xAI

Introducing Grok 4.1 Fast and the xAI Agent Tools API. Grok 4.1 Fast is our best tool-calling model to date. With a 2M context window, it shines in real-world use cases like customer support and deep research. For the next two weeks, our models and tools will be free on select platforms. https://lnkd.in/gemKVRy6

Introducing Grok 4.1, a frontier model that sets a new standard for conversational intelligence, emotional understanding, and real-world helpfulness. https://x.ai/news/grok-4-1 Grok 4.1 is available for free on http://grok.com, http://grok.x.com and our mobile apps.

xAI Hackathon – the ultimate arena for the most hardcore product builders. 24 hours & exclusive access to upcoming Grok models & X APIs. Apply by 11/22 http://x.ai/hackathon

Grok Imagine is constantly improving! Please update your Grok mobile app today. On web visit www.grok.com, sign in, and click Create Images to quickly generate your own images & videos.

Introducing Imagine v0.9, our new video generation model with massive upgrades from v0.1 in visual quality, motion, audio generation, and more. Now available for free on all our products: https:// grok.com/imagine And yes, we're hiring! Join our team here: https://x.ai/careers

Want to build Macrohard? Join our sandbox execution team! Rust, Linux, networks. Palo Alto or London. https://lnkd.in/g79FTKDB

xAI For Government is growing and delivering industry leading Frontier AI accessible to United States Federal Government users 🇺🇸 1) All federal agencies and departments will get access to our Frontier AI models (Grok 4, Grok 4 Fast) for $0.42 per department for a period of 18 months starting today. 2) We are committing a team of Grok Engineers to help the government harness our AI to its fullest potential. We’re also hiring mission-driven engineers who want to join the cause! Please visit https://lnkd.in/gg9jjp6U and search for Grok Engineer.

Grok 4 Fast: Pushing the Frontier of Cost-Efficient Intelligence Grok 4 Fast features state-of-the-art (SOTA) cost-efficiency, cutting-edge web and X search capabilities, a 2M token context window, and a unified architecture that blends reasoning and non-reasoning modes in one model. Please try for free! * grok.com * grok.x.com * iOS and Android apps * OpenRouter https://lnkd.in/gZR3ypyJ

At xAI, we are immediately surging our Specialist AI tutor team by 10x! Our high-priority Memes specialist is one of the 14 AI tutor roles open. From experts in video games to coding to medicine, please visit xAI Careers and apply today! https://lnkd.in/gcrdCJk9

HACKATHON in SF xAI + Vercel September 11 (Thurs), 5pm - 10pm REGISTER: https://lnkd.in/gttXeSqm Build something wild, weird, or wonderful! AND meet some of the leadership team from xAI and Vercel! Two Tracks, pick one: 1. Vibe Builder Prize - a more general category, many can fit here. UI friendly, fun category. 2. Interface Paradigm Prize - this one requires more creativity. for projects with innovative and new approaches to interacting with AI. Guidelines • Teams of 4 max. (form a crew on-site or roll solo) • Judged on innovation, functionality, and best use of xAI and v0 • Must be a confirmed attendee - please register and see you in SF!