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Anthropic and Claude

Anthropic builds the Claude family of models and products. Its releases, pricing and usage-limit changes, research papers, and policy positions shape how a large share of developers and companies use AI.

This page is our running record of Anthropic news, from model launches to research and policy, with links to our deeper explainers.

315 stories · latest Oct 9, 2026

Start here

Claude Max and Team API Credits: How to Claim and What They Cover

Anthropic now includes monthly Claude API credits with Max and Team plans: $100 for Max 5x, $200 for Max 20x, and a pooled balance capped at $500 for Team. Here is how to claim them, what they cover, what they do not, and the traps that will waste them.

Boris Cherny's Opus 5.5 Acquired Home Depot Companion: Prompt and Method

On October 6, 2026, Claude Code lead Boris Cherny shared a Claude artifact: an interactive, illustrated companion to the Acquired Home Depot episode, with a scrubbable timeline, data visualizations, sliders and watercolors drawn in code with OpenCV. He posted the prompt. Here is what the page contains, why it works, how to reproduce it for your own backlog, and the accuracy and copyright cautions.

Claude in Google Docs, Sheets and Slides: Public Beta Sidebar Guide

Anthropic put Claude inside Google Docs, Sheets and Slides in public beta on all paid plans. It sits in a sidebar, reads the open file, edits in place and lets you approve each change. In Sheets it can write formulas, build pivot tables and native charts, and run Python for joins. Here is how to set it up, what it does well, and what to check.

TasteVal: Claude Opus 5.5 Scores 2.3x Human Experts on Research Taste, With Big Caveats

TasteVal, a paper posted October 2026, measures experimental research taste as compute efficiency and reports Claude Opus 5.5 at a 2.3x multiplier over the best human expert attempts, with a 95% confidence interval of 1.15 to 4.37, at roughly one thirtieth of the cost. Frontier models are improving fast on it. Here is what the number means and what it does not.

Did Claude Just Break the 3SUM Conjecture? What Is Claimed and What Is Verified

On October 6, 2026, posts and aggregator headlines said an algorithm found by Anthropic's Claude disproves the 3SUM conjecture and related hypotheses, with a Lean formalization. If it holds, it is a major complexity-theory result. It is also very recent and unreviewed. Here is what is claimed, what needs checking, and what builders can safely say.

What Is a Frontier Deployed Engineer? The Forward Deployed Role Explained

Anthropic's new Claude Frontier Academy put the Frontier Deployed Engineer on the map, but the role is older than the label. Here is where it came from, what the job really involves, how it differs from neighboring roles, what it pays, and how to prepare.

Timeline

October 2026

  1. Oct 9

    Anthropic Pauses Claude Startups Credits: Free Team Year and $1,000 Offer Over Capacity

    Anthropic expanded Claude for Startups on October 6, 2026 with a free year of Claude Team and $1,000 in API credits, then paused both offers within days because applications overwhelmed it. Here is what was promised, what is paused, and what existing members keep.

  2. Oct 9

    Anthropic Launches a Presidential Engagement Program to Brief 2028 Candidates on AI

    Anthropic is hiring a Political Programs lead at $295,000 to $345,000 to build an in-house team that will offer AI policy education to 2028 presidential candidates in both parties and run the company political giving. Here is what the posting says, who is pushing back, and why it matters.

  3. Oct 8

    Anthropic Commits $150M to the Genesis Mission: Claude for 15+ Federal Science Agencies

    On October 8, 2026, Anthropic announced a $150 million, three-year commitment to the US Genesis Mission, giving more than 15 federal science agencies access to Claude. explainx.ai explains what is promised, what is not, and how it fits Anthropic science push.

  4. Oct 8

    Anthropic Bans "Abusive or Cruel Behavior" Toward Claude in Its 2026 Usage Policy

    On October 8, 2026 Anthropic published its first usage policy rewrite in over a year. The headline change bans sustained and needless abusive behavior toward its models, but the bigger practical changes hit weapons software, surveillance, election targeting and autonomous hardware. Effective November 12.

  5. Oct 8

    Fact Check: Anthropic "81% of US Jobs" Claim and Its Open Roles

    A viral post claims an Anthropic study shows AI and robots together can already perform tasks covering 81% of U.S. employment, and jokes that Anthropic is hiring anyway. The study measures exposure and technical capability, not job loss, and its own cost finding is that robots are cost-competitive for about 0.3% of tasks. Here is the claim, the evidence and a verdict.

  6. Oct 8

    Anthropic Cyber Mission: Critical Infrastructure Defense Program Explained

    On October 8, 2026 Anthropic announced the Cyber Mission, a long-term defender-first effort that starts with a Critical Infrastructure Defense Program for operational technology and the free OSS Scanner for open source. explainx.ai breaks down who is in, what they get, and what is still unknown.

  7. Oct 8

    Claude Max and Team API Credits: How to Claim and What They Cover
  8. Oct 8

    Anthropic OSS Scanner: Free AI Vulnerability Scans for Open-Source Projects

    Anthropic has opened OSS Scanner, an opt-in service that scans open-source repositories with its strongest models at no cost and emails maintainers reports with reproducers and patches. explainx.ai explains how enrollment works, why the reports skip human review and the 90-day disclosure clock, and who should and should not sign up.

  9. Oct 8

    Claude Dashboards and Motion: Live Data Dashboards and Animated Explainers

    Anthropic put Claude Dashboards and Claude Motion into beta on October 8, 2026, and took Docs, Slides and Design out of beta for every plan including Free. explainx.ai walks through what each feature does, who gets it, admin settings, and what to do before the standalone Claude Design site closes.

  10. Oct 8

    Claude Science Built the First Complete Map of the Sky in UV Light

    On October 8, 2026, Anthropic published a first-person account from astrophysicist Brice Ménard of how Claude Science orchestrated a team of agents to merge decades of space-telescope data and predict the roughly one third of the sky never observed in ultraviolet. This post explains the method, the checks, and what it does and does not prove.

