more users to access high quality software code and empowers greater innovation through access to tools. It is the backbone of the internet, but remains undervalued and misunderstood. We're releasing a white paper with support from @OpenSourceOrg on treating open source as the critical infrastructure it is. Read it: opensource.block.xyz/blog/op…
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"Agentic coders are amazing at writing code, not at having an immediate sense of what the real problem is." Sass creator Hampton Lintorn-Catlin talks UUIDv7, his human-first approach to agentic dev, and more. Welcome to the Developer Spotlight 🔥 opensource.block.xyz/blog/de…
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We integrated Afterpay's BNPL in @goose_oss over the open Universal Commerce Protocol (UCP). Shopping from your AI agent is the future. opensource.block.xyz/blog/ag…
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Block Open Source retweeted
First ever agentic BNPL prod transaction processed over Google UCP. Quickly making our way to Gemini @blockopensource youtube.com/watch?v=IYPDXvIv…
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The best defense is a good offense. Especially when it comes to securing AI systems. With Operation Pale Fire, the security team tricked goose into running an infostealer on an employee's laptop. And what we learned was extremely valuable. 🧵
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Operation Pale Fire was the red team engagement designed to answer one critical question: How can attackers use goose to compromise Block employees? This blog covers the three campaigns it took to get a successful hit, and what the team learned: engineering.block.xyz/blog/h…
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A milestone for agentic AI: @blocks joins as a founding project of the Agentic AI Foundation (AAIF) at the Linux Foundation. Together with Anthropic and OpenAI, AAIF provides a neutral home for open, community-driven agentic AI and shared standards. Read the full blog from Block to learn more: block.xyz/inside/block-anthr… #OpenSource #AI #AgenticAI #LinuxFoundation #AAIF #Block
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Block Open Source retweeted
Hello AAIF
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Block Open Source retweeted
It was back in March that I first started considering moving goose to the Linux Foundation. And rather than do it alone, we joined forces with Anthropic, OpenAI, and many more - and finally, here we are!
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Block Open Source retweeted
goose will become the reference implementation for the MCP
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Get involved: ✅ Contribute to AAIF projects ✅ Propose new projects ✅ Attend events ✅ Join technical discussions AAIF succeeds only if it represents the community, not just interests of the privileged few.
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