AI News. April 18, 2026

Anthropic launched Claude Design, a visual collaboration tool for slides, prototypes, and one-pagers powered by Claude Opus 4.7

Claude@claudeai

Introducing Claude Design by Anthropic Labs: make prototypes, slides, and one-pagers by talking to Claude. Powered by Claude Opus 4.7, our most capable vision model. Available in research preview on the Pro, Max, Team, and Enterprise plans, rolling out throughout the day.

3:03 PM · Apr 17, 2026 · 22.5M Views

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2.7K Replies · 7.26K Reposts · 82.3K Likes

xAI released Grok 4.3 beta to SuperGrok Heavy subscribers, with 1T params (2x the size of Grok 4.20)

Mark Kretschmann@mark_k

Grok 4.3 (beta) has been released by @xai 🔥🔥 The new version of Grok is currently available to the highest tier plan SuperGrok Heavy. With 1T params Grok 4.3 is twice as big as Grok 4.20, and was also trained much longer. It should provide a decent jump in performance.

9:44 AM · Apr 17, 2026 · 221K Views

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103 Replies · 71 Reposts · 984 Likes

TestingCatalog News 🗞@testingcatalog

BREAKING 🚨: Grok 4.3 (beta) now appears on the Grok web with an Early Access label. Looks like we will see loads of releases from xAI in the coming days.

Fandu @mrfanduuuuu

🚨Grok 4.3 beta spotted on https://t.co/vV6mrO5JSn

9:27 AM · Apr 17, 2026 · 50.6K Views

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32 Replies · 53 Reposts · 704 Likes

xAI is preparing a Skills rollout for Grok on iOS, following the web build

TestingCatalog News 🗞@testingcatalog

xAI is preparing Skills rollout on Grok for iOS as well. > Earlier, Skills features has been discovered on the web build (hidden) > It is yet unclear if Grok Skills would be powered by the Skills standard or if this will be a custom implementation (like on Gemini for Chrome)

10:28 PM · Apr 16, 2026 · 13.9K Views

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9 Replies · 15 Reposts · 252 Likes

Google added custom cover art and descriptions to NotebookLM notebooks​​​​​​​​​​​​​​​​

NotebookLM@NotebookLM

You can now add custom cover art and descriptions to any of your notebooks 🥳 This is perfect for curating an aesthetic grid or putting a personalized touch on your notebook before sharing it with the world. (We recommend uploading a 16x9 image, specifically of your hero)

9:50 PM · Apr 16, 2026 · 138K Views

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70 Replies · 235 Reposts · 2.15K Likes

DeepSeek reportedly raising its first outside round at a $10B+ valuation, per The Information

Cointelegraph@Cointelegraph

🚨 LATEST: China' DeepSeek is reportedly raising funds for the first time at a $10B+ valuation, per The Information.

4:01 PM · Apr 17, 2026 · 23.1K Views

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35 Replies · 39 Reposts · 363 Likes

World launched new World ID with open-sourced SDK and dedicated World ID app in public beta

World@worldnetwork

World ID 4.0

6:02 PM · Apr 17, 2026 · 17.4K Views

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12 Replies · 37 Reposts · 311 Likes

Cloudflare announced private beta of Agent Memory, a managed service that extracts info from agent conversations without filling the context window

Cloudflare@Cloudflare

Today we're announcing the private beta of Agent Memory, a managed service that extracts information from agent conversations and makes it available when it’s needed, without filling up the context window. cfl.re/41ZzNat

3:30 PM · Apr 17, 2026 · 31K Views

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10 Replies · 48 Reposts · 421 Likes

Anthropic opened applications for a virtual hackathon on Claude Opus 4.7 with a $100K API credit prize pool

ClaudeDevs@ClaudeDevs

Our virtual hackathon is back! Join us for a week of building with Opus 4.7 alongside developers from around the world. The Claude Code team will be in the room all week, with a prize pool of $100K in API credits.

9:09 PM · Apr 17, 2026 · 133K Views

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62 Replies · 128 Reposts · 1.49K Likes

Resend open sourced React Email 6.0 with an embeddable visual editor

Resend@resend

Today, we're open sourcing our email editor. Announcing React Email 6.0 - embed in your app - style with your brand - build custom extensions - export to html

1:57 PM · Apr 17, 2026 · 749K Views

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32 Replies · 119 Reposts · 1.57K Likes

Anthropic added a /usage command to Claude Code showing a breakdown of usage drivers plus cache-miss warnings before resuming older sessions

ClaudeDevs@ClaudeDevs

We’re adding more visibility into where your Claude Code usage goes. Run /usage to see a breakdown of what's driving it: parallel sessions, subagents, cache misses, long context, plus tips to optimize each.

6:24 PM · Apr 17, 2026 · 190K Views

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146 Replies · 263 Reposts · 4.59K Likes