Claude Fable 5 and Claude Mythos 5

anthropic.com · · Covered in 162 articles from 138 sources

Ctrl-Alt-Speech: Cupertino d’État

Two weeks with Claude Fable 5

claudecodecamp.com·

The next AI safety fight may actually be about DNA

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HN AI Highlights – weekly digest of the best AI posts

hn-ai-newsletter.beehiiv.com··Hacker News

Weekly Firgun Newsletter – June 12 2026 | pre-seed funding

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Visible Boundaries Earn Trust | Vigil Harbor

blog.vigilharbor.com··Hacker News

Are Mythos’ cyber capabilities overhyped?

epochai.substack.com··Substack

AIs Are Getting Increasingly Dangerous

controlai.news·

Anthropic recruits army to sell Claude to nonprofits

theregister.com·

Designing Loops - A Practitioner's Short Field Guide

interestingengineering.substack.com··Substack

Anthropic launches powerful Fable 5 model publicly, while keeping Mythos restricted over cybersecurity concerns

After backlash, Anthropic says its AI will now tell users when their request is being rejected or downgraded for national security concerns

finance.yahoo.com·

After backlash, Anthropic says its AI will now tell users when their request is being rejected or downgraded for national security concerns

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Anthropic Was So Concerned About Its New Mythos-Based Model’s Power That It Lobotomized Its Ability to Improve Itself

Claude Fable 5: Mythos-grade hype, record cheating, and a few hall-of-fame entries | Blog

endorlabs.com··r/netsec

Anthropic’s 30-Day Data Policy Exposes Enterprise AI Governance Gaps

Hey Siri, Call Google

demaree.me··Hacker News

WWDC 2026: Between Seasons

macstories.net·

I've Joined OpenAI, fwd:cloudsec, AWS Well Architected Supply Chain Security

☕🤖 Meet Claude Fable 5: The New Model Topping Every Benchmark

theaibreak.substack.com··Substack

New Claude model - Fable

bensbites.com·

Introducing Claude Fable 5

Anthropic apologizes for invisible Claude Fable guardrails

··Hacker News

AI Security and Safety: A Wake-Up Call to Marketers

ipullrank.com·

Do You Even Need Claude Fable 5?

Agentic coding and mental models

philbooth.me··Hacker News

Srsly Risky Biz: Europe Wants To Wean Itself Off US Tech

news.risky.biz·

What is Claude Mythos? And how to see it in action with Claude Fable 5

Microsoft Balks at Anthropic’s Claude Fable 5 Data Retention Policy

Intelligent Machines 874: Google Knows I Love the Pepper Cannon

Mythos-class models will diffuse throughout the world by 2029

spateder.com··Hacker News

Thoughts on Claude Fable's silent safeguards

lesswrong.com·

Anthropic's Fable a cautionary tale

Anthropic's Self Governance Is an Act of Social Violence

cezarbabin.com··Hacker News

It blocked us at 'hello!' Anthropic Fable 5 refusing innocuous prompts

theregister.com··Hacker News

Claude Fable 5 review: I let Anthropic's new "bazooka" loose on my SaaS

Anthropic has caught up to OpenAI in image understanding

understandingai.org

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Claude Fable is too scared to teach you about the powerhouse of the cell

··Hacker News

Anthropic’s Mythos Safeguards Stoke Fears of a ‘Permanent Underclass’

Anthropic’s Mythos goes public—on a short leash

How Fable 5 And Mythos 5 Change AI Security, Data Retention, And Vendor Risk

forrester.com·

Anthropic finally releases Mythos to the public, but it's so heavily guarded it barely works

howtogeek.com·

Why everyone is talking about loop-engineering and how is it changing agentic ai workflows? Claude Code and Web Scraping examples

😸 Claude Fable Five is Anthropic's Most Controversial Model Yet

theneurondaily.com·

Claude Fable 5 on Databricks is a step-change for agentic workflows

Skimming an AI answer cost me 100 passwords

alwaysdraft.com··Hacker News

Anthropic releases Mythos-derived model with cyber guardrails

metacurity.com·

Claude Fable 5 Free Through June 22 on Pro, Max, Team, and Enterprise Plans

claude5.ai··Hacker News

Pliny the Liberator 🐉󠅫󠄼󠄿󠅆󠄵󠄐󠅀󠄼󠄹󠄾󠅉󠅭 (@elder_plinius)

xcancel.com··Hacker News

DEW #159 - Synthetic Logs for Detection, Device Code Phishing Detection & Mythos 5 release

detectionengineering.net·

AWS Destroyed the Value Proposition for Bedrock

securosis.com·

xAI's Compute Pivot, Robot Soldiers, & Claude's Limits

briefing.forwardfuture.ai·

New Fable 5 Is a "Mythos-Class" LLM Available to All, Anthropic Announces

infosecurity-magazine.com·

Fable 5.

substack.news-items.com

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What Do You Need to Know About Claude Fable 5?

