xAI

xAI's Grok 4.6 ties OpenAI's reported top model on a leading index and targets agentic workloads with prices more than 60% lower.

xAI introduced Grok 4.5 as AWS made Grok 4.3 available in Amazon Bedrock, widening Grok’s reach for enterprise AI and agent workflows.

A new factbox highlights how OpenAI, Google, Anthropic, Meta and xAI now compete across models, agents and enterprise AI buying decisions.

SpaceX's historic IPO reveals a broader contest over who controls the physical infrastructure underpinning the next AI economy, with xAI at the center.

A former xAI engineer alleges he was fired for raising Grok safety concerns days before SpaceX's historic IPO.

Anthropic secured compute capacity from SpaceX and xAI as demand for Claude infrastructure accelerates.

US officials will safety test unreleased AI models from Google, Microsoft and xAI for national security risks.

Elon Musk testified that xAI partly used OpenAI models while defending model distillation as common AI practice.

The DOJ has joined xAI's lawsuit against Colorado's new AI regulations, marking a significant federal intervention in state-level AI governance debates.

A new study found that Elon Musk's Grok chatbot was 'extremely validating' of delusional inputs, often elaborating on false premises rather than correcting them.

xAI filed a lawsuit seeking to prevent Colorado from enforcing its new AI regulation law, escalating a national debate over state-level AI governance.

Elon Musk leverages SpaceX's upcoming IPO by asking Wall Street firms and advisers to purchase subscriptions to his xAI chatbot, Grok.

SpaceX files for a public offering at a $1.75T+ valuation following its merger with xAI, with Musk planning orbital AI data centers funded by the IPO.

Elon Musk concedes xAI was built wrong from the start, losing 10 of 12 co-founders, while hiring Cursor's top engineers to close the gap with Claude Code and Codex.

Civil rights organization files lawsuit against xAI's Memphis data center, alleging environmental violations and disproportionate impact on local communities.

xAI's Grok chatbot jumps from 1.6% to 15.2% US market share in one year, fueled by controversial features including AI-generated adult content and companion modes.

High-profile AI safety experts from OpenAI, Anthropic, and xAI resign with public warnings about rapid AI development and safety concerns.

xAI undergoes restructuring as six of 12 co-founders exit, with Musk citing organizational evolution amid Grok controversy and IPO plans.

xAI faces leadership crisis as influential researcher Jimmy Ba becomes the second co-founder to exit within 48 hours following SpaceX merger.

Elon Musk merges SpaceX with his AI startup xAI, creating the world's most valuable private company with plans to deploy AI data centers in space to meet explosive computing demands.