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Posts tagged as “Anthropic”

Anthropic Establishes Fifth APAC Hub in Singapore, Signing AI Safety Pact

October 14, 2026

Anthropic;

Today, we are expanding our Asia-Pacific operations by opening a new office in Singapore—our fifth in the region—and signing a Memorandum of Understanding (MOU) with the Singapore Ministry of Digital Development and Information. Singapore is one of our most active markets anywhere in the world, and Claude is already powering Singaporean business and government services used by millions of people every day, like GovTech Singapore, Grab, and DBS. Our growing local team will ensure these organizations and many more stay on the frontier with safe, capable AI.

The AI Safety Pact is a non-binding framework established with the government to advance AI safety, testing, and responsible use. Building on prior multilingual red-teaming work, it drives joint action on security, incident response, evaluation standards, and economic research.

Anthropic warns AI models may soon self-replicate and could wreak havoc on the web  

October 14, 2026

Raphael Satter and Harshita Mary Varghese, reporting for Reuters;

A new warning about artificial intelligence from Anthropic caused a stir in cybersecurity circles on Tuesday, a ​day after the company warned that AI models could be months away from self-replicating across the internet.

Not that all surprising, specially if AI company like Anthropic, OpenAI and more, include in their AI models that ability to “self-improvement” and “self-sustaining”.

Here’s the intro from Anthropic’s article – AI models may be capable of self-replicating without access to a datacenter.

Our experiments suggest that small AI models may be months away from being capable enough to self-replicate on commercial internet-of-things (IoT) devices, like smart ovens and off-brand Android TV boxes. A replicator like this would be challenging to shut down, since there’s no centralized point to shut off—though it may be slow (with a doubling time of days). Unlike non-AI malware, it could also figure out unfamiliar devices on its own. In our evaluations, a 9B model got inference running on 8 of the 9 hardware types we tested.

Models of 30B parameters and under can already complete many of the individual steps for replication today, though they make mistakes when composing them end to end. In our simplified evaluations, GLM-5.2 and stronger models are capable of end to end replication. If small models improve at their historical rate, they’ll match this capability level by the end of this year. Small weight-based replicators may be possible soon after.

What caught my eye is that Anthropic liken this AI behavior to a “computer worm” or a malware.. specifically an “AI-malware” which very concerning.

Anthropic Launches Claude Sonnet 5.5, a Faster, Lower-Cost Sonnet

September 29, 2026

Anthropic has introduced Claude Sonnet 5.5, the second model in the Claude 5.5 family. It is a clear upgrade over Sonnet 5, running more than 30% faster and reducing overall execution costs by up to 30% for most tasks.

Sonnet 5.5 is designed for well-scoped everyday tasks, bug fixes, and polished documents, slides, and spreadsheets. It serves as a faster, lower-cost complement to Opus 5.5, which is built for complex work requiring careful judgment. Token pricing remains unchanged from Sonnet 5 at $2 per million input tokens and $10 per million output tokens.

On benchmarks, Sonnet 5.5 scores 70.6% on Terminal-Bench 4.0—an agentic coding benchmark—compared to 10.3% for Sonnet 5 and 66.4% reported for Opus 5.5 on the same test. It is also the first Sonnet model to beat Pokémon Red operating solely from screenshots.

Because its cybersecurity capabilities are comparable to Opus 5, it is the first Sonnet model to launch with cyber safeguards and fallbacks similar to those on Anthropic’s flagship models. Its biological safety safeguards remain unchanged.

Sonnet 5.5 is available on AWS, Google Cloud, Microsoft Azure, and the Claude Platform as claude-sonnet-5-5. Developers running Sonnet with thinking disabled must switch to the new between_tools setting prior to deployment. Claude Haiku 5.5 will join the family in the coming weeks.

Anthropic Prepares Frontier Competitor to Counter OpenAI’s GPT-6 Astra

September 21, 2026

Anthropic is preparing to launch a new frontier model to counter OpenAI’s forthcoming GPT-6 Astra. The move marks a strategic shift for the safety-focused public benefit corporation, highlighting growing tensions amidst intensifying market pressures and the relentless economics of the AI ecosystem.

A Strategic Pivot in the Frontier Arms Race
Since its founding, Anthropic has centered its public messaging around cautious development, alignment research, and calls for industry-wide safety guardrails. CEO Dario Amodei recently advocated for proposals to “pace the frontier” through independent evaluators and coordinated international standards.

However, reports indicate that the company is expediting its next major release to match OpenAI’s upcoming GPT-6 Astra. Observers view this move as a striking reversal—a decision driven by the stark reality that falling behind in model capabilities risks irrelevance, regardless of a company’s safety-first philosophy. The pivot exposes the friction between adhering to measured deployment frameworks and maintaining market viability against competitors.

