xAI

Irreplaceable Education Fund, Public Citizen, Heat Initiative and The Alliance for Secure AI filed suit on November 12 in San Francisco Superior Court against Anthropic, Google, Meta, OpenAI and xAI. Invoking California's Unfair Competition Law and a public-nuisance theory, they ask the court to bar the companies from developing or deploying AI systems more capable than their current most advanced models. The complaint leans on the companies' own warnings about catastrophic risk and on past incidents involving AI agents. The claims are allegations, and the defendants had not responded when the suit was reported.

A federal judge in Mississippi denied xAI's motion to dismiss the NAACP's Clean Air Act lawsuit over unpermitted gas turbines that power its Memphis-area data centers. The court found the plaintiffs have standing, that the turbines are not 'mobile sources' under Mississippi's air plan and that the citizen-suit provision is constitutional. It has not yet ruled on a preliminary injunction.

The S-1 states Anthropic's compute commitments: at least about $114.5B with Google, at least $110.0B with Amazon and at least $44.9B with Microsoft, and up to $120.5B with xAI, plus up to about $44.6B with Nscale and about $41.3B with Lambda. The terms mix minimums, ceilings and arrangements that can be cancelled on 90 days' notice, and the filing leaves its contractual-obligations table blank.

xAI has launched the SpaceX Super Intelligence Partner Network, an official program for companies that deploy Grok for enterprise customers or build plugins and integrations for it. It says more than 130 companies took part in early access and that engineers at more than 30 organizations have been trained through its Forward Deployed Engineer accreditation. Launch partners named include Bain & Company, Databricks, NVIDIA and Snowflake; many partner quotes on the page refer to Cursor.

Arena, formerly LMArena, said on Oct. 8 it raised a $200 million Series B at a $3.1 billion valuation, co-led by Lightspeed Venture Partners and Khosla Ventures, and that it has passed $100 million in annualized revenue. It also previewed an Alignment Index that scores 27 models on three failure modes found in about 90,000 Agent Arena sessions, using an LLM judge and rubrics Arena wrote. On Arena's numbers, OpenAI models take the top five places. The methodology and results are Arena's own.

Elon Musk posted that xAI's Grok Bot will use the 'best back end model for any given task,' naming Anthropic's Claude Opus 5.5 (as relayed), Midjourney and Suno — 'Whatever is most likely to give you the best outcome,' per City AM. The post describes a direction, not a documented launch or partnership; neither xAI nor Anthropic has published commercial terms, and the post did not specify routing, pricing, user controls or data handling.

An October 26 release on Apollo Global Management's website says SpaceX has reached a binding commitment to enter into an approximately $40 billion master finance lease for GPUs and related equipment with an Apollo-managed entity, subject to closing conditions, with closing expected before the end of 2026. Elon Musk had said on October 25 that SpaceX "closed $40B of debt for GPUs"; the release describes a commitment that has not yet closed. The deal was first reported on October 6 as early-stage talks.

On Oct. 5, OpenAI, Anthropic, Google and Meta testified under oath to New York’s City Council on a package of proposed AI bills. None put a number on catastrophic risk or promised that failing an internal or third-party safety test would block a release. xAI did not appear despite a Council subpoena; Speaker Julie Menin said the Council is pursuing it in court. The bills remain proposals — nothing has passed.

A September 29 accord signed by Trump and six technology leaders pledges internal controls, internal monitoring, external evaluation, and board oversight. Its text discusses possible future legislation rather than imposing a law.

xAI shipped Grok 4.7 at the same $2/$6 token prices as Grok 4.6, with a fast variant at 2× speed and 2× price. Lab tables lead EEBench and Harvey’s legal-agent bench; Andon’s Vending-Bench put it in the middle — closer to Opus 5.5 than to Sol.

xAI shipped Grok Voice Transcribe 2.0 at unchanged $0.10 batch / $0.20 streaming per hour. Lab short-phrase WER falls from 20.6% to 6.8%; xAI cites first place on Artificial Analysis’s streaming accuracy board among 32 models.

Anthropic CEO Dario Amodei published “We Must Pace the Frontier,” committing Anthropic unilaterally to METR-class evaluators with employee-like access. Sam Altman said OpenAI will do the same; Elon Musk said Dario is right. Pacing is not a halt.

xAI made Grok Bot available for enterprises with access, network, and audit controls — two weeks of free usage for Grok and Cursor Enterprise customers, including people without an existing seat.

xAI shipped the first Grok Bot integration with X: connect an X account, auto-provision a developer account if needed, and let paid Bot users spend complimentary X API credits to search posts, read timelines, check mentions, and pull trends. Lab calls it the first version of this integration.

OpenAI will stop serving Cursor after SpaceX’s acquisition of Anysphere closes, with a proposed November 12 cutoff.

xAI put Grok 4.6 on Microsoft Foundry in public preview at $2 input / $0.50 cached / $6 output per million tokens (Global Standard) — two weeks after the model GA and a week after Amazon and Google cloud ports. Watch: Foundry Learn docs list 200k context against xAI’s 500k card.

Nvidia said SpaceXAI will deploy Vera CPUs — the 88-core Olympus CPU Nvidia bills as built for agents — to orchestrate Grok’s next agentic workloads, scale Grok infrastructure on Vera Rubin toward gigawatts, and base its first-generation Starmind AI satellite on an optimized Vera Rubin NVL72 rack. Nvidia is the source for the reported plans. Starmind is planned, not a launch date.

xAI expanded Grok Bot from the August 11 Heavy/Ultra/Teams Premium beta to SuperGrok Plus, Cursor Pro+, Cursor Ultra, and all Cursor Teams plans. Enterprise remains on a waitlist. Same product line as the beta, new seat map — how xAI tries to make persistent teammates the default coding-plan extra, not a Heavy novelty.

xAI made Grok 4.6 available on Gemini Enterprise Agent Platform via Model Garden at $2 / $0.50 cached / $6 per million tokens — the same list as Bedrock two days earlier — with a 500k context window and low through xhigh reasoning effort. Google-cloud distribution follows the August 12 model GA.

xAI moved Grok Build out of SuperGrok Heavy early beta: describe an app, game, site, or dashboard in Grok and it builds live in chat on web, iOS, and Android, on every plan. Publish to grok.me, remix, custom domains, GitHub export, and in-app xAI APIs ship the same day.

xAI announced Grok 4.6 on Amazon Bedrock at the same $2 / $0.50 cached / $6 per million tokens as its first-party API, with a 500k context window and low, medium, high and xhigh reasoning effort.

Guidelight AI Standards graded Anthropic, OpenAI, Google, xAI, and Meta on six rogue-model control practices. No lab scored above 3/5 on any practice. Anthropic and OpenAI tied at C+ (2.50); Google D+; xAI D−; Meta F. Anthropic got a zero on containment despite the safety brand.

xAI said Grok 4.6 is live in GitHub Copilot across VS Code, cloud agents, and the Copilot CLI, with some businesses needing to enable the model in Copilot settings. API pricing remains $2/$6 per million tokens. Distribution ship — not a second model GA.

xAI released Grok 4.6 for agents and coding at $2/$6 per million tokens. Its launch table reports an AA Intelligence Index tie with GPT-5.6 Sol at 61 while trailing Sol/Fable on DeepSWE and Terminal-Bench; this account has not independently reproduced the comparisons.