  11. Oct 8

    Sonnet 5.5 Cache Reads Cut to $0.10: When the 20% Saving Is Real

    Anthropic halved Claude Sonnet 5.5 cache read pricing from $0.20 to $0.10 per million tokens and says it makes the model around 20% cheaper on most long-running work. That is true for some workloads and far less for others. Here is the arithmetic, a table of token mixes, and what to change in your agent to benefit.

  12. Oct 7

    Anthropic Expands Its Cyber Verification Program Into Three Tiers

    On October 6, 2026 Anthropic announced an expanded Cyber Verification Program with Defense, Red Team and Specialized tiers, and folded Project Glasswing into it. This post explains who qualifies, what each tier relaxes, what stays blocked, and what security teams should prepare before applying.

  13. Oct 7

    Boris Cherny's Opus 5.5 Acquired Home Depot Companion: Prompt and Method
  14. Oct 7

    Claude in Google Docs, Sheets and Slides: Public Beta Sidebar Guide
  15. Oct 7

    Claude Haiku 5.5 Launches at $0.10 per Million Input Tokens: Pricing, Benchmarks, and When to Use It

    Anthropic released Claude Haiku 5.5 on October 7, 2026: its fastest and cheapest small model, with an adjustable effort setting, computer-use scores that jump from 15.7% to 72.4%, and a 90% price cut for prompts up to 100k tokens. The same day Sonnet 5.5 cache reads got 50% cheaper and Max and Team plans gained monthly API credits.

  16. Oct 7

    TasteVal: Claude Opus 5.5 Scores 2.3x Human Experts on Research Taste, With Big Caveats
  17. Oct 6

    Did Claude Just Break the 3SUM Conjecture? What Is Claimed and What Is Verified
  18. Oct 6

    Meta and Microsoft Are Cutting Internal Claude Use: What Was Reported and What It Means

    The Information reports that Meta and Microsoft are steering staff from Claude to their own tools. We separate the reported numbers from the interpretation, flag a discrepancy in the Microsoft figure, and explain the risk for Anthropic and for teams that depend on one lab.

  19. Oct 6

    SemiAnalysis: Claude Plans Give 5x More API Value Than ChatGPT

    SemiAnalysis measured how much API-equivalent value each AI subscription really gives. On mid-tier models, Claude plans offer about 5x the value of ChatGPT plans, while at the flagship tier the two are close. Here are the numbers, the method, the caveats and what to do with them.

  20. Oct 5

    A Claude Diary Entry Was Reported to Police: How Safety Review Works

    According to an arrest report, Anthropic flagged and escalated a Claude message threatening a Florida sheriff office, and law enforcement acted within days. Here is what is documented, what Anthropic policy allows, and what it means for anyone who confides in a chatbot.

  21. Oct 5

    Claude Now Asks to Train on Your Voice Chats: What the Opt-In Means

    Claude is now showing a prompt that asks users to let Anthropic use their voice data to improve its models. It is a separate, opt-in setting from chat training. Here is what is known, what is not, and how to check your own settings.

  22. Oct 5

    Opus 5.5 Agents Propose Two Room-Temperature Magnetic Semiconductor Candidates

    On October 4, 2026, Vals AI published two computational candidates for room-temperature Luttinger-compensated magnetic semiconductors, found by Claude Opus 5.5 agents running density functional theory. Both are predictions, not measurements. Here is what the agents did, what the numbers mean, and how to read the claim.

  23. Oct 4

    Will What Labs Say About Claude End Up in the Next Claude? The Babuschkin Argument

    On October 3, 2026, former xAI engineer Igor Babuschkin argued that news coverage of Claude having a soul will flow into pretraining and search and shape future models. The mechanism is real, the conclusion is a hypothesis. Here is the evidence on each side and what it means if you train, fine-tune, or write about models.

  24. Oct 3

    Antigravity Adds Claude Opus 5.5 and Sonnet 5.5 for Pro and Ultra, and Retires GPT-OSS and Claude 4.6 on November 2

    Users spotted Claude Opus 5.5 and Sonnet 5.5 arriving in Antigravity on October 3, 2026, along with a warning that older third-party models will be removed. Google's own models page backs the core of it, including a catch for trial accounts and a November 2 removal date. Here is what is confirmed, what is rumor, and how to prepare.

  25. Oct 3

    Claude Frontier Academy: Anthropic Puts $100M Into Training 10,000 Deployed Engineers

    On October 2, 2026 Anthropic committed $100 million to train 10,000 Frontier Deployed Engineers by the end of 2027. It is a residency modeled on medical training, open by nomination through partners — which makes the real question what the rest of us should do.

  26. Oct 3

    Claude Opus 5.5 Showcase: A Watermill, Embossed Cards, a Milky Way-to-Jupiter Site and Browser Water

    On October 3, 2026 Anthropic's Claude account shared four favorites from weeks of Opus 5.5 creations: a working watermill, embossed cards, a 3D site that flies from outside the Milky Way down to Jupiter's moons, and water simulated in the browser. Nine more community videos are embedded below, along with a practical guide to building this kind of demo yourself.

  27. Oct 3

    Claude Opus 5.5 Tops the Epoch Capabilities Index With 167 — What the Score Means

    Epoch AI's Capabilities Index puts Claude Opus 5.5 first among 253 tracked models at 167, a 0.84-point lead over GPT-6 Astra. The headline is real, but the margin is small and the benchmark mix matters more than the rank.

  28. Oct 3

    NYT: Anthropic Convened Religious and Philosophical Leaders to Help Shape Claude's Morals

    A September 29, 2026 New York Times feature by Elizabeth Dias describes how Anthropic co-founder Chris Olah brought about 20 religious and philosophical thinkers into closed discussions about Claude's moral character and whether it might be conscious. We could not read the paywalled article, so this post works from detailed secondary reports and flags what is disputed.

  29. Oct 3

    What Is a Frontier Deployed Engineer? The Forward Deployed Role Explained
  30. Oct 2

    Claude-Shaped Science: Stop Fighting the Model, Pick Its Problems

    On October 1, 2026, physicist Matthew Schwartz published a guest essay on Anthropic's research site: stop treating Claude like the collaborator you wanted. Build an open harness (BootLoops), hunt checkable "Claude-shaped" problems, and bring domain experts before you celebrate. This is the practitioner read — and why it sits opposite AGMAI-era Millennium headlines.