Doubling Down on Specialist Intelligence: Fable 5.1 and Mythos 5.1
While preparing its answer to GPT-6 Astra, Anthropic has also expanded its current product lineup with the release of Fable 5.1 and Mythos 5.1. Designed to push past general conversational interfaces, these releases target heavy enterprise usage and domain-specific problem-solving:

  • Advanced Coding & Systems Architecture: Both models deliver improved capabilities for multi-file codebase navigation, refactoring, and autonomous engineering workflows.
  • Knowledge Work & Technical Operations: Fable 5.1 and Mythos 5.1 offer elevated reasoning for dense document analysis, complex financial modeling, and structured data synthesis.
  • Scientific Research Capabilities: Anthropic highlighted that these models provide an early look at how AI systems will actively contribute to scientific discovery, offering advanced hypothesis testing and research support.

Balancing Ecosystem Growth and Safety
The push toward a new flagship model comes alongside significant operational milestones for Anthropic, including expanding enterprise adoption and advancing its scientific initiatives—such as its newly launched Bay Area biology laboratory.

As OpenAI prepares to roll out GPT-6 Astra, Anthropic’s dual strategy—releasing specialized workhorses like Fable and Mythos 5.1 while accelerating its next frontier model—demonstrates that the company intends to compete directly at the bleeding edge, even as the debate over safety guidelines continues.

Source: Reuters

Anthropic Publishes Its Most Comprehensive Threat Intelligence Report to Date

September 14, 2026

Anthropic released its most comprehensive threat intelligence report yet, outlining how the company identified and disrupted advanced efforts to misuse Claude for cyberattacks, covert influence operations, surveillance, biosecurity threats, and weapons risks.

Every operation highlighted in the report was intercepted before reaching its objective. Anthropic applied lessons from these incidents to harden its safeguards while sharing relevant threat data with peer institutions and authorities.

Though these high-severity incidents are rare, Anthropic published the data to shed light on emerging threat vectors, demonstrate where safety systems succeed, and pinpoint areas needing refinement. By sharing these findings, the company aims to help the broader tech ecosystem spot similar activity and provide the public with a clearer picture of emerging AI risks.

For more details, read the full report here or download the PDF version.

Anthropic announces Claude Fable 5.1 and Claude Mythos 5.1

September 2, 2026

Anthropic said in their announcement, “Claude Fable 5.1 and Claude Mythos 5.1 are the same model, but with different levels of safeguards. Fable 5.1 is generally available, while Mythos 5.1 is available only through our trusted access programs; its safeguards are specifically designed to support work in cybersecurity and the life sciences. Alongside its increased capabilities, Fable 5.1 takes important steps towards addressing the feedback we’ve received from customers on price, data retention, and safeguards.”

May be related to Anthropic’s previous announcement, “Fable 5.1 will cost an estimated 25% less than Fable 5 for typical workloads, wherever usage is billed by token. This is because we’re reducing our pricing on cache reads (where the model reads inputs that have already been processed and stored). For highly agentic work, the savings will often be much larger—up to approximately 45%.”

Key Upgrades & Technical Performance

  • Next-Level Coding & Benchmarks: Fable 5.1 sets new performance records, scoring 52.6% on the Terminal-Bench-Science 0.1 benchmark (compared to 24.7% for Fable 5) and reaching 73.4% on CursorBench 3.2.0. The model excels at finding root causes in complex codebases—in one instance identifying a rare bug in an external vendor library that had eluded human engineers for years.
  • Mythos 5.1 for Specialized Research: Available strictly through trusted access programs, Mythos 5.1 utilizes specialized, high-tier safeguards designed for advanced cybersecurity vulnerability discovery and scientific research in the life sciences.
  • Significant Cost Reduction: Typical token-based workloads will see an estimated 25% cost reduction compared to Fable 5 due to lower pricing on cache reads. Highly agentic workflows can yield total savings of up to 45%.
  • Enterprise Frontier Safeguards (EFS): Anthropic introduced EFS to deliver zero data retention capabilities by allowing enterprise users to store data directly within their own cloud infrastructure rather than on Anthropic servers.

Benchmark Comparison

Metric / Benchmark Claude Fable 5.1 Claude Fable 5 GPT-5.6 Sol
Agentic Coding (Terminal-Bench 4.0) 55.8% (60.9% for Mythos) 42.0% 37.3%
Scientific Research (Terminal-Bench-Science 0.1) 52.6% 24.7% 22.4%
Multidisciplinary Reasoning (Humanity’s Last Exam – with tools) 65.0% 63.8% —

Anthropic to Adjust Claude Code Limits: 25% Permanent Increase Replaces 50% Promo on Sept. 14

August 30, 2026

On the official Claude Dev X/Twitter account, the company announced: “Starting September 14, we’re permanently raising standard weekly limits in Claude Code by 25% for Pro, Max, Team, and seat-based Enterprise plans. Until then, the current 50% increase will remain in place.”

At first glance, a 25% permanent increase sounds like good news. But that 25% is measured against Claude Code’s original baseline — not against the temporary 50% boost users have been enjoying since May. Once the promotional period ends, the effective allowance drops.

The company added that “Compared to today, this works out to a 17% reduction in weekly limits on Claude Code. We’re working on exciting changes that will make it feel like you’re getting more from Claude, while having more visibility and control of your usage. Can’t wait to share them.”

Users and commentators quickly called out the mismatch between the celebratory framing and the actual outcome, with many noting it’s a familiar pattern as AI providers manage rising compute costs while trying to keep subscribers happy.