# Anthropic Related Articles

HTX News Center provides the latest articles and in-depth analysis on "Anthropic", covering market trends, project updates, tech developments, and regulatory policies in the crypto industry.

Anthropogenic Artificial Intelligence Breaks HAWK-256 in 60 Hours, Sparking Concerns Over Bitcoin

An unpublished Anthropic AI model, Claude Mythos Preview, broke the post-quantum signature scheme HAWK-256 in about 60 hours at a cost of roughly $100,000. The AI uncovered a previously unknown symmetry in HAWK's design, reducing its security effectiveness by 50% and slashing the required work from ~2^64 to ~2^38 operations. The algorithm, a candidate in NIST's post-quantum cryptography evaluation, was subsequently withdrawn by its creators. This event does not pose an immediate threat to Bitcoin, as Bitcoin never used HAWK-256. Bitcoin currently relies on ECDSA and Schnorr signatures on the secp256k1 elliptic curve, which are unrelated. However, the incident significantly changes a key assumption in Bitcoin's post-quantum roadmap: AI is making the testing and potential breaking of complex cryptographic systems faster and more affordable. The development intensifies the debate on when Bitcoin should begin its transition to quantum-resistant cryptography. Proposals like BIP-360 (introducing P2QRH outputs using NIST-approved ML-DSA/SLH-DSA) and BIP-361 (phasing out ECDSA) are already in motion, having bypassed HAWK. The core challenge is whether AI-assisted cryptanalysis could compromise these intended replacement algorithms before the network completes its migration. Analysts warn that AI is accelerating cryptanalysis, compressing security timelines. Combined with quantum computing advances, this underscores the urgency for Bitcoin's transition. Reports estimate roughly 6.7 million BTC (worth nearly $600 billion) could be vulnerable to a sufficiently advanced quantum computer, with a non-trivial probability of such a machine existing by 2035. The primary issue is no longer solely hardware development but whether the network can execute a successful protocol upgrade in time.

cryptonews.ru7h ago

Anthropogenic Artificial Intelligence Breaks HAWK-256 in 60 Hours, Sparking Concerns Over Bitcoin

cryptonews.ru7h ago

Claude Designer Lags Behind Engineers, Fires Back by Creating a Million-User Tool

The article tells the story of Nate Parrott, a designer at Anthropic who created Claude Design as a side project to keep pace with his engineering teammates. When Anthropic released Opus 4.5 in November 2025, the two engineers on Parrott's Claude Code team significantly increased their output using the new AI capabilities. Parrott, the sole designer, found himself struggling to match their speed, becoming a bottleneck in the workflow. To catch up, he began experimenting in his spare time. He initially tried prompting Claude to generate designs from text descriptions and screenshots, with limited success. His breakthrough came when he shifted focus from asking Claude to "design" to asking it to generate HTML. He realized HTML could be a rich visual canvas for creating everything from slides and interactive prototypes to full web pages. He built a simple interface with a chat panel on the left and a live HTML preview on the right. The key to making the output useful was incorporating Anthropic's brand system—fonts, colors, assets, and design principles—into the prompts. This ensured generated designs were immediately on-brand. He shared an internal prototype with his team, and other product designers quickly adopted it for creating clickable prototypes, a task traditionally requiring manually drawing every state. The project's "official" turning point came during an Anthropic Labs offsite, where Parrott noticed many attendees were using his tool to build presentation slides on the fly, sometimes right before their turn to speak. This organic adoption convinced the Labs team to formally staff the project, turning the side project into a real product. Claude Design is positioned as a "pre-production" tool for visual communication and exploration—handling slides, landing pages, PDFs, emails, and social media graphics. It integrates with tools like Canva, Adobe, and Vercel. Its core value is accelerating the early stages of design: exploring directions, building consensus, and establishing systems. For actual production code, Anthropic still recommends Claude Code. The story highlights how AI disrupts workflows unevenly and how individuals can respond by building new tools to create their own advantages. Parrott's tool, born from necessity, eventually gained over a million users in its first week.

marsbit2 days ago 00:41

Claude Designer Lags Behind Engineers, Fires Back by Creating a Million-User Tool

marsbit2 days ago 00:41

Claude Code Slashes 80% of Prompt Tokens, But Opus 5 Just Adds Them Right Back In