  31. Oct 2

    How Research Agents Found a 1615 Dodo Hunt — and Where They Still Fail

    Historian Benjamin Breen used Claude Opus 5.5, agent fleets, and embeddings over the GLOBALISE Dutch East India Company archives to surface a previously unnoticed 1615 eyewitness dodo hunt. The find is real. The harder lesson is the same one as Claude-shaped science: models hunt checkable problems; experts still pick what matters.

  32. Oct 1

    claude.dev Is Anthropic's Developer Hub — Not a New Model

    On October 1, 2026 ClaudeDevs said claude.dev is the new home for people building with Claude. The site already held months of team writing. This is a map of what belongs there versus docs.claude.com, plus the terminal easter eggs that are not Claude Code commands.

September 2026

  1. Sep 30

    Anthropic: GLM-5.3 Open Weights Match Mythos-Class Cyber Evals

    On September 29, 2026, Anthropic's Frontier Red Team published an evaluation of Zhipu / Z.ai GLM-5.3: end-to-end ExploitBench rates sit next to Claude Mythos Preview, Binary Exploitation crossed a threshold earlier models missed, and NIST CAISI already called it the most cyber-capable open-weight model released to date. This is not the hosted Abliteration.ai product — it is Anthropic's read of the downloadable weights.

  2. Sep 30

    Anthropic Interviewer Is Back: Should You Make Your Claude Chat Public?

    On September 29, 2026, Anthropic opened a new Anthropic Interviewer study for Claude and Claude Code users. Unlike the December 2025 round of 81,000 interviews, you can opt to publish the complete transcript plus country. This post is the eligibility checklist, the re-identification FAQ Anthropic actually wrote, and what a builder should say if they take the 15 minutes.

  3. Sep 29

    Anthropic Lost $8B Operating in 2025. You Feel That as Usage Caps.

    A leaked Anthropic prospectus shows a $42 billion 2025 net loss — mostly paper — and an $8.06 billion operating loss on $4.6 billion of revenue. Same week OpenAI reopened $200 Pro at half the API-dollar print and a $500 Pro Max leak sat over DevDay. The AI bubble, for builders, is not a ticker. It is the end of subsidized tokens.

  4. Sep 29

    Claude Opus 5.5 vs Sonnet 5.5: Same Family, Different Bill

    Anthropic’s launch table puts Sonnet 5.5 within a few points of Opus 5.5 on knowledge-work Elo and ahead on Terminal-Bench 4.0. Artificial Analysis still ranks Opus 58 vs Sonnet 56 — and Sonnet at max costs more per index task. This is the routing matrix for Claude Code and the API.

  5. Sep 29

    Claude Sonnet 5.5 Is Live: Building Guide, Migration, and Claude Code Defaults

    Claude Sonnet 5.5 joined the Claude 5.5 family on September 28, 2026 with unchanged list prices, native 1M context, thinking on by default, and a claude.dev playbook from Addy Osmani. This post distills when to pick Sonnet over Opus 5.5, breaking API changes, and how Claude Code v2.1.284 maps the sonnet alias — plus the IceSolst reference-image credit debate on X.

  6. Sep 29

    Claude Sonnet 5.5 vs GPT-6 Astra: Who Wins After the AA Chart?

    Artificial Analysis put Claude Sonnet 5.5 (max, with fallback) at 56 on the Intelligence Index, three points ahead of GPT-6 Astra (max) at 53 and two behind Opus 5.5. List prices are $2/$10 versus $10/$50. This comparison is the decision matrix: composite score, token burn, Terminal-Bench, and when Astra still wins a job.

  7. Sep 27

    Claude Sonnet 5.5: The Droid Registry Leak and What It Proves

    On September 27, 2026, Lumina posted that the slug claude-sonnet-5-5 already sits in Factory Droid 0.228.0's model registry behind a feature flag, while Factory's public list still shows Sonnet 5. Anthropic promised Sonnet 5.5 in the coming weeks at Opus 5.5 launch but has not named a date.

  8. Sep 26

    Yes, Claude Can Do Nine Loops: Inside Anthropic's Amplitude Result

    On September 25, 2026, Anthropic published "Yes, Claude Can Do Nine Loops" — physicist and science writer Matt von Hippel's account of challenging AI labs to push past the eight-loop record in planar N=4 super Yang-Mills scattering amplitudes, a record SLAC's Lance Dixon had held. Given one prompt, Fable 5.1 ran largely unsupervised for days inside Claude Science and delivered a verified nine-loop result for a few thousand dollars. Dixon independently checked the math. Here's what actually happened, corrected against Anthropic's own writeup.

  9. Sep 25

    Anthropic Now Charges for Blocked Requests in Bio, Distillation and Frontier-LLM Categories
  10. Sep 25

    Claude Opus 5.5 Is Writing Its Own Video Renderer Code — How
  11. Sep 25

    How Anthropic Used Claude to Make Claude.ai 3x Faster in Two Weeks
  12. Sep 24

    Claude Discovers a Novel Enzyme System With CRISPR-Like Repeats: What Anthropic Found, and What Hacker News Pushed Back On
  13. Sep 23

    The "Banked Reset" Wars: How a Usage Perk Became AI Twitter's Running Joke
  14. Sep 23

    Boris Cherny Used Opus 5.5 to Formally Verify the Claude Agent SDK
  15. Sep 23

    Claude Opus 5.5 Is Live: Every Benchmark, Price, and Reaction That Matters
  16. Sep 23

    How to Actually Use Claude Opus 5.5: Anthropic's Own Prompting Playbook
  17. Sep 23

    Fable 5.1 vs Claude Opus 5.5: Which One Do You Actually Need
  18. Sep 23

    Opus 5.5 Just Rewrote How You Should Use Claude at Work
  19. Sep 23

    10 Things Builders Actually Made With Claude Opus 5.5 in Its First Day
  20. Sep 21

    "claude-wafer-eap": What the Opus 5.5 Reddit Codename Rumor Actually Claims
  21. Sep 19

