Grok Bot: SpaceXAI's AI Coworkers Get Their Own Computers

On August 11, 2026, SpaceXAI put Grok Bot into early beta: an AI agent product built on the idea that an AI should not just answer you, but take the work off your plate. Each Bot gets its own dedicated computer in the cloud, signs into the Gmail, CRM, and web apps your team already uses, and completes jobs end to end — coming back only when a decision or approval is needed. Ten days later, on August 21, the beta widened from the three most expensive premium tiers to SuperGrok Plus, Cursor Pro+, and every Cursor Teams plan, with a limited free trial for everyone else. Then, on August 26, SpaceXAI removed the tier gate altogether: the company announced on X that every SuperGrok and Cursor Pro subscriber — the $30/month base tier and the $20/month Cursor Pro tier included — now has Grok Bot access, with weekly usage limits reset for all users. A week later, on September 2, SpaceXAI brought Grok Bot to Android, listing the agent on Google Play. The model underneath is Grok 4.5, the 500K-context frontier model xAI shipped on July 8, 2026, and the same one you can call today through an API. That combination — a product with a computer, and a frontier model doing the thinking — is why this launch is more interesting than another model release.

It is also the first product to come out of the xAI–Cursor merger. SpaceX agreed in June 2026 to acquire Anysphere, the maker of Cursor, for $60 billion in stock; Grok 4.5 was the first model built with Cursor's developer data, and Grok Bot is the first co-branded product from the combined SpaceXAI. What began as an internal prototype — sales, marketing, office ops, bug fixing — is now the company's public bet on how AI agents should be built. The bet is specific: give each agent a computer, let it use your tools the way a person does, and let it keep working when you close your laptop.

What Grok Bot actually is

"AI teammates you can give real work to" is SpaceXAI's own description, and the mechanics matter more than the slogan. Every Bot runs on its own cloud computer, which means it can operate software directly inside the tools where the job actually happens — navigating a website, entering information, working a portal — through the same interfaces a human would use. That is the architectural difference from most agents, which need a clean API or an MCP connector to exist before they can touch a given service. Grok Bot needs the web UI to exist, and that is it. The launch post puts it plainly: "They sign in to your tools, use them just like you do, and come back with finished work."

Two capabilities make it feel less like a chatbot and more like an employee. The first is learning by watching: you demonstrate a task once, the Bot saves the steps as a reusable routine, and your corrections teach it how to handle similar work next time. The second is memory — Bots retain context across conversations, pick up your preferences and working style, follow up on threads that go quiet, and get more proactive the longer you use them. SpaceXAI's framing is that your role shifts from constant operator to supervisor.

All of that is vendor-reported, and this is a day-one beta, so treat the reliability claims as claims. On complicated, multi-step workflows, the product will need broader testing before anyone can trust it unattended. The direction, though, is unmistakable: the agent is expected to run without you.

The model underneath: Grok 4.5

Grok Bot does the orchestration; Grok 4.5 does the thinking. Grok 4.5 is the flagship SpaceXAI released on July 8, 2026 — the first model trained with Cursor, built on a roughly 1.5-trillion-parameter base foundation and supplemented with trillions of tokens of real developer session data: debugging traces, multi-file edits, and corrections. Its independent numbers hold up: an Artificial Analysis Intelligence Index around 55.8, a Coding Index of 72.4, a 500K-token context window, and SWE-bench Verified at 86.6% independently reported via vals.ai. The model is priced at $2 per million input and $6 per million output tokens, with a long-context twist worth knowing: above 200K prompt tokens, xAI's tiering doubles those rates to $4/$12 — a real consideration for agent runs that stuff an entire repository into context.

Everything in the paragraph above is either independently measured or a published price. What is vendor-reported and unreproduced: Elon Musk's claim that Grok 4.5 is "an Opus-class model, but faster, more token-efficient and lower cost," and xAI's efficiency figure that Grok 4.5 averages roughly 15,954 output tokens per resolved SWE-bench Pro task versus 67,020 for Claude Opus 4.8 — a 4.2× token-efficiency advantage that, if it holds, compounds with the cheaper per-token price into a large cost-per-task gap. Label it as the claim it is.

How Grok Bot stacks up against the other agent workspaces

Grok Bot is entering a field that already has serious entries: Anthropic's Claude Cowork, OpenAI's ChatGPT Agent, Perplexity's Computer, and the assistants Microsoft and Google have been pushing into their stacks. The most direct comparison is Claude Cowork, which also markets itself as an AI coworker, and the two take opposite architectural bets. Cowork runs in a sandbox on your own machine — a containerized Linux environment on your Mac — and works on files you explicitly grant it access to, reaching external services through connectors and the Chrome extension. Grok Bot runs on a cloud computer it owns and reaches your tools through the same web UIs you use, with no per-service integration required.

The tradeoff is real and worth stating plainly. Cowork's local sandbox keeps your files on your hardware, which is a privacy advantage, but it cannot keep working when your machine is off, and it needs an integration — connector, extension, or script — to touch each new service. Grok Bot's cloud computer works around the clock and can reach any web app, but the data it handles lives in SpaceXAI's cloud, and the whole model is "sign into my tools" — which makes prompt-injection protection a first-order security problem, not an afterthought. Anthropic has been explicit about that same risk class for Cowork; Grok Bot's architecture leans into it by design.