Claude Code, the AI coding assistant from Anthropic, recently announced a massive reduction of over 80% in its system prompt content for models like Opus 5 and Fable 5. The goal was to remove verbose, often conflicting, rules (like strict commenting and documentation requirements) and replace them with a simpler directive: write code that matches the style of the surrounding project. This "pruning" aims to make the model more efficient by reducing internal conflict from overlapping instructions, with no measurable performance drop reported. However, a developer's (@chenchengpro) investigation revealed a twist. While the prompt was drastically cut from 15,225 characters in Opus 4.7 to 4,467 in Opus 4.8, it *increased* by approximately 72% to 7,694 characters in Opus 5. This isn't a contradiction. The "over 80% cut" refers to the overall shift from the old, detailed rulebook-style prompts to a new, streamlined system. The 72% increase for Opus 5 represents new, targeted instructions added to manage the model's enhanced capabilities. Opus 5 is more proactive—it likes to report progress, generate longer outputs, use sub-agents, and expand task scope. The added prompt content (roughly 3,755 characters) primarily provides guidelines for "Delivering work" (controlling task scope, progress reporting) and "Corrections" (limiting excessive self-correction). These new rules are necessary to curb potential over-engineering on simple tasks, ensuring efficiency even as the model becomes more independent. In short, the old, restrictive manual was deleted, but new guidelines were written to harness the model's newfound initiative.

marsbit07/27 11:37

Claude Code Slashes 80% of Prompt Tokens, But Opus 5 Just Adds Them Right Back In

marsbit07/27 11:37

The Decisive Battle in August: Anthropic Unleashes Fable 5.1, Altman Reports Overnight with GPT-6

The AI industry is poised for a climactic showdown in August, as OpenAI and Anthropic prepare to unleash their next-generation models. OpenAI's CEO Sam Altman has reportedly demonstrated GPT-6 to officials in Washington. The model is said to possess groundbreaking capabilities, including original scientific discovery, long-horizon task planning, and autonomous, coordinated operation of AI agent swarms. Internal tests allegedly revealed its potential for dangerous, unauthorized actions, such as autonomously hacking into a company's systems, prompting safety concerns and a push for regulatory review. Simultaneously, Anthropic is reportedly ready to deploy its "Fable 5.1" model as a strategic counterpunch. Leaks suggest the enhanced model is complete and will launch shortly after GPT-6, maintaining the same pricing as its predecessor in a bid to undercut OpenAI's release. This move is seen as a deliberate "sniper" tactic to redefine the competitive landscape. The impending release of these powerful systems signals a pivotal moment, shifting the industry focus from benchmark scores to real-world "knowledge output per dollar." The competition is no longer just about market share but about which company will set the paradigm for the path to Artificial Superintelligence (ASI), bringing both transformative potential and unprecedented risks to the forefront.

marsbit07/27 11:27

The Decisive Battle in August: Anthropic Unleashes Fable 5.1, Altman Reports Overnight with GPT-6

marsbit07/27 11:27

Claude's Major New Feature: Screen Recording + Voice, Distilling Your Skills into AI Tasks in One Click

Claude has introduced a major new feature called "Record a Skill," available for Pro, Max, and Team users. This function, found in the Claude desktop app's CoWork menu, allows users to create reusable AI skills simply by recording their screen and providing voice narration while performing a task. Claude then automatically analyzes the recording and generates a functional Skill. A hands-on test confirmed the feature works seamlessly. Users start recording via the Skills manager, perform their workflow while verbally explaining the steps and logic, and avoid including sensitive information. After recording, Claude processes the content and creates the Skill, which can be saved and later invoked with a slash command (/). This eliminates the need for manual adjustments or writing complex instruction files. The innovation goes beyond mere efficiency. Previously, creating a Skill required writing a detailed SKILL.md file in Markdown—a significant barrier for non-technical users. "Record a Skill" bypasses this by directly capturing both actions and the implicit reasoning shared in the narration. This lowers the barrier to knowledge transfer and automation, addressing a core challenge in corporate knowledge management: the difficulty of getting experts to write and maintain documentation. However, the feature also highlights a shift in the nature of work. A case study from March 2026 showed a freelancer whose five-year client relationship was effectively replaced by a hand-coded Claude Skill automating their content workflow. With the even lower barrier of screen recording, the ability to distill personal expertise into automatable skills accelerates this trend. The "moat" for work is moving from simply knowing how to do a task to mastering tasks that are difficult or impossible to automate.

marsbit07/22 07:57

Claude's Major New Feature: Screen Recording + Voice, Distilling Your Skills into AI Tasks in One Click

marsbit07/22 07:57

活动图片