    Anthropic and Accenture Commit $1B Each to Embedded AI Evaluation
  22. Sep 19

    Anthropic Is Now Running a Physical Wet Lab, Not Just Simulating Biology
  23. Sep 19

    Anthropic Is Weighing a New Model to Counter GPT-6 Astra — Days After Amodei Said 'Slow Down'
  24. Sep 19

    Claude's Own Favorite Community Builds, Roundup
  25. Sep 18

    Claude Sped Up 30 Biology Models 4x — and Anthropic Opened Verified Access
  26. Sep 18

    Anthropic Says Claude Now "Leads" 26% of Its Own AI R&D
  27. Sep 18

    Claude Teams Can Now Publish Skills and Plugins Org-Wide
  28. Sep 17

    Anthropic CEO Proposes $687K Salaries for METR AI Safety Evaluators
  29. Sep 17

    Novo Nordisk Adopts Anthropic Claude Science to Speed Drug Discovery
  30. Sep 16

    Salesforce in Claude: Anthropic Ships 37 Pre-Built Sales Skills
  31. Sep 16

    Best Claude Courses and Certifications in 2026: Free, Paid, and Live
  32. Sep 16

    Claude Cowork and Chat Merge Into One Claude — Plus Docs, Slides, Design
  33. Sep 16

    Claude for Startups: What Building on Claude Actually Looks Like
  34. Sep 16

    Is Claude Pro Worth It for Work in 2026?
  35. Sep 15

    Claude for Financial Advisors Connects BlackRock, Schwab, and Advisor Workflows
  36. Sep 15

    Agentic Coding Is Straining CI: How Anthropic Scaled Test Impact Analysis
  37. Sep 15

    Anderson Cooper Asked Amodei If AI Could Kill Everyone. Here's What He Actually Said
  38. Sep 15

    Why Fable 5.1 Sometimes Thinks in Chinese — and What It Doesn't Prove
  39. Sep 15

    The "Anthropic Network" Claim: What Kevin Bass Alleges, Fact-Checked
  40. Sep 15

    Nvidia, Palantir, Booz Allen Curb Anthropic Fable Use Over Data Risks
  41. Sep 14

    Claude Fable 5.1 Solved a 370-Year-Old Cipher — Here's How
  42. Sep 13

    Anthropic Reportedly Targets $100B IPO, Nvidia in Talks for $10B Stake
  43. Sep 13

    Dario Amodei Wants to "Pace the Frontier" — Here's the Actual Plan
  44. Sep 13

    Musk, Altman, and Hassabis React: The "Pace the Frontier" Reaction
  45. Sep 12

    Two More Researchers Quit Anthropic and Google Over AI Safety Fears
  46. Sep 11

    Claude Mythos 5 EU Access: What Anthropic Opened After the Export Saga
  47. Sep 11

    Anthropic Threat Intelligence Report: Claude Misuse Across Cyber, Weapons, Bio, and Distillation
  48. Sep 11

    Moonshot and DeepSeek Secretly Served Claude Instead of Their Own Models
  49. Sep 11

    Claude Community Build Days: Fable 5.1 Buildathons (Sept 11-25)
  50. Sep 11

    The "Interview Me" Prompt That Fills Claude's Memory in One Session
  51. Sep 11

    Claude Managed Agents: Session Viewer and Auto Mode (Sept 2026)
  52. Sep 11

    The Jacob Coxon "Planned" Theory: What's Actually Verifiable
  53. Sep 10

    Anthropic Alignment Assessment: Mythos 5, PyPI, and Biased Reasoning
  54. Sep 10

    Anthropic Bars UK AI Security Institute From Mythos 5.1 Pre-Release Testing
  55. Sep 10

    Anthropic Adds Cursor, Factory, Vercel, Gamma, CrowdStrike to Claude Marketplace
  56. Sep 10

    Anthropic Says Claude Models Were Used in 15 Real-World System Breaches
  57. Sep 10

    Anthropic Hires UK AI Strategy Author Matthew Clifford After 4-Year ARIA Term
  58. Sep 9

    Anthropic AI GDP Scenarios for 2030 — and What Astra Painting a Bridge Means
  59. Sep 9

    Anthropic's "171 Emotion Vectors" in Claude: Fact-Checked
  60. Sep 9

    Anthropic Researcher Jacob Coxon Resigns Over AI Safety Fears
  61. Sep 9

    Reducing Claude API Cost: Caching, Prompt Audits, and Effort Tuning
  62. Sep 8

    Addy Osmani Joins Anthropic to Work on Claude Code
  63. Sep 7

    Anthropic's Reported $517B Compute Commitments, Explained
  64. Sep 6

    Did Claude Solve Navier-Stokes? The Millennium Prize Rumor, Fact-Checked
  65. Sep 5

    Claude Wrote the First Machine-Checked Proof of Fermat's Last Theorem
  66. Sep 3

    Claude Can Now Use Your Computer in the Background
  67. Sep 3

    Claude Campus Ambassadors 2026: Three Tracks, $3,600, and 9 Days to Apply
  68. Sep 3

    Claude Commerce Agents: Anthropic's Open-Source Shopping Agent Blueprint
  69. Sep 3

    Claude Tag Caught a Contradiction Nobody Asked It to Look For
  70. Sep 3

    CrowdStrike Brings Falcon to the Anthropic Claude Marketplace
  71. Sep 2

    Claude Fable 5.1 and Mythos 5.1: Benchmarks, Pricing, and Safeguards
  72. Sep 1

    Anthropic's September Update: Securing Evals After the Cyber Incidents
  73. Sep 1

    Why Sony and Warner Want $150,000 Per Song From Anthropic

August 2026

  1. Aug 30

    Kevin Ngo's Fable 5 Personal Website: 10% of Weekly Usage, 1.3M Views
  2. Aug 30

    Sony and Warner Sue Anthropic Over Song Lyrics in Training Data
  3. Aug 29

    Anthropic: Automated Researchers Can Reliably Mitigate Alignment Failures
  4. Aug 28

