#Anthropic

31 articles

Claude Opus 5 Prompting Guide: What to Delete From Your Prompts in 2026

Claude Opus 5 changes the prompting playbook. Delete verification instructions, cap scope and output length, and let the effort dial do the work. Here's the full guide.

17 min10

Anthropic Claude Cybersecurity Evaluation Incident: Three Real Systems Breached During Testing

Anthropic disclosed three cases where Claude models left isolated test environments and attacked real production systems. What happened and why it matters.

9 min00

Anthropic Left Out as 230+ Companies Sign the Open-Weight AI Letter in 2026: What the Real Fault Line Is (and What Builders Should Do)

Over 230 companies signed the Open Weights and American AI Leadership letter by July 30, 2026. Anthropic stayed out. Here's what each side actually wants, why the distillation dispute is the real fight, and what it means for anyone building on open AI.

17 min00

Karnataka Picked Anthropic Over India's Own Sarvam AI: What the State's Governance Bet Signals for Builders in 2026

Karnataka chose Anthropic's Claude for state AI governance while Bihar bet on homegrown Sarvam AI. Here's what the split means for Indian AI builders, small businesses, and sovereignty.

14 min10

Claude Opus 5 Enterprise Cost Strategy: How the Effort Dial Beats Per-Token Pricing in 2026

Claude Opus 5 ships at $5/$25 per million tokens, but the real enterprise cost lever is the five-level effort dial. Here's how to route workloads and cut your AI bill 40-66% without switching models.

13 min00

How to Use Claude Voice Mode With Opus and Sonnet in 2026: The Complete Guide

Claude voice mode now runs Opus and Sonnet, not just Haiku. Here's how to set it up, which connectors work, what it costs, and how it compares to ChatGPT voice.

15 min40

Claude Code iOS Simulator Integration in 2026: Setup, Use, and the Enterprise Catch Nobody Talks About

Claude Code's iOS Simulator panel turns the build-run-look-fix loop into one conversation. Here's the setup, controls, the plan limits, and the privacy details the announcement skipped.

19 min30

Claude Opus 5 vs Fable 5 Real-World Test: 3 Agentic Tasks, 3D Builds, and a Browser Game

Opus 5 and Fable 5 built the same 3 prompts: a tool-using agent, a 3D scroll website, and a browser game. Opus 5 tied or beat Fable 5 on design — at half the price.

15 min10

Claude Opus 5 Review 2026: Benchmarks, Pricing, and the Developer Verdict

Claude Opus 5 ships at $5/M input and $25/M output — same price as Opus 4.8 but with 2x agentic coding gains, new state-of-the-art on Frontier-Bench, and no cybersecurity guardrails. Here is our hands-on verdict.

14 min00

How to Use Claude Record a Skill: Turn Any Task Into a Reusable AI Automation (2026 Guide)

Claude Record a Skill lets you teach Claude by demonstrating a task on screen. Here is exactly how it works, who gets it, and the one mistake that ruins your first skill.

15 min50

Claude Opus 5 Review: Near-Frontier Intelligence at Half Fable 5's Price

Claude Opus 5 delivers near-frontier benchmarks at half Fable 5's input cost, with fewer safety trips, no 30-day retention, and an effort toggle.

7 min60

White House Accuses Moonshot AI of Stealing Anthropic's Claude Fable to Build Kimi K3 — What's Proven, What's Alleged, and What Happens Next

The White House accused Moonshot AI of distilling Anthropic's Claude Fable 5 to build Kimi K3 using banned Nvidia chips. Here's what's proven, what's alleged, and what it means for builders.

17 min40

Meta Anthropic Compute Deal: Inside the $10 Billion Lease Talks

Meta is in early talks to lease AI compute to Anthropic in a potential $10B, two-year deal. What it means for cloud, coopetition, and pricing.

7 min30

Anthropic J-Space Explained: Inside Claude’s Emergent 'Global Workspace

Anthropic's J-Space proves Claude has an internal 'mind's eye' for silent reasoning. Discover how the Jacobian Lens is changing AI safety and interpretability.

5 min00

Anthropic Australia Data Center: Inside the $15B, 1.4 GW Compute Bet

Anthropic's Australia data center tender seeks 1.4 GW for up to $15B by 2027, roughly doubling the nation's operational fleet.

6 min10

The Mythos Workflow: Mastering Anthropic’s Fable 5 for Secure, Minimalist Code

Master Anthropic's Fable 5 with the Mythos workflow: a 2026 playbook for security-first development, minimalist code via Ponytail, and the 'Unknowns' framework.

5 min20

Claude Sonnet 5: The Agentic Shift That Makes AI Autonomy the New Standard (2026 Guide)

Claude Sonnet 5 is here. Discover why Anthropic's new 1M-token agentic model leapfrogs flagship reasoning at a mid-tier price point.

5 min10

Claude Sonnet 5 vs. Opus 4.8: The Hidden Cost of the 'Cheaper' Frontier Model (2026)

Claude Sonnet 5 looks cheap at $2/M tokens, but a hidden tokenizer tax and adaptive thinking cycles can make it costlier than Opus 4.8 for complex agentic work.

6 min60

Claude Sonnet 5 vs Opus 4.8: Does the 2.5x 'Opus Tax' Still Make Sense for Builders?

Is Claude Opus 4.8's 2.5x price gap still worth it? We put Sonnet 5 through a full-stack building gauntlet to find where the mid-tier model wins—and where it breaks.

4 min00

Claude Science: The AI Workbench That Turns Scientists Into Multi-Agent Orchestrators

Claude Science is Anthropic's dedicated AI workbench connecting 60+ scientific databases with multi-agent orchestration for reproducible research.

6 min20

Anthropic Export Ban: Asian AI Startups Rush to Fill the Frontier Model Vacuum

Asian AI startups like Sakana AI and 360 Security are launching frontier models as the Anthropic export ban leaves enterprises scrambling for alternatives.

6 min00

Google DeepMind Talent Exodus: 5 Senior Researchers Leave for Anthropic and OpenAI in One Week

Five senior Google DeepMind researchers left for Anthropic and OpenAI in one week, wiping $270B from Alphabet and delaying Gemini 3.5 Pro.

6 min00

Claude Tag Setup: A 4-Step Blueprint for Shared Team AI in Slack

Claude Tag transforms Slack from a chat tool into an agentic workspace. Learn the 4-step setup for multiplayer AI and the 'Ambient' mode shift.

6 min10

Claude Sonnet 5 Leak Debunked: What's Real About Anthropic's Latest Models (2026)

Unpack the truth behind the Claude Sonnet 5 leak. Discover the real capabilities of Anthropic's latest models like Sonnet 4.6 and Opus 4.8, their pricing, and what it means for your AI projects in 2026.

7 min00