Platform Profile
xAI
xAI develops advanced AI systems with a focus on understanding the universe and building maximally truthful systems.
Role
Frontier reasoning models
Stack
Grok series
Status
Active
xAI focuses on building AI that advances scientific discovery.
Related Coverage
- Grok 4.6 Lands in Google’s Enterprise Agent Platform Model Garden
On August 21, 2026, SpaceXAI made Grok 4.6 available on Google 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.
- SpaceXAI Includes Grok Bot With SuperGrok Plus and Cursor Pro+
On August 21, 2026, SpaceXAI 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.
- Grok 4.6 Arrives on Amazon Bedrock, a Week After Launch
On August 19, 2026, SpaceXAI made Grok 4.6 generally available on Amazon Bedrock at the same $2 / $0.50 cached / $6 per million tokens as the first-party API, with a 500k context window and low/medium/high/xhigh reasoning effort, in supported AWS Regions.
- SpaceXAI Opens Grok Build to Every Plan on Web and Mobile
On August 19, 2026, SpaceXAI 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 SpaceXAI APIs ship the same day.
- Guidelight Grades Frontier Labs on Control: Nobody Above a C+
On August 18, 2026, Guidelight AI Standards published its first public Control assessment of Anthropic, OpenAI, Google, xAI, and Meta. Information current through August 18; no lab scored above 3/5 on any of six practices. Anthropic and OpenAI tied at C+ (2.50); Google D+ (1.50); xAI D− (0.83); Meta F (0.67).
- Grok 4.6 Lands in GitHub Copilot Two Days After Launch
On August 14, 2026, SpaceXAI 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.
- SpaceXAI Releases Grok 4.6, Matching GPT-5.6 Sol on Artificial Analysis
On August 12, 2026, SpaceXAI released Grok 4.6—a post-training upgrade of Grok 4.5 aimed at long-running agents, coding, and interactive visual work—that ties GPT-5.6 Sol Max at 61 on the Artificial Analysis Intelligence Index, ships at $2/$6 per million tokens, and is live in Cursor, Grok Build, and the SpaceXAI API.
- SpaceXAI Opens Grok Bot Beta, Persistent AI Teammates With Their Own Computer
On August 11, 2026, SpaceXAI launched Grok Bot in early beta—always-on agents that share a cloud computer, sign into the same apps a coworker would, and hand work back only when they need approval—available first to SuperGrok Heavy, Cursor Ultra, and Cursor Teams Premium subscribers on desktop and iOS.
- SpaceXAI Adds Multi-Reference and 1080p to Imagine Video 1.5
On July 31, 2026, SpaceXAI upgraded Imagine Video 1.5 with text-, image-, and voice-reference conditioning (up to seven image references), native 1080p generation, and text-to-video—rolling out first to SuperGrok Heavy and Plus in the US on grok.com/imagine and iOS, with API support for image refs and 1080p on grok-imagine-video-1.5.
- SpaceXAI Ships Grok Voice Think Fast 2.0 With Top Speech-to-Speech Scores
On July 29, 2026, SpaceXAI released Grok Voice Think Fast 2.0—its next-generation speech-to-speech voice model—claiming 82.9% on Artificial Analysis’s Speech-to-Speech Quality Index, 0.70s time-to-first-audio, $0.08/min pricing, and a default swap for grok-voice-latest on August 5.
- Grok 4.5 Lands in GitHub Copilot
On July 28, 2026, SpaceXAI announced that Grok 4.5—its flagship coding model—is available in GitHub Copilot across cloud agents, Copilot CLI, and VS Code, selectable from the model picker (enterprise enablement required for some orgs), with API pricing at $2/$6 per million input/output tokens.
- SpaceXAI Launches Grok Build Mode for SuperGrok Heavy
On July 28, 2026, SpaceXAI introduced Build Mode—an early-beta product for SuperGrok Heavy subscribers that turns a chat prompt into a live website, app, game, or dashboard and publishes it to a shareable grok.me (or custom-domain) link on web, iOS, and Android.