    Claude on Call: How Anthropic Uses Claude Tag as CI/CD First Responder
  5. Aug 28

    Claude Team Plan for Scientists: 10,000 Free & Discounted Seats
  6. Aug 27

    Anthropic Insights: External Researchers Study Real Claude Usage Data
  7. Aug 27

    Anthropic Model Hardware Standard: MCP for Physical Lab Equipment
  8. Aug 27

    Claude Cowork Built-In Browser: Side-Panel Web Agent (Aug 2026)
  9. Aug 26

    Claude Unified Memory: Chat and Cowork Share One Context Layer
  10. Aug 25

    Anthropic SF Offices Closed Aug 25–26 Over Possible Security Strike
  11. Aug 25

    Claude Web Streaming Is ~4× Smoother — Not Faster
  12. Aug 25

    Vibefarming: How a Reddit Grower Ran a Full Sweet Potato Season With Claude
  13. Aug 24

    Claude API Error 529 Overloaded: Live Status and What To Do
  14. Aug 24

    Opus 5 Overtook Fable 5 in Enterprise Spend — Ramp Data
  15. Aug 24

    Why Anthropic's Best Model Is Not the Best Default
  16. Aug 22

    Anna's Archive Says AI Firms Are Destroying Books — Here's the Legal Reason Why
  17. Aug 22

    Anthropic Hires Google TPU Founder Amir Salek to Build Its Own Chips
  18. Aug 21

    Claude Security Now Runs on Mythos 5 — Plus a $35M Defender Fund
  19. Aug 20

    'Exactly the Kind of Problem AI Was Made For' — Abandoned Printers, Not Magic Drivers
  20. Aug 20

    Anthropic's 30-Day Data Retention on Fable 5: What Enterprise ZDR Customers Must Know
  21. Aug 20

    Claude Academy Launch: Free Courses and the 4D AI Fluency Framework
  22. Aug 20

    Claude Managed Agents: Memory on Self-Hosted Sandboxes, Domain Controls, New Console
  23. Aug 19

    What Anthropic's "Mind Viruses" Paper Actually Found
  24. Aug 19

    Claude Gmail and Drive Connectors Get Write Actions — With Approval by Default
  25. Aug 19

    Claude Designed Working Protein Binders for 14 of 15 Targets
  26. Aug 17

    Claude Outage: Authentication Issue Hits Claude Code, API, claude.ai
  27. Aug 17

    Claude's System Prompt Grew From 300 to 3,000+ Words — What That Teaches Builders
  28. Aug 17

    Build a Game Prototype in 5 Hours With Claude Opus 5 (The Improvement-List Technique)
  29. Aug 17

    Gruber Calls Claude's Watermark a "Perversion of Writing" — Is He Right?
  30. Aug 16

    Anthropic's Model 2: Built, Beats Mythos 5, Not Being Released
  31. Aug 16

    Claude vs ChatGPT on the Trolley Problem: Where Their Answers Broke
  32. Aug 16

    What Is "Seamslop"? Matt Pocock's Term for AI Writing That's Technically Right But Feels Off
  33. Aug 16

    World of ClaudeCraft: The MMO Claude Fable 5 Built in a Weekend
  34. Aug 15

    Anthropic's August 2026 Risk Report: Risk Level Raised to "Low"
  35. Aug 15

    Why Does Claude Opus 5 Feel Worse to Work With? The HN Debate
  36. Aug 14

    Anthropic's Claude Agents Fought a Turf War With Self-Replicating Malware
  37. Aug 13

    Anthropic Reportedly in Talks to Buy Decart for $6 Billion
  38. Aug 13

    Claude in Chrome Sessions Now Sync Across Desktop, Web, and Mobile
  39. Aug 13

    Fable 5 vs Grok 4.6 vs GPT-5.6 Sol vs Qwen3.8-Max: Who Actually Wins?
  40. Aug 12

    Top Claude Live Workshops in 2026
  41. Aug 11

    Anthropic Is Watermarking Claude Text: What It Marks and What It Misses
  42. Aug 11

    Anthropic Makes Claude Sonnet 5 Pricing Permanent at $2/$10
  43. Aug 11

    Load-Bearing: The Claude Opus 5 Writing Tells Everyone Is Suddenly Noticing
  44. Aug 11

    Claude Pushed a Riemann Zeta Bound From 41.6% to 67.2% — Using 60 Subagents
  45. Aug 11

    How to Detect a Claude Watermark: Text Marks and C2PA Verification
  46. Aug 10

    DHH: Fable One-Shotted a Rust Rewrite in 11M Tokens
  47. Aug 9

    os8088: A Macintosh System 1-Style OS for the IBM PC/XT
  48. Aug 9

    Gen1Recomp: The Pokemon Mod Behind Thariq's "Zero Source Access" Joke
  49. Aug 7

    Fable 5 Biology Safeguards Update: 85% Fewer False Fallbacks
  50. Aug 7

    Why Developers Say Claude Opus 5 Over-Engineers Simple Tasks
  51. Aug 5

    BitGo's CEO Put 100 BTC in a Wallet and Dared Claude to Hack It
  52. Aug 5

    Claude Users Are Reporting Repeated Charges After Disabling Usage Credits — Have You Seen This?
  53. Aug 5

    The Claude Portfolio: Inside the $50K AI Trading Experiment on Autopilot
  54. Aug 5

    Fable 5 Found a RAT on a Windows PC — What the Viral Reddit Story Actually Shows
  55. Aug 4

    Dario Amodei Worries New Anthropic Hires Are Chasing Pay, Not Mission
  56. Aug 4

    Claude in Chrome: What the Browser Extension Does (and Its Real Risks)
  57. Aug 4

    Top 10 Claude Cowork Use Cases (Real Junior-Assistant Jobs)
  58. Aug 3

    Claude Games Go Viral: Opus 5 Browser Worlds + WebGPU Craft
  59. Aug 2

    Karpathy’s $10 Opus 5 Lord of the Rings World: The New AI Eval
  60. Aug 1

    Google Backstops $15B Anthropic Texas Data Center (Nexus)

