xAI Topic

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xAI is Elon Musk's AI company, developer of the Grok model family. This topic tracks xAI's technical progress and Colossus supercomputing cluster. The YZ Index evaluates Grok models weekly across code execution, fact-checking, and WDCD instruction compliance.

This vendor's models · Current YZ Index scores

Grok keeps sending gibberish responses to users

Affected users told TechCrunch they were using Grok Lite, and noticed the issues as early as Wednesday morning.

xAI Launches Grok 4.6 Model with Performance Approaching GPT-5.6 at Lower Pricing

xAI officially launched the Grok 4.6 model on August 12, 2026, priced at $2 per million input tokens, with cached input at $0.5 and output at $6. The

Woman claims her stepfather used Grok to transform childhood photo into explicit imagery

The woman claimed that AI tools are "taking everyday life and turning it into child sexual abuse."

xAI Grok 4.6 Release: Matches GPT-5.6 Sol Max Performance, Monthly Iteration Pace in Focus

On August 12, 2026, xAI released Grok 4.6, which matched GPT-5.6 Sol Max on the Intelligence Index combining nine benchmarks. Its pricing remains unch

SpaceX has bought $329M worth of Tesla Megapacks so far this year

The purchase illustrates just how interconnected Elon Musk's universe of companies are.

Elon Musk spends half his time talking robots and AI on Tesla earnings calls

An analysis of the last seven years of Tesla earnings calls shows just little attention Musk pays to Tesla's car business.

Judge denies xAI’s request to block Minnesota ban on ‘nudify’ apps

Despite a lawsuit from xAI, a Minnesota ban on apps that allow users to “nudify” images can move forward.

xAI Loses Bid to Block Minnesota AI Non-Consensual Nude Image Ban; Ban Takes Effect August 1 with $500,000 Penalties

A federal judge rejected xAI's request to halt Minnesota's HF 1606, which prohibits apps and websites from generating non-consensual intimate images.

SpaceX won’t remove all of xAI’s unpermitted turbines for another year

SpaceX is building a new power plant for xAI's Colossus data centers, but it won't remove existing, unpermitted turbines for many more months.

Elon Musk’s xAI is trying to sue its way out of a Grok reckoning

Musk defends Grok, says Minnesota's nudifying app ban is unconstitutional.

xAI Hires NVIDIA Researchers to Advance World Model, Plans to Release AI-Generated Games by End of Next Year

xAI hired two researchers from NVIDIA in the summer of 2025 to work on world model development, planning to first apply it to generating interactive 3

xAI can’t deny Grok makes CSAM anymore. So it’s suing users.

Elon Musk's xAI files first lawsuit against Grok user accused of making child sex images.

xAI Sues South Carolina Man for Misusing Grok to Generate CSAM, Marking First AI Company Lawsuit Against User

xAI filed a lawsuit against a 67-year-old South Carolina resident for violating terms of service by using Grok to convert non-sexual images into child

SpaceX falls to $135 IPO price ahead of Starship launch

The stock has steadily fallen from the euphoric post-IPO high, showing that markets may be sobering up to the promises CEO Elon Musk made before and a

xAI Grok API Key Leak Exposes 52 Models, 370,000 Conversations Indexed Publicly

On July 13, an employee of the U.S. Government Efficiency Department submitted a script named agent.py to a public GitHub repository, leading to the e

xAI Grok 4.5 Released: Coding and Agent Tasks Become Core Highlights

xAI has recently launched the Grok 4.5 model, which excels in coding and agent tasks and has been integrated into development tools like Cursor, with

xAI Grok 4.5 Publicly Launched, Claims Opus-Class Performance

On July 9, xAI opened Grok 4.5 to the public, claiming Opus-class performance. This marked the first time since the Fable 5 export control ban took ef

xAI and Cursor Jointly Release Grok 4.5: Pricing and Training Data Become Key Variables

On July 9, 2026, xAI and Cursor released the Grok 4.5 model, claiming to reach the level of Opus 4.7 with a speed of 80 tokens/s, priced at $2 per mil

Elon Musk praises Mythos/Fable, promises not to ‘cut off’ Anthropic

Should Anthropic trust Elon Musk to host its models? With about $40 billion in revenue at stake, Musk insists that the company can.

Musk Admits Anthropic's Current AI Leadership, Mythos/Fable Model Gains Recognition

On July 9, 2026, Elon Musk posted acknowledging his previous misjudgment of Anthropic, stating it is the current AI leader with the optimal Mythos/Fab