Anthropic releases state-of-the-art AI model Claude Fable 5, and it's safe to use

tweaktown.com·

Anthropic’s Claude Fable 5 is out for public use, with safeguards for high-risk requests

helpnetsecurity.com·

Anthropic hands the public Mythos-class AI

therundown.ai·

Anthropic rolls out ‘Mythos-like’ AI model Claude Fable 5

siliconrepublic.com·

Anthropic Releases Claude Fable 5 to Pro, Max, and Enterprise Users Free Until June 22

Risky Bulletin: Meta says NSO violated court order with new campaign targeting WhatsApp

news.risky.biz·

Anthropic Releases Claude Fable 5, Its Most Powerful AI Yet, With Cyber Safeguards

thehackernews.com·

MythOS - The Rise of AGI

lesswrong.com·

Wednesday 10 June — Claude Code 2.1.170

Crypto users wary as Anthropic releases Claude Mythos with safeguards

cointelegraph.com·

[AINews] Anthropic Claude Fable 5 — Mythos but Safe, with Controversial Terms

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Claude Fable 5: Anthropic Releases Public Version Of High-Risk AI

ubergizmo.com·

Anthropic rolls out Claude Fable 5, but it's available for a limited time

bleepingcomputer.com·

Claude Fable 5 can run for days. When does a solo dev actually want that?

Memia #2026.23: el nino inbound🌡 fable 5🤯 hey, siri (gemini)🍎♊ non-human corporation🤖🇦🇷 recursive self-improvement📈⏸️ tax heavens💸🪐 majorana 2⚛️🤔 tokenomics🪙📊 humanbot🧠 supa supabase🦄

memia.substack.com··Substack

How to help knowledge workers who lose their jobs to AI

platformer.news·

Claude Fable 5 Is Here, But You Probably Won’t Need It

phandroid.com·

We have ways of making you pay

betterthangood.xyz·

Daily Hacker News for 2026-06-09

daemonology.net·

#069 - Anthropic's Fable 5 can silently get dumber, Apple's container ships Docker-killer Linux VMs

indiehacker.news·

Gaslighting Openness

lucumr.pocoo.org··Hacker News

Claude Fable 5 🚀, Gemini 3.5 Live Translate 📱, scaling test time compute 📈

Linux Kernel 0-Day 🐧, Hades PyPI Worm 🐍, Anthropic Fable 5 🪄

The AI Glass Ceiling

tomtunguz.com·

Initial impressions of Claude Fable 5

simonwillison.net··Hacker News

Daily Reading List – June 9, 2026 (#801)

Anthropic sets AI performance records with new Mythos 5, Fable 5 frontier models

siliconangle.com·

Claude Fable 5 and new AI safety fables

interconnects.ai··Hacker News

Three Labs With a Plan and A Memorandum

lesswrong.com·

Three Labs With a Plan and A Memorandum

thezvi.wordpress.com·

Three Labs With a Plan and A Memorandum

thezvi.substack.com··Substack

Anthropic Launches Claude Fable 5, Its First Public Mythos-Class Model

macrumors.com·

Nine Things About Claude Mythos 5 That Matter If You’re Not an Enterprise Customer

thealgorithmicbridge.com·

Setting a custom price for a model in AgentsView

til.simonwillison.net·

Anthropic Releases Claude Fable, a 'Safe' Version of Mythos

Claude Fable 5 is Live in Kilo

Anthropic Launches Mythos-Class Models After Developing Safeguards

Anthropic’s too-scary-to-release AI hacking tool is actually coming out — kind of

androidauthority.com·

Claude Fable 5 brings Mythos to the masses — Anthropic's new frontier model is 'state-of-the-art on nearly all tested benchmarks'

tomshardware.com

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I Tested Claude Fable 5: Can Anthropic’s Newest AI Deliver on the Hype?

analyticsvidhya.com·

Anthropic Launches Claude Fable 5, Its First Public Mythos-Class AI Model

macobserver.com·

Anthropic's Fable AI brings the capabilities of its unreleased Mythos model to regular users

Anthropic launches Claude Fable 5 with Mythos safeguards

kite.kagi.com·

Anthropic shares timelapse video of Claude Fable 5 AI vision model beating Pokemon FireRed

shacknews.com·

Claude Fable 5 and Mythos 5 are here.

Anthropic releases Mythos-class Fable 5 with safeguards for cyber risks

Anthropic releases Mythos-class Fable 5 model with safeguards for cyber risks

csoonline.com·

Haiku, Sonnet, Opus, Mythos, Fable . I’m not a fan of Anthropic’s business bu...

Anthropic spins a Fable of a tamer, safer Mythos

theregister.com·

Anthropic launches Claude Mythos/Fable 5, but you better try it soon

thenewstack.io·

Anthropic says these topics are too dangerous to let its Fable 5 model talk about

arstechnica.com·

Claude Fable 5 and Mythos 5 pricing: Anthropic's new $10/$50 top tier

aipricing.guru··Hacker News

Anthropic releases public Claude Fable 5 with safeguards

kite.kagi.com·

Anthropic Rolls Out Claude Mythos 5 AI Model—Along With the Safer Fable 5 for the Public

