I've been testing Claude Cowork for the last two weeks. Not just playing with it. Using it on real problems—designing a product spec, rewriting a pitch deck, even thinking through a business model. Here is what I found. Claude Cowork is a new interface from Anthropic that lets you share your screen, upload files, and collaborate with the AI in a persistent workspace. It's like having a brilliant cofounder who remembers everything you've discussed. That is the promise. The first time I used it, I felt that familiar tingle. The one I got when I first saw the Macintosh boot screen, or when I held the first iPhone. The feeling that someone actually cared about the experience, not just the feature list. Here's the thing: most AI tools today are just fancy search engines with a chat window. They don't understand context. They don't remember who you are. Claude Cowork does. It remembers your project history, your decisions, your quirks. That is insanely great. But. Anthropic didn't build the whole widget. They didn't control the hardware, the operating system, the integration layer. Claude Cowork runs on a browser. It uses your file system, your apps, your workflow—but it's a guest in your house, not the owner. It can't reach deep into the system and manipulate things directly. That limits how magical it can be. Compare this to something like GPT-5.6 Sol, which just launched this Thursday. Sol can act on your behalf—send emails, update spreadsheets, execute code. Claude Cowork is a powerful brainstorming partner, but it still makes you do the actual work. That's a big difference. Pros: - Persistent memory across sessions. This changes everything. - Screen sharing and shared canvas. Feels like you're working with a real person. - Handles large documents (up to 200,000 tokens) without slowing down. - The tone is calm and thoughtful. It doesn't try to be your bro. Cons: - Limited execution. It can't send a message or update a database on its own. - No mobile native app yet (it's coming, but the web version is clunky on phone). - Pricing is unclear—rumors say $20/month for unlimited, but I've seen reports (The Verge, March 2026) that early testers got it free. - Integration with third-party tools is weak. No Zapier, no API for workflow automation. For a first release, it's solid. But it's not revolutionary. Revolutionary would be a system that owns the entire experience—hardware, software, and execution. Think Apple Watch, not Fitbit. I give Claude Cowork a 7.5 out of 10. It's the best AI collaboration tool I've used. But it's still a tool. Not a partner. If you're a deep thinker, a writer, a strategist—you'll love it. If you need a bot that just does things for you, wait for the next version, or try GPT-5.6 Sol. FAQ Q1: Is Claude Cowork better than GPT-5.6 Sol? For deep thinking and collaboration, yes. For task execution, no. Sol can act on your behalf; Claude Cowork can only advise. It depends on what you need. Q2: Does Claude Cowork have privacy issues? Anthropic claims all data is encrypted and not used for training. But like any AI tool that watches your screen and reads your files, there's inherent risk. I wouldn't use it for top-secret business plans yet. Q3: How much does Claude Cowork cost? As of July 2026, Anthropic hasn't announced pricing publicly. Some early users report a free tier with limitations, and a $20/month Pro tier. Check their site for updates.