SpaceXAI debuts Grok 4.6, overtaking Kimi K3's performance and matching GPT-5.6 Sol for world's third best on Artificial Analysis

Elon Musk's company SpaceXAI, formerly known as xAI, has released Grok 4.6, its latest frontier AI model, with a focus on long-running agents, coding and knowledge work — and a pricing strategy [...]

Grok 4.1 Fast's compelling dev access and Agent Tools API overshadowed by Musk glazing

Elon Musk's frontier generative AI startup xAI formally opened developer access to its Grok 4.1 Fast models last night and introduced a new Agent Tools API—but the technical milestones were imm [...]

Goodbye, Llama? Meta launches new proprietary AI model Muse Spark — first since Superintelligence Labs' formation

Meta has been one of the most interesting companies of the generative AI era — initially gaining a loyal and huge following of users for the release of its mostly open source Llama family of large l [...]

Elon Musk leaves DOGE amid tanking Tesla sales

Elon Musk has left his role as the de facto head of the Department of Government Efficiency (DOGE). “As my scheduled time as a Special Government Employee comes to an end, I would like to thank Pres [...]

xAI launches Grok 4.3 at an aggressively low price and a new, fast, powerful voice cloning suite

While Elon Musk faces off against his former colleague and OpenAI co-founder Sam Altman in court, Musk's rival firm xAI, founded to take on OpenAI, isn't slowing down on launching competitiv [...]

SpaceX's Grok 4.5 launches at half the price of rivals — here's why that could rattle Anthropic and OpenAI

Elon Musk's SpaceX released Grok 4.5 on Wednesday, the first artificial intelligence model the company has trained specifically for coding and autonomous agents — and the first tangible product [...]

Tech's biggest losers of 2025

It’s the end of another year, so it’s time for the Engadget staff to compile a list of the year’s biggest losers. We scour over articles from the previous 12 months to determine the people, comp [...]

Meta enters the AI coding wars with Muse Spark 1.2 and Muse Code with persistent async background agents

Meta today released Muse Code, a terminal-based AI coding agent now in beta, alongside Muse Spark 1.2, a coding-focused update to its Muse Spark family of frontier models — a one-two punch that puts [...]

Musk's xAI launches Grok 4.1 with lower hallucination rate on the web and apps — no API access (for now)

In what appeared to be a bid to soak up some of Google's limelight prior to the launch of its new Gemini 3 flagship AI model — now recorded as the most powerful LLM in the world by multiple ind [...]