- SpaceXAI Brings Grok Add-On to Google Workspace
On July 24, 2026, SpaceXAI launched a free Grok add-on for Google Workspace—one install for Sheets, Slides, and Docs from the Workspace Marketplace—so users can ask questions against open files, write formulas and charts, build decks, and draft documents in place, with optional connectors to email and Drive.
- SpaceXAI Adds Automations to Grok: Scheduled and Email-Triggered Jobs
On July 16, 2026, SpaceXAI launched Automations in Grok—describe a job once and Grok runs it on a schedule or when matching email arrives—available on grok.com and iOS/Android, with scheduled runs for everyone and email triggers on SuperGrok.
- SpaceXAI Open-Sources Grok Build Coding Agent
On July 15, 2026, SpaceXAI open-sourced Grok Build—its terminal coding agent and TUI—on GitHub (xai-org/grok-build), publishing the agent loop, tools, terminal UI, and extension system so developers can inspect, extend, or run the harness fully local-first.
- SpaceXAI Launches Grok 4.5, Co-Trained with Cursor
On July 8, 2026, SpaceXAI (formerly xAI under the SpaceX/AI stack branding) launched Grok 4.5—its strongest model yet for coding, agentic work, and knowledge tasks—trained alongside Cursor. It ships at $2/$6 per million tokens, ~80 tokens/sec, as default in Grok Build and on all Cursor plans, with API access via the SpaceXAI console; EU availability deferred to mid-July.
- SpaceXAI Adds 21 New Multilingual Flagship Grok Voices
On July 6, 2026, SpaceXAI released 21 new flagship voices for Grok Voice—joining the original five—all natively multilingual and available in the realtime Voice Agent API, Text-to-Speech API, and Grok Voice Agent Builder. The company also improved naturalness of the original five voices.
- SpaceXAI Introduces Grok Voice Agent Builder
On July 1, 2026, SpaceXAI announced the Grok Voice Agent Builder on its console—letting developers create and configure voice agents using Grok’s realtime Voice Agent API and TTS stack. The launch sits in the same week as Fable’s global restore and a few days before SpaceXAI’s large Grok Voice catalog expansion.
- xAI Launches Grok Build, a Terminal Coding Agent for SuperGrok and Premium+ Users
On May 25, 2026, xAI launched an early beta of Grok Build, a terminal-native coding agent and CLI available to all SuperGrok and X Premium Plus subscribers. The agent supports plan mode with step-level review, parallel subagents and worktrees, AGENTS.md/plugins/hooks/skills/MCP compatibility, headless mode for automation, and one-command install via curl.
- US Government Secures Early Access to Frontier AI Models from Microsoft, Google, and xAI for Security Testing
On May 5, 2026, the Center for AI Standards and Innovation (CAISI) at the US Department of Commerce announced agreements with Microsoft, Google DeepMind, and xAI to provide early access to new frontier AI models for national security and security risk evaluations before deployment, expanding prior partnerships and responding to concerns over advanced capabilities like those demonstrated by Anthropic's Mythos.
- SpaceX Acquires xAI, Unifying Rockets and Grok Under One Empire
On February 2, 2026, SpaceX announced it acquired xAI in an all-stock deal that made the Grok maker a wholly owned subsidiary—reported valuations around $1T for SpaceX and ~$250B for xAI (~$1.25T combined)—weeks after xAI’s $20B Series E.
- xAI Raises $20 Billion in Upsized Series E, Exceeding Its $15B Target
On January 6, 2026, xAI announced it closed an upsized Series E at $20 billion—above a $15 billion target—with Valor, StepStone, Fidelity, Qatar Investment Authority, MGX, Baron, and strategic investors NVIDIA and Cisco Investments backing Colossus-scale compute and Grok product expansion.