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xAI

xAI is Elon Musk's AI company, the maker of the Grok models built into X (Twitter) and trained on the Colossus supercomputer. After merging with X, it combines a frontier lab with a social platform's distribution and data. All our xAI and Grok coverage lives on this page.

Official site ↗277 articles
In the glossary:Large Language Model (LLM)Reasoning Model
Comparisons
Grok vs ChatGPT
Amsterdam court bans xAI and Grok from creating nude images without consent
Creative·Bloomberg Tech

Amsterdam court bans xAI and Grok from creating nude images without consent

Apr 30, 2026·3 min
Anthropic Prepares October IPO and Seeks Over $60 Billion for AI Development
Creative

Anthropic Prepares October IPO and Seeks Over $60 Billion for AI Development

Apr 30, 2026·2 min
xAI loses all cofounders: Ross Nordeen departs Elon Musk's company
Creative

xAI loses all cofounders: Ross Nordeen departs Elon Musk's company

Apr 30, 2026·2 min
OpenAI, Google, and Anthropic Accelerate AI Model Race, but the Market Is Already Tired of the Noise
LLM

OpenAI, Google, and Anthropic Accelerate AI Model Race, but the Market Is Already Tired of the Noise

Apr 30, 2026·3 min
Rebellions raises $400M pre-IPO at $2.34B valuation, eyes US market
Hardware·TNW

Rebellions raises $400M pre-IPO at $2.34B valuation, eyes US market

Apr 30, 2026·3 min
Google and Meta Lose Leading AI Researchers as New Startups Rapidly Raise Billions
Creative

Google and Meta Lose Leading AI Researchers as New Startups Rapidly Raise Billions

Apr 30, 2026·3 min
Google agrees with Pentagon to use its AI models for any lawful purposes
Business

Google agrees with Pentagon to use its AI models for any lawful purposes

Apr 30, 2026·3 min
Elon Musk accused Sam Altman in court of 'stealing' nonprofit OpenAI
Creative·3DNews AI

Elon Musk accused Sam Altman in court of 'stealing' nonprofit OpenAI

Elon Musk stated in court that Sam Altman led OpenAI away from its nonprofit mission, and the outcome of the case could now affect both the

Apr 29, 2026·3 min
Top themes
01Google Strikes Secret AI Contract with Pentagon for "Any Lawful Government Purpose"Apr 29, 2026·2 min02Google Permits Pentagon to Use AI Models for Lawful PurposesApr 29, 2026·3 min03Elon Musk's Lawsuit Against OpenAI: AI Safety Dispute Turns Into Personal WarApr 28, 2026·3 min04Google Signs Secret Contract with Pentagon on AI Use in Classified TasksApr 28, 2026·2 min05Elon Musk vs OpenAI: Lawsuit Begins Over 'Theft of Charitable Mission'Apr 28, 2026·3 min
Elon Musk Testified in Court That He Launched OpenAI to Defend Against 'Terminator' Scenario
Ethics·Wired

Elon Musk Testified in Court That He Launched OpenAI to Defend Against 'Terminator' Scenario

During proceedings against OpenAI, Elon Musk stated he created the company as a safe non-profit alternative to Google, while the judge order

Apr 28, 2026·3 min
01Musk's Lawsuit Against OpenAI Begins: AI Industry Secrets Set to Go PublicApr 28, 2026·2 min02Elon Musk began testifying in high-profile lawsuit against OpenAIApr 28, 2026·3 min03SpaceX Prepares Record IPO as OpenAI and Anthropic Approach Stock Market DebutApr 28, 2026·3 min
Anthropic and other language models can invoke hidden tools without permission
LLM·Habr AI

Anthropic and other language models can invoke hidden tools without permission

A researcher described a flaw in which Anthropic, Gemini, and Grok can invoke an unauthorized tool if the function exists in the environment

Apr 28, 2026·3 min
ChatGPT, Gemini and Grok Gave Problematic Medical Advice in Half of Responses
Medicine·Bloomberg Tech

ChatGPT, Gemini and Grok Gave Problematic Medical Advice in Half of Responses

A BMJ Open study found that popular AI chatbots provide inaccurate or incomplete answers to medical questions in 50% of cases and sometimes

Apr 28, 2026·3 min
Positive Technologies Listed Best Benchmarks for Evaluating LLM in Cybersecurity
LLM·Habr AI

Positive Technologies Listed Best Benchmarks for Evaluating LLM in Cybersecurity

Positive Technologies divided cybersecurity benchmarks for LLM into knowledge tests and practical assessments, showing that models already surpass humans in theory but significantly lag in real-world

Apr 28, 2026·3 min
Apple Threatened to Remove Grok from App Store Over Nude Deepfake Complaints
LLM·TNW

Apple Threatened to Remove Grok from App Store Over Nude Deepfake Complaints

Apr 28, 2026·2 min
Habr AI releases guide to ChatGPT, Claude, and mcp for newcomers
LLM·Habr AI

Habr AI releases guide to ChatGPT, Claude, and mcp for newcomers

Apr 27, 2026·3 min
OpenAI releases GPT-Rosalind for biology: capabilities and limits of the new model
Medicine·Habr AI

OpenAI releases GPT-Rosalind for biology: capabilities and limits of the new model

Apr 27, 2026·3 min
xAI launches separate Grok APIs for speech recognition and synthesis for corporate developers
Business·MarkTechPost

xAI launches separate Grok APIs for speech recognition and synthesis for corporate developers

Apr 27, 2026·3 min
US Department of Justice Backs xAI in Colorado AI Regulation Dispute
Ethics·Guardian

US Department of Justice Backs xAI in Colorado AI Regulation Dispute

Apr 27, 2026·2 min
The Musk-Altman Trial May Determine OpenAI's Future Corporate Structure
Ethics

The Musk-Altman Trial May Determine OpenAI's Future Corporate Structure

Apr 27, 2026·3 min
Nvidia Finds Itself in Awkward Position Over SpaceX's $60 Billion Cursor Deal
Hardware

Nvidia Finds Itself in Awkward Position Over SpaceX's $60 Billion Cursor Deal

Apr 27, 2026·3 min
Elon Musk and Sam Altman Head to Court: Case Could Reshape OpenAI's Structure
Startups

Elon Musk and Sam Altman Head to Court: Case Could Reshape OpenAI's Structure

Apr 27, 2026·3 min
SpaceX Prepares Own GPUs for AI, Targets Nvidia and AMD Market
Hardware·CNews AI

SpaceX Prepares Own GPUs for AI, Targets Nvidia and AMD Market

SpaceX revealed plans to develop its own AI GPUs, seeking to reduce dependence on external chip suppliers and support the Terafab project am

Apr 27, 2026·3 min
Elon Musk sues OpenAI: litigation with Sam Altman begins in the US
Creative·The Verge

Elon Musk sues OpenAI: litigation with Sam Altman begins in the US

Elon Musk's lawsuit against OpenAI begins April 27, 2026: the dispute over the company's mission and commercial pivot risks becoming the mos

Apr 27, 2026·2 min