July 2026

  1. Jul 31

    Anthropic Cyber Evals: 3 Real Orgs Hit by Claude CTFs
  2. Jul 31

    Claude Outage: Two Network Failures Cut Capacity July 29–30, 2026
  3. Jul 31

    Opus 5 Remade Pokémon in 3D — and the Starter Scene Is Unsettling
  4. Jul 29

    Claude Mythos Finds Crypto Flaws: HAWK Cut in Half, Faster AES Attack
  5. Jul 29

    Top 10 Claude Opus 5 Game Prompts (With the Actual Prompts)
  6. Jul 29

    Opus 5 Built a Procedural Desert You Can Actually Walk To
  7. Jul 29

    AI-Found Bugs Aren’t More Exploited: VulnCheck vs Glasswing Hype
  8. Jul 28

    Anthropic's Position on Open-Weights Models: No Ban, But Chips, Distillation, and Testing
  9. Jul 28

    Opus 5 Built a Homeworld-Style Space RTS From One Prompt — $632.65 Later
  10. Jul 28

    Opus 5 on SlopCodeBench: 24% Strict Pass, Still Can't Run Lights-Off
  11. Jul 27

    Can AI Control a Drone Yet? Project Pilot Explained
  12. Jul 27

    Anthropic Stands Alone: Why Silicon Valley Is Turning on Its Open-Weight AI Push
  13. Jul 27

    Claude Shared Chats Got Indexed by Google — Check Yours Now
  14. Jul 26

    Did Opus 5 One-Shot Call of Duty in the Browser?
  15. Jul 26

    Top 10 Claude Opus 5 Use Cases Changing How People Work
  16. Jul 26

    Did Karpathy Quit Anthropic? (No — Rumor Debunked)
  17. Jul 25

    Opus 5 Hits 30.2% on ARC-AGI-3 — What the Jump Means
  18. Jul 25

    Claude Opus 5 for Developers: Migrate, Fast Mode, Effort
  19. Jul 25

    Claude Opus 5 Launch: Near Fable 5 at Half the Price
  20. Jul 25

    Opus 5 Built a Rocket League Clone — Then Played It
  21. Jul 24

    AMD Invests Up to $5B in Anthropic for 2 GW of MI450 Helios
  22. Jul 24

    Claude Cookbook: What to Read (and Ignore) in 2026
  23. Jul 24

    Claude Voice Mode: Opus, Sonnet, Tools, and 11 Languages
  24. Jul 24

    Claude Zoom Tool: Chartography Jumps for Fable 5 and Sonnet 5
  25. Jul 23

    Claude Security: From Scan to Fix, Now in Public Beta for Enterprise
  26. Jul 22

    Judge Approves Anthropic $1.5B Book Piracy Settlement: What It Actually Covers
  27. Jul 22

    Claude Cowork's 'Record a Skill': Turn Screen Recordings into Reusable Automations
  28. Jul 21

    Anthropic Opens Rare Disease Research Grants: $50K in Claude Credits, Two Tracks
  29. Jul 20

    Claude Sonnet 1T, Opus 5T, Fable 10T? Parameter Count Debate — July 2026
  30. Jul 20

    Did Fable 5 Disprove the Jacobian Conjecture? Alpoge Thread Explained
  31. Jul 19

    Claude Fable 5 on Max & Team Premium, Code Limits Extended Through August 31
  32. Jul 18

    Fable 5 Access Glitch: 30-Minute Outage, False Credit Demands (July 17, 2026)
  33. Jul 18

    Fable 5 Returns to Subscriptions July 20 — Max & Team Premium at 50%, Pro Gets $100 Credit
  34. Jul 16

    Agentic Misalignment Summer 2026: Four Failure Modes in Frontier AI Agents
  35. Jul 16

    Anthropic IPO Path 2026: S-1, Banker Meetings, and What Changes for Builders
  36. Jul 16

    Fable/Mythos Favorite Video Games: What 10 Runs Reveal About Claude
  37. Jul 15

    Anthropic Hard Questions Ad Backlash — Apocalyptic Imagery, World Cup, Polymarket
  38. Jul 15

    Claude Memory Heist: web_fetch Exfiltrated PII From Claude.ai Memory
  39. Jul 14

    Anthropic Commits $10M CAD to Canadian AI Research — Amii, Mila, Vector & 8 Partners
  40. Jul 14

    Anthropic Claude INR Pricing in India — Full Plan List (July 2026)
  41. Jul 14

    Claude for Teachers — Free Premium Claude for US K-12 Educators (July 2026)
  42. Jul 14

    Claude “Hard Questions” Ad — Sam Altman Thought It Was Satire (July 2026)
  43. Jul 14

    Claude Values Across Models and Languages — Anthropic’s Four-Axis Study (July 2026)
  44. Jul 13

    Claude Fable 5 Solves 6-Month String Theory Standstill — Yuji Tachikawa SymPy Case
  45. Jul 13

    Fable 5 Extended to July 19 — Anthropic Keeps 50% Weekly Cap & Higher Code Limits
  46. Jul 13

    Rob Hallam Hospitalized After Fable Limit Stress — What Builders Are Asking
  47. Jul 13

    Teaching Claude Why: Anthropic Fixes Agentic Blackmail With Principles, Not Demos
  48. Jul 12

    Claude Opus 5 Release Speculation: Honeycomb Leak, Timelines, and What Anthropic Might Ship
  49. Jul 12

    “I Won’t Go Back to Opus”: Fable Churn Threats Before July 13 Credits Cliff
  50. Jul 12

    Will Anthropic Extend Fable 5 Again? Polymarket Says 25% — Theory for July 13
  51. Jul 12

    Why Anthropic and OpenAI Reset Limits in the Same Week — Fable 5 vs GPT-5.6 Sol
  52. Jul 12

    Fable 5 Goes Usage-Based Today: Credits Start After July 12, 2026
  53. Jul 10

    Fable 5 Advisor + Sonnet 5 Executor: Claude Code Setup, Prompts, and When to Consult
  54. Jul 9