Claude Fable 5 review: what the new Mythos model gets right (and very wrong)

lennysnewsletter.com·

Anthropic just publically released its Mythos-grade AI at no extra cost for a limited time

xda-developers.com·

Anthropic's most powerful model comes with a kill switch aimed at you

boingboing.net·

Anthropic launches Claude Fable 5, a state-of-the-art AI model that beats OpenAI's GPT-5.5

Claude Fable 5: What It Is and What It Means for Developers

Anthropic releases Claude Fable 5, Mythos 5

Claude Fable 5: Available on Google Cloud

cloud.google.com·

Anthropic launches Claude Fable 5 with new safeguards

Claude Mythos goes public in new Fable 5 model that’s ‘safe for general use’

9to5google.com·

Claude Fable 5 from Anthropic now available on AWS

aboutamazon.com·

Anthropic Claude Fable 5 on AWS: Mythos-class capabilities with built-in safeguards now available

aws.amazon.com·

Anthropic launches Claude Fable 5 with advanced cybersecurity safeguards

Anthropic releases Claude Fable 5, a locked-down, safer version of Mythos

sherwood.news·

Anthropic brings Mythos to the masses with Claude Fable 5, its most powerful generally available model ever

venturebeat.com·

Anthropic just released public Mythos-class AI model called Claude Fable, details here

Blog post https://www.anthropic.com/news/claude-fable-5-mythos-5

twitter.macworks.dev

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Anthropic Launches Claude Fable 5: Mythos-Class AI With Cybersecurity Guardrails

securityweek.com·

Today, we're introducing Claude Fable 5 and Mythos 5, two configurations of our next major language model.

threadreaderapp.com·

Claude Fable 5 available today in Microsoft Foundry: Powering the next era of autonomous agents

azure.microsoft.com·

Mythos found the bugs. Who pays for the fixes?

opub.dev··Hacker News

In other languages

Claude Fable 5: 코딩 작업에서 중간 수준 결과

Claude Fable 5 のゲーム制作能力は、今までのモデルより頭一つ抜けて優れているかも

aba.hatenablog.com·

LLM Benchmark: Fable 5 e a novela da Anthropic

akitaonrails.com·

« Nous avons fait le mauvais choix » : Anthropic a discrètement saboté Fable 5 et fait des victimes collatérales

SpaceX-Börsengang: Apple stolpert hinterher. Anthropic prescht vor

Fable 5 blockiert auch sicheren Code

Я попросила Claude Fable 5 сделать игру одним промптом. Получился симулятор админа ИИ-канала

No es bueno que los campesinos tengan ballestas

Anthropic habilitó la IA más avanzada en ciberseguridad y código, pero le tiene tanto miedo que no te deja usarla a pleno rendimiento

xataka.com.mx·

Anthropic met entre toutes les mains un modèle qu'elle jugeait trop dangereux à publier il y a deux mois

Claude Fable 5 är första Mythos-modellen för allmänheten

sweclockers.com·

Claude Fable 5 : et si les restrictions de Mythos n’avaient finalement rien à voir avec la sécurité ?

Anthropic представила Claude Fable 5 и закрытую Mythos 5

Anthropic lanserar Claude Fable 5 – Mythos för vanligt folk

computersweden.se·

Mythos 5 nur für ausgewählte Partner: Anthropics Fable 5 ist zu mächtig ohne Ketten

computerbase.de·

Anthropic、「Mythos 5」を限定提供。一般向けには制限付き「Fable 5」

Claude Fable 5 es el modelo de IA público más potente de la historia. También el más caro, exclusivo y frustrante

Maulkorb statt Cyberwaffe: Neues KI-Modell Claude Fable 5 ist da

Claude Fable 5 : le modèle "Mythos" qu'Anthropic jugeait trop dangereux est maintenant entre vos mains

lesnumeriques.com·

2026 06 10 HackerNews

supertechfans.com·

역대 최강 모델이 포켓몬을 비전만으로 깼다 — Fable 5 가격·성능 정리

Anthropic livre Claude Fable 5, une version bridée de Mythos

lemondeinformatique.fr·

GPT-5.5に29点差。政府限定だった『Mythos』が Claude Fable 5 として解禁【独自検証】｜AGIラボ

chatgpt-lab.com·

Anthropic lança IA de nível Mythos, mas com salvaguardas

cisoadvisor.com.br·

Anthropic veröffentlicht Claude Mythos 5 als Fable 5 mit Einschränkungen

Выпущен бенчмарк FrontierCode для оценки ИИ-моделей по «качеству пулл-реквестов»

Mythos-Modell Claude Fable 5: Anthropic veröffentlicht bisher mächtigstes KI-Tool

Mythos-KI von Anthropic: Anthropic veröffentlicht Variante von KI-Modell Mythos

Claude Fable 5 : Anthropic libère sa première IA de niveau Mythos, et évoque un modèle mystérieux

Claude Fable 5: Anthropics mächtigstes Modell ist jetzt öffentlich, aber mit Bedingungen

stadt-bremerhaven.de·

Anthropic 發佈 Claude Fable 5 首款 Mythos 級 AI 模型

hk.news.yahoo.com·

Anthropic выпустили Fable 5 (модель уровня Mythos) для всех

Claude Fable 5 and Mythos 5 [Linkpost]

lesswrong.com·