Product dossier · by xAI
Grok
Versions, pricing, availability and every story about Grok.
TopicsAll topics
Deals & partnerships · xAI
Partnership
Reflection AI signs ~$6.3B Colossus 2 compute deal with SpaceX
cnbc.com (source, opens in a new tab)Acquisition
SpaceX to acquire Cursor maker Anysphere in $60B all-stock deal
All-stock merger announced June 16, 2026 and closed August 14, 2026 per SpaceX SEC filings; Anysphere shareholders received about 389.3M SpaceX Class A shares. Cursor joins SpaceXAI's coding push.
reuters.com (source, opens in a new tab)Partnership
Google to pay SpaceX $920M a month for Colossus compute (~$30B through 2029)
Per SpaceX's SEC filing: about 110,000 NVIDIA GPUs from October 2026 to June 2029, ramping through September at a reduced fee; either side may terminate after Dec 31, 2026 with 90 days' notice (CNBC, Bloomberg).
cnbc.com (source, opens in a new tab)Partnership
xAI to provide Anthropic with Colossus 1 compute
x.ai (source, opens in a new tab)Partnership
HUMAIN invested $3B in xAI’s Series E
reuters.com (source, opens in a new tab)Acquisition
SpaceX acquires xAI
SpaceX acquires xAI; the company now operates as SpaceXAI.
x.ai (source, opens in a new tab)Funding
xAI raises $20B Series E
Upsized Series E above the $15B target. Valuation (~$230B) per CNBC report, not confirmed by xAI.
x.ai (source, opens in a new tab)Partnership
xAI and Saudi Arabia’s HUMAIN to build 500 MW+ data center and deploy Grok nationwide
Framework agreement at the US-Saudi Investment Forum: hyperscale GPU data centers in Saudi Arabia anchored by a 500 MW+ flagship site (NVIDIA GB300), xAI's first large deployment outside the US; Grok integrated into HUMAIN ONE. Value not disclosed.
x.ai (source, opens in a new tab)Partnership
Pentagon CDAO awards Anthropic, Google and xAI contracts of up to $200M each
ai.mil (source, opens in a new tab)Funding
xAI raises $5B equity alongside $5B debt
reuters.com (source, opens in a new tab)
Sources: company announcements & release notes, press reports.
Release timeline
Every Grok model release · 13 releases
Grok 4.7
docs.x.ai (source, opens in a new tab)Grok 4.6
docs.x.ai (source, opens in a new tab)Grok 4.5
docs.x.ai (source, opens in a new tab)Grok 4.3
docs.x.ai (source, opens in a new tab)Grok 4.20
docs.x.ai (source, opens in a new tab)Grok 4.1
x.ai (source, opens in a new tab)Grok 4 Fast
x.ai (source, opens in a new tab)Grok Code Fast 1
x.ai (source, opens in a new tab)
Show all 13 releases
Grok 4
x.ai (source, opens in a new tab)Grok 3
x.ai (source, opens in a new tab)Grok-2
x.ai (source, opens in a new tab)Grok-1.5
x.ai (source, opens in a new tab)Grok-1 (open weights)
x.ai (source, opens in a new tab)
Sources: company announcements & release notes.
Editor's picks
More stories
-
Russia Allows Foreign AI Models: No Ban on ChatGPT or Grok
Russian regulators confirm no ban on foreign AI platforms like ChatGPT, Grok, or DeepSeek. Explore the policy decision, its impact on developers, and why access to…
-
The wrong AI tool wrote your resume — and an AI just rejected it
The first empirical study of AI resume screening bias finds a 42 percentage-point hire-rate gap between the same candidate with identical qualifications, depending solely on which…
-
Grok V9-Medium: xAI Triples Parameters for Coding Focus
xAI’s Grok V9-Medium launches mid-June with triple the parameters, targeting software developers and enterprise teams. Explore its focus on code generation, inference economics, and how it…
-
AnthropicChat GPT · Claude · Gemini · Google · Grok · Open AI · Policy & Safety · Safety, Ethics & Society · xAiAI Chatbots Struggle with Real-Time Election News, Study Finds
A new benchmarking study shows top AI models like ChatGPT, Claude, Gemini, and Grok fall short on reliable real-time election and news information. Explore the gaps…
-
Grok Downloads Plunge 60%: xAI’s AI Hurdles
xAI’s Grok standalone app downloads have dropped nearly 60% amid competition from free LLMs like ChatGPT, Claude, and Meta AI. Unpack distribution challenges, stakeholder impacts, and…
-
-
Grok Skills: xAI’s Autonomous Real-Time Alerting
Discover xAI’s Grok Skills: an autonomous alerting system leveraging X’s real-time data firehose. Create custom AI agents for tailored news briefings on topics, markets, or events.…
-
-
xAI Grok Now Available on Google Cloud Gemini Platform
Discover how xAI’s Grok models are integrated into Google Cloud’s Gemini Enterprise Agent Platform, enabling seamless API access for enterprises. Explore the strategic implications and benefits…
-
Grok 4.3: xAI’s Cost-Cutting Push for AI Agents
xAI’s Grok 4.3 offers 40% lower input token pricing and enhanced agentic performance, targeting developers building affordable AI workflows. Explore impacts on costs, reliability, and enterprise…
-
X’s Custom Timelines: Grok AI for Personalized Feeds
Explore X’s new Custom Timelines feature, powered by Grok AI, allowing users to create dynamic, personalized content feeds with simple prompts. Discover the benefits, risks, and…
-