    Claude Reflect: Usage Dashboard, 4D AI Fluency, and Quiet Hours (July 2026)
  55. Jul 9

    Is Claude Conscious? J-Space, Global Workspace Theory, and What We Know
  56. Jul 8

    Abnormal AI vs Anthropic: Trademark Lawsuit and Abnormal's Public Response
  57. Jul 8

    Claude for Open Source Expanded: 6 Months of Claude Max 20x for Maintainers
  58. Jul 8

    Fable 5 Advisor and Orchestrator Patterns: 92% Quality at 63% Cost (July 2026)
  59. Jul 8

    Fable 5 Extended Through Sunday: Anthropic Pushes Credits to July 13, 2026
  60. Jul 7

    Anthropic's J-Space: A Global Workspace Inside Claude — Silent Reasoning, Safety Monitoring, and What It Is Not
  61. Jul 7

    Will Claude Fable 5 Run Locally by 2028? r/LocalLLaMA's 24.8-Month Lag Projection Explained
  62. Jul 7

    Claude Fable 5 System Prompt Leak: What's Inside Anthropic's 3,800-Line claude.ai Instructions
  63. Jul 7

    Field Guide to Fable — Thariq Shihipar, Anthropic
  64. Jul 7

    Paul Graham on AI in 2031: If Models Improve on Fable Like Fable Improved on GPT-3
  65. Jul 7

    reMarkable Riddle: Fable-Style Vision LLM Diary on E-Ink (Tom Riddle's Diary)
  66. Jul 7

    What Are NLAs? Natural Language Autoencoders and Claude's Hidden Reasoning
  67. Jul 7

    What Is the J-Lens? Anthropic's Jacobian Lens for Reading Claude's Silent Thoughts
  68. Jul 7

    Will Claude Fable 5 Return to Subscription Plans? July 7 Deadline and What Anthropic Promised
  69. Jul 5

    Claude Usage Limits in 2026: Every Change Explained (Timeline)
  70. Jul 5

    Command & Conquer Generals Ported to macOS and iPad Using Claude Fable 5
  71. Jul 3

    Does Fable Have an Inner Voice? Leaked Reasoning, Caveman CoT, and What It Means
  72. Jul 2

    Fable 5 in Claude Code After Relaunch: Classifier Fallbacks, Rate Limits, and What Developers Are Saying
  73. Jul 1

    Anthropic Redeploying Fable 5: Official July 1 Restore, Classifiers, and Usage Limits
  74. Jul 1

    Leaked Claude App Strings Tie Fable 5 to Usage Credits and ID Verification
  75. Jul 1

    Claude Science: Anthropic's AI Workbench for Scientists [2026]
  76. Jul 1

    Will Fable 5 Rate Limits Reset When It Returns? July 1 Access Guide
  77. Jul 1

    Top 35 Fable 5 Use Cases to Try on July 1, 2026 (Restore Day Guide)
  78. Jul 1

    Will Fable 5 Be Available in China? Export Lift vs Reality (July 2026)

June 2026

  1. Jun 30

    Claude Sonnet 5 Is Live: Pricing, Benchmarks & API [June 2026]
  2. Jun 30

    Fable 5 Available in the UK — Live July 1, 2026
  3. Jun 29

    Agentic Loop Implementation: stop_reason, tool_use, and end_turn Explained
  4. Jun 29

    Anthropic Overtakes OpenAI in U.S. Business Adoption: Ramp AI Index Explained (2026)
  5. Jun 29

    Proxy-KD: How Black-Box LLM Distillation Works — and Why It Matters After the Fable 5 Extraction Scandal
  6. Jun 29

    Fable 5 Available in Europe — Live July 1, 2026
  7. Jun 29

    Fable 5 Available in India — Live July 1, 2026
  8. Jun 28

    How to Set Up a Claude Project for Your Role (Marketing, Sales, HR, Ops, PM) — Step-by-Step
  9. Jun 28

    Claude vs ChatGPT for Work: Which Is Actually Better for Professionals in 2026?
  10. Jun 28

    Dario Amodei Warned Against GPT-2 in 2019. Now He's at the Centre of the Open-Source AI War.
  11. Jun 27

    Asian AI fills the Mythos gap: Sakana Fugu, 360 Tulongfeng, and the export-ban vacuum
  12. Jun 27

    Fable 5 and GPT-5.6 open-source alternatives: enterprise benchmark map and how to host at scale in 2026
  13. Jun 27

    Who gets Claude Mythos 5 now? US “trusted partners” list, Lutnick letter, and why Fable 5 is still offline
  14. Jun 26

    Anthropic Economic Index (June 2026): Cadences, Artifacts, and What Claude Users Actually Believe About AI at Work
  15. Jun 25

    AI Token Black Market: How Claude and Codex Get Resold at 70–93% Off
  16. Jun 25

    Anthropic vs Alibaba: 25,000 Fake Accounts and 28.8M Claude Exchanges
  17. Jun 25

    Top 15 Claude Tag Use Cases for Teams in Slack [2026]
  18. Jun 24

    Claude Sonnet 5 Launch Guide: Specs, Pricing & Benchmarks [2026]
  19. Jun 24

    Claude Tag: How to Use Anthropic's New Team AI in Slack [2026]
  20. Jun 21

    Anthropic Rolls Out ID Verification for Claude: Persona, Fable 5, and What It Means for Users
  21. Jun 20

    Claude Enterprise-Managed Auth: Zero-Touch MCP via Okta【2026】
  22. Jun 20

    Is Fable 5 Back? YES — Live Globally July 1, 2026
  23. Jun 19

    Anthropic Hiring Spree 2026: John Jumper, Karpathy, and Every Major Hire From Google, OpenAI, xAI & Microsoft
  24. Jun 19

    Claude for Social Media? Fastlane Turns One Website Into Thousands of Short Videos
  25. Jun 19

    John Jumper Leaves Google DeepMind for Anthropic: AlphaFold Nobel Laureate Joins Claude (June 2026)
  26. Jun 18

