March 18, 2026

Why Garry Tan's Claude Code setup has gotten so much love, and hate: Thousands of people are trying Garry Tan's Claude Code setup, which was shared on GitHub. And everyone has an opinion: even Claude, ChatGPT, and Gemini. Read More

Kalshi's legal troubles pile up, as Arizona files first ever criminal charges over 'illegal gambling business': It's the latest salvo in an escalating battle between state regulators and an industry that claims it's not beholden to them. Read More

DOD says Anthropic’s ‘red lines’ make it an ‘unacceptable risk to national security’: The Defense Department said concerns that Anthropic might "attempt to disable its technology" during "warfighting operations" validate its decision to label the AI firm a supply chain risk. Read More

Oct 13–15 at San Francisco's Moscone West, 10,000 founders, investors, and operators gather for high-signal insights, curated connections, and real momentum.

Investors don’t just listen to what you say - they look at how your company operates. Is ownership clear? Do your numbers match your story? Can you answer follow-up questions without digging through spreadsheets? The Fundraise-Ready Startup Kit equips founders with the materials investors expect to see, before pressure is on. Because confidence in the room doesn’t come from slides. It comes from preparation.

Mistral bets on ‘build-your-own AI’ as it takes on OpenAI, Anthropic in the enterprise: Mistral Forge lets enterprises train custom AI models from scratch on their own data, challenging rivals that rely on fine-tuning and retrieval-based approaches. Read More

Marquis says over 672,000 people had personal and financial data stolen in ransomware attack: Fintech company Marquis is notifying hundreds of thousands of people that hackers stole their personal and financial information, including their Social Security numbers. Read More

Apple rolls out first 'background security' update for iPhones, iPads, and Macs to fix Safari bug: Apple's first-ever "background security improvement" fixes a vulnerability in its Safari browser running its latest software. Read More

Mave Health aims to improve attention and mood with its brain-stimulating headset: Mave Health is listing the headset at $495 for pre-orders. It aims to ship devices to users in the U.S. and India in April 2026. Read More

Stryker says it's restoring systems after pro-Iran hackers wiped thousands of employee devices: The hack, which brought ongoing widespread disruption to the company's operations, is thought to be the first major cyberattack in the United States in response to the Trump administration's war in Iran. Read More

Join Stripe at Sessions 2026—the internet economy conference—happening April 29–30 in San Francisco. Join fellow business leaders, founders, and developers to explore the latest in financial technology, global commerce, and strategies for growth. Register with code s26techcrunch100 for a complimentary pass.

The Pentagon is developing alternatives to Anthropic, report says: After their dramatic falling-out, it doesn't seem as though Anthropic and the Pentagon are getting back together. Read More

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