Pricing, and what the subscription actually buys

Grok Bot has no standalone price. Access is bundled into SuperGrok and Cursor subscriptions, on desktop (Mac, Windows, Linux), iOS, and now Android — the Android app arrived on Google Play on September 2 and uses the same account and weekly quota as the desktop and iOS apps, with no separate mobile subscription. At the August 11 beta launch, access was limited to the three most expensive tiers: SuperGrok Heavy at $300/month, Cursor Ultra at $200/month, and Cursor Teams Premium at $120 per seat per month. On August 21 SpaceXAI widened the beta to SuperGrok Plus at $100/month, Cursor Pro+ at $60/month, and every Cursor Teams plan, from Standard at $40 per user per month on monthly billing up through Premium. Five days later it widened again: per the company's announcement on X, every SuperGrok and Cursor Pro subscriber now has Bot access — the $30/month base SuperGrok tier and the $20/month Cursor Pro tier included — and SpaceXAI reset weekly usage limits for all users as the beta's test pool grows. Everyone outside those subscriptions still gets a limited-usage free trial — a usage credit with a seven-day window, drawn down by agent steps and tokens rather than by messages. The enterprise version is still listed as coming soon, with a waitlist open, and there is still no a la carte price.

That pricing matters when you separate the product from the model. The subscription buys the orchestration layer — the cloud computers, the multi-bot coordination, the memory and routine system — not just tokens. Metering Grok 4.5 raw through an API at $2/$6 per million tokens, even a $60 Cursor Pro+ seat covers a large volume of tokens; but the API price buys the model, not the coworkers, the computers, or the team chat. They are different products priced differently, and which one you want depends on whether the value is in the orchestration or in the raw reasoning.

If it is the model you want, Grok 4.5 is available on OrcaRouter at xAI's list price passed through with zero markup — $2/$6 per million tokens with the 500K context window, on the same OpenAI-compatible endpoint as 200-plus other models. Because the price is a pass-through, an xAI price cut lands on your bill the same day. And the value proposition goes beyond price: you can route Grok 4.5 for the cheap, high-volume passes of an agent workload, fail over automatically to a different model when a request looks risky or a provider stumbles, and use the routing DSL to compose Grok 4.5 with a second model in a single call. If your takeaway from this launch is “I want a Grok-powered agent,” you do not need a subscription to start building one — the engine behind it is callable today.

What to watch

• The engine got newer on schedule: Grok 4.6 shipped on August 12, 2026 — inside the August 10–14 window the company had signaled. It keeps Grok 4.5's $2/$6 per-million-token pricing and 500K context and, per xAI's release notes, adds self-verification: checking its own work during long agentic runs, which is exactly the reliability surface Grok Bot depends on. Whether the product has already been moved onto Grok 4.6 is not confirmed. Grok 4.7, at a claimed ~2.1 trillion parameters, is said to follow a few weeks later.

• The rollout is pacing quickly. Ten days after the beta launched behind the three most expensive tiers, access widened to SuperGrok Plus, Cursor Pro+, and every Cursor Teams plan — the acquisition formally closed on August 14, and Cursor's subscriber base is visibly serving as the distribution channel. Five days after that, on August 26, the tier gate came off entirely: SpaceXAI announced on X that every SuperGrok and Cursor Pro subscriber — base tiers included — now has access, and reset weekly usage limits for everyone. The free trial, metered by agent steps and tokens with a seven-day window, functions as a sampler for non-subscribers; whether the widened beta converts into paid seats is one of the first real tests of demand. What remains gated is the free tier and the enterprise waitlist.

• Platform coverage has nearly closed. Grok Bot's August 11 beta ran on desktop and iOS; on September 2 the app reached Android, listed on Google Play for Android 9 and up. TestingCatalog — which had earlier spotted a hidden Grok-Bot entry inside the mobile app — flagged the arrival, and SpaceXAI's announcement on X confirmed it the same day. As with the iOS companion that shipped at launch, the Android app is effectively a remote for the Bot's cloud computer: you can message a Bot, watch a task run, and approve the actions that need a human from your phone while the work keeps executing in the cloud. With Android out, the enterprise tier is the remaining gate — and a serious enterprise customer will wait to see data residency and admin controls before trusting an agent that signs into the company Gmail.

• Whether the cloud-computer approach survives contact with real security requirements. An agent that signs into your tools is a powerful target. The bet is that giving agents their own computers — and the supervision tooling to go with it — is the right way to let them work unattended. The beta is the test.

The honest summary is this: Grok Bot is the productized version of the bet that AI agents are coworkers with their own computers, not smarter chatbots. The model underneath — Grok 4.5 — is real, independently benchmarked, and already callable on an API. Whether the product justifies the subscription — the entry bar has now dropped from SuperGrok Heavy's $300 to a $20 Cursor Pro or $30 SuperGrok seat, or the free trial — is a question the widened beta has to answer; whether the model is worth using is already answered.