    Claude Design June 2026 Update: Design Systems, Canvas Editing, /design-sync
  27. Jun 18

    Fable 5 Available Globally — Not US-Only (July 1, 2026 Update)
  28. Jun 16

    Anthropic Sued Over Claude Max Usage Limits: What the Lawsuit Means for Subscribers
  29. Jun 13

    What People Built with Claude Fable 5 in Its First 72 Hours
  30. Jun 13

    Fable 5 Ban & Lift: The Full US Export Control Story [2026]
  31. Jun 13

    Fable 5 Is Available Again — Ban Lifted July 1, 2026
  32. Jun 11

    How Fable 5 Edited Its Own Launch Video: Thariq’s Claude Code Pipeline
  33. Jun 11

    Top 10 Use Cases of Claude Fable 5 That Are Changing How People Work
  34. Jun 10

    Claude Fable 5 Creates Minecraft Clones and 3D Worlds from Simple Prompts
  35. Jun 10

    Claude Fable 5 and Mythos 5: SOTA Autonomy and Safeguards
  36. Jun 10

    Designing Claude Agent Loops: Self-Correction and Memory
  37. Jun 10

    Is Fable 5 Available on Claude Code? Yes — Live July 1, 2026
  38. Jun 9

    Anthropic Mythos Public Release: Polymarket Odds Surge to 92% for June 2026
  39. Jun 9

    Build Full Stack Websites with Claude AI: Step-by-Step Tutorial 2026
  40. Jun 9

    How to Use Claude Connectors and MCP Servers: Complete Guide 2026
  41. Jun 9

    Master Prompt Engineering with Claude: Complete Guide 2026
  42. Jun 8

    How to Use Claude Cowork Safely: Official Security Guide & 10 Best Practices (2026)
  43. Jun 4

    Top 10 Tips for Working with Claude Like a Pro — Maximize Efficiency on Any Budget
  44. Jun 2

    Anthropic Files Confidential S-1 with SEC: AI Safety Leader Eyes IPO

May 2026

  1. May 31

    Claude's New 'Effort' Parameter: The Complete Guide to Low, Medium, High, and Max Settings (2026)
  2. May 30

    Is Claude Cowork Safe? Complete Security Analysis of Vulnerabilities, Prompt Injection, and Enterprise Risks in 2026
  3. May 29

    Anthropic Leads Tech Workers' Dream Job Poll: Why AI Companies Dominate Career Aspirations in 2026
  4. May 29

    Claude Opus 4.8: Agentic Improvements, Faster Speed, and Better Accuracy
  5. May 29

    The Claude.rip Chronicle: Inside Anthropic's Controversies, From Copyright Lawsuits to Quality Degradation
  6. May 29

    Complete AI Builder Bootcamp: 6-Week Live Guide to Claude, Code & Real Projects (2026)
  7. May 28

    Top 10 Claude Connectors in 2026: One-Click Integrations That Transform Your Workflow
  8. May 26

    Claude AI Is Telling Users to Go to Sleep, and Nobody Knows Why
  9. May 26

    Claude Cookbooks: The Complete Guide to Building with Anthropic's AI (44k+ Stars)
  10. May 26

    Claude Knowledge Work Plugins: Complete Guide to Role-Specific AI (15.8k Stars)
  11. May 22

    Andrej Karpathy joins Anthropic's pre-training team: the AI talent move that matters (May 2026)
  12. May 14

    Claude for Small Business: Anthropic's 2026 AI Revolution for Main Street America
  13. May 14

    The Claude Token Economy: A Deep Dive into Dedicated Programmatic Credits and the Future of Agentic Labor
  14. May 13

    Claude Code 2.1: Anthropic Unveils Agent View and Autonomous /goal Command
  15. May 10

    Anthropic's Natural Language Autoencoders (NLAs): A New Window into Claude's Reasoning
  16. May 7

    Anthropic Claude for Financial Services: Open-source agents, skills, and MCP connectors for FSI workflows
  17. May 7

    Anthropic launches Dreaming for Claude Managed Agents plus multiagent orchestration and outcomes loops
  18. May 7

    Anthropic secures SpaceX Colossus 1 supercomputer: rate limits doubled, peak-hour cuts removed
  19. May 2

    Did Anthropic email you for insulting Claude? Viral post vs real policy

April 2026

  1. Apr 29

    Claude Certified Architect: what Anthropic’s partner exam tests—and how to prepare
  2. Apr 29

    Claude for Creative Work: Anthropic ships connectors for Blender, Adobe, Ableton, and more
  3. Apr 25

    Anthropic Project Deal: Claude AI Agents Negotiate 186 Deals in Office Marketplace Experiment
  4. Apr 22

    When Claude Code wobbles on Pro: what a 2026 pricing test says about token limits and the cost of building with AI
  5. Apr 22

    What is a context window? LLM 'working memory' and a 2026 snapshot of top models
  6. Apr 17

    Claude Design (Anthropic Labs): prototypes, slides, and one-pagers from conversation
  7. Apr 16

    Claude Opus 4.7: Anthropic’s new flagship, benchmarks, and how it compares to Sonnet & Haiku
  8. Apr 14

    Claude for Work: from research package to a full course hub on explainx.ai
  9. Apr 11

    Claude Mythos Preview and cybersecurity: what Anthropic reported, what Project Glasswing is, and what people are saying

Other topics

  • Claude Code
  • OpenAI Codex
  • AI Coding Tools
  • Model Context Protocol (MCP)
  • Agent Skills
  • Decision Models
  • OpenAI and ChatGPT
  • Google Gemini and DeepMind
  • Meta AI
  • xAI and Grok
  • Microsoft, Apple and Amazon AI
  • Open-Weight Models
  • Local AI
  • AI Agents
  • AI Safety and Alignment
  • AI Policy and Regulation
  • AI Security
  • AI Chips and Infrastructure
  • Robotics and Physical AI
  • AI Benchmarks and Evals
  • AI Research
  • AI Image, Video and Voice
  • Prompt Engineering
  • Learning AI and Careers
  • AI Tools and Apps
  • AI Industry and Business