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- ⚔️ OpenAI counters Mythos playbook with GPT-5.4-Cyber
⚔️ OpenAI counters Mythos playbook with GPT-5.4-Cyber
🦾Plus: 🖥️ Anthropic gives Claude Code a makeover in desktop

Hey folks! Let’s get into Big Data and AI craziness…
In today's edition: Anthropic hit $800 billion in investor offers. Nvidia shipped quantum AI as open source. And Claude Code got a visual makeover. Buckle up.👇
⚡10 Open-Source Libraries for Fine-Tuning LLMs
🤖Run your Claude Code Routines on autopilot
🔍What really is an Agent Harness?
☁️Build Your Own Agents that Run Infinitely in the Cloud
🛰️ Amazon is Buying Globalstar in $11.6Bn Deal
💡 AI Tutorial:How to get expert-backed AI tax help
🤖AI Tools and Data Tools to checkout

OpenAI just introduced GPT-5.4-Cyber, a more permissive version of its flagship model built for defensive security work — responding to Anthropic's Mythos release last week with a much wider rollout targeting thousands of verified defenders. OAI is opening access to anyone who passes ID checks via its Trusted Access for Cyber initiative, while Mythos is limited to just 40+ trusted partners.
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10 open-source libraries changed this by rewriting how training happens. Custom kernels, smarter memory management, and efficient algorithms make it possible to fine-tune frontier models on consumer GPUs.

Anthropic just shipped "Routines" for Claude Code. Configure a prompt, point it at a repo and your connectors, then let it run on a schedule, via API webhook, or in response to GitHub events, all on Anthropic's cloud so your laptop can stay shut. Think nightly issue triage, auto-porting PRs across SDKs, or Datadog alerts that arrive pre-triaged with a draft fix. Available today across all paid plans, with Claude Code on the web enabled.

Theo's latest video is the most fun explanation of AI coding harnesses you'll find — he builds one in ~60 lines of Python, then proceeds to lie to the model about what its tools do (it just believes you), swap the entire toolset for a single bash command (the model figures out file I/O on its own), and show why the same Opus model jumps from 77% to 93% just by moving it into Cursor.

Vercel looked at how Stripe, Spotify, and Block build internal coding agents, and decided to open source the entire playbook. Open Agents is a ready-to-fork platform for spinning up cloud coding agents that go from a chat prompt to committed code changes, no laptop required.
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👨💻 Data Tools, Libraries
F2 (GitHub Repo)
F2 is a cross-platform command-line tool for batch renaming files and directories quickly and safely.
MindsDB: Opensource federated query engine with a built-in MCP server that allows you to connect and query data from 200+ sources, including databases, SaaS applications
Awesome LLM Apps: Build awesome LLM apps with RAG, AI agents, MCP, and more to interact with data sources like GitHub, Gmail, PDFs, and YouTube videos, and automate complex work.
AI News:

Anthropic's Claude Mythos Preview has become the first AI model to complete a full simulated corporate network attack, according to new evaluations from the UK's AI Security Institute (AISI). The findings, published days after the model's April 7 announcement, suggest AI cyber capabilities have reached a level that requires close attention from security teams worldwide.
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SpaceX is getting some serious competition. Amazon just announced its acquiring satellite telecommunications company Globalstar for $90/share, a deal worth about $11.57 billion. Under the agreement, Amazon said it will acquire Globalstar’s existing satellite operations, infrastructure and assets which will operate alongside Amazon’s network.

Nvidia released Ising, the first family of open-source AI models designed to work with quantum computers — built to tackle technical problems like calibration and error decoding that have kept the tech from scaling out of the lab. The first Ising model keeps the machines tuned automatically, turning what used to be a days-long manual job into something that takes hours.

Anthropic introduced a redesign to Claude Code's desktop app built around the reality that devs now run multiple AI sessions at once, adding a sidebar for managing them, new drag-and-drop panes, and an integrated editor and terminal. A new sidebar keeps all live and recent sessions in view, with filters by status or project and the ability to auto-archive once a pull request is closed or merged.

Anthropic has received several offers from investors for a new round of funding that could value the company at $800 billion or higher. The discussions are still early and the deal may fail to materialize. Anthropic has so far resisted such offers, so it is unclear if the company will accept investors' terms. It has also discussed a public listing as early as October.
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AI Tutorial
How to get expert-backed AI tax help

Intuit, the global financial technology platform, has partnered with both Anthropic and OpenAI to combine their proprietary tax knowledge engine and domain expertise with the companies' advanced language models.
Now, users can connect TurboTax's trusted tax engine to estimate their refund, see what they may owe, and get a better understanding of the forms before they file.
Launch the TurboTax Claude Connector
Go to Claude and sign in.
Navigate to the left side tab and click on "Customize."
Click "Connectors," then search for "TurboTax," select connect, and start asking your tax questions.
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A.I. Generated Image of the Day
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