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The Launch of Claude Fable 5 Anthropic has made its most powerful AI model accessible to the general public for the first time through Claude Fable 5, a version of its Mythos model equipped with comprehensive safety guardrails. The launch represents a significant step in making advanced AI technology more widely available while maintaining strict safety protocols. Technical Capabilities and Limitations Claude Fable 5 excels in software engineering, knowledge work, and vision-based tasks. However, Anthropic has implemented hard safety limits in high-risk areas including cybersecurity, biology, chemistry, and distillation. In these sensitive domains, the model blocks responses and defaults to Claude Opus 4.8. Early data indicates that at least 95% of Fable sessions run entirely on the model's own responses, with fallbacks being rare occurrences. Market Strategy and Access Tiers Fable 5 is available through Anthropic's Claude API and consumption-based Enterprise plans. Currently, the model is included at no extra cost in Pro, Max, Team, and seat-based Enterprise plans through June 22. After this date, Anthropic will require usage credits, though plans exist to restore it as a standard subscription feature as soon as possible. Concurrently, Anthropic is deploying Mythos 5, a new version of the advanced model, to organizations already approved for access. Pricing and Enterprise Adoption The pricing for both Fable 5 and Mythos 5 is set at $10 per million input tokens and $50 per million output tokens—double the cost of Opus 4.8. This premium pricing reflects the model's advanced capabilities but may serve as a deterrent for widespread adoption. Many enterprises are already grappling with AI costs, with some reporting unexpectedly high bills or exceeding yearly AI budgets early. Despite these concerns, some organizations like Rakuten see significant value in Fable 5's self-reflection capabilities, which enable highly autonomous operations. Safety Measures and Data Retention Anthropic has implemented robust safety measures for Fable 5, including extensive stress-testing with jailbreak attempts. The company reports that internal and external red-teaming efforts failed to find universal jailbreaks over 1,000 hours of testing. As an additional safety layer, Anthropic is requiring a 30-day retention on all traffic, even for enterprises with previous zero-retention agreements. The data will be used exclusively to defend against complex attacks and identify false positives, potentially setting an industry precedent for mandatory data retention with powerful AI models. Performance Validation and Industry Impact Third-party testing has validated Fable 5's exceptional performance. Analytics company Hex reported that Fable achieved 90% on its core analytics benchmark for complex, long-running analytical tasks. Vibe-coding platform Base44 noted its superior capability for "one-shotting full apps" and excellent tool-calling functionality. AI-powered workspace Genspark reported that Fable outperformed all other models in evaluations, particularly excelling in UI design and game coding. These endorsements position Fable 5 as a leading model in its class, potentially influencing industry standards for AI performance and safety. Broader Context: Anthropic's Market Position The launch of Fable 5 occurs as Anthropic prepares to enter the public markets, positioning itself alongside OpenAI and Elon Musk's SpaceX in the competitive AI landscape. This move follows Anthropic's recent plea for major global AI labs to establish coordinated safety measures on frontier AI development. The company has warned that AI systems are advancing rapidly toward recursive self-improvement (RSI), where models could autonomously enhance themselves without human intervention. As Anthropic brings more powerful models to market, its approach to balancing accessibility with safety could shape industry practices for years to come.

The Expanded Partnership Lovable and Google announced an expanded multiyear collaboration on Wednesday. Lovable, the fast-growing Stockholm vibe-coding startup, has long been a Google Cloud user. Under the new agreement, it will be a much bigger one. The Deal Details While the companies did not disclose the dollar figure, a person with knowledge of the deal tells TechCrunch it involves a fivefold increase in Lovable’s footprint on Google Cloud, including AI usage. As part of the deal, this individual tells us, Lovable will gain expanded access to both Anthropic’s Claude — the AI model widely used for coding tasks — and Google’s own Gemini models. The Financial Impact Google invested $10 billion in Anthropic in cash and compute credits in April, promising another $30 billion if Anthropic hits certain performance targets. Lovable crossed $400 million in annualized revenue in February, having added $100 million in a single month with just 146 employees. The Strategic Implications The deal also plugs Lovable into several other parts of Google’s ecosystem. Lovable’s new agent will be available through Google Cloud’s enterprise agent marketplace, the Gemini Enterprise Agent Gallery — an arrangement the two companies first telegraphed at Google’s major U.S. cloud conference in April. And to help secure the code that both humans and agents write, Lovable will integrate with Wiz, Google’s biggest ever acquisition at $32 billion, which officially closed in March. The Future Outlook The calculus for Google is simple enough. If it can keep both Lovable and Anthropic growing by attracting deep-pocketed enterprises, the revenue helps fund the $180 billion to $190 billion in capital expenditures Google plans to spend this year.

The App Store Removal Apple is taking a tough stance on vibe-coding apps, blocking updates or removing those apps from the App Store. Affected apps include Replit, Vibecode, and Anything. While Replit and Vibecode's updates were paused, Anything's app was removed twice. Anything's Struggle with Apple Anything's co-founder, Dhruv Amin, said in a conversation with TechCrunch that Apple removed its app on March 26. Since then, the company has been unable to get its app approved, despite a period where there was a brief reinstatement. Apple cited developer agreement clause 2.5.2, which prevents apps from downloading, installing, or executing code. The app markets itself as a mobile app builder for iPhone and advertises making native iOS apps with features like 1-tap App Store submissions, code export, and full source code editing. The Impact on Anything Amin noted that when the company managed to get on a call with Apple, the iPhone maker told them that the vibe-coding app was removed because of the potential it could be used to download malicious code. The Future of Anything Following the battle with Apple, Anything's maker is looking for other ways to allow people to build mobile apps. Earlier this month, the company launched a feature that let users build apps using the iMessage platform. The company said it will also build a desktop companion app that lets users vibe code mobile apps on their computer. The company may instead look at Google's Android operating system for building its apps, as the platform is more open than iOS. Epic Games CEO Tim Sweeney has been vocal about Apple's tactics, saying that Apple needs to "stop blocking development tools apps ASAP." The Broader Implications Earlier this month, The Information reported that thanks to AI-powered coding tools, Apple saw an 84% jump in app submissions in a single quarter. This could force Apple to change its human-led review processes. As AI-powered coding takes off, consumers might demand that platforms like Apple allow them to create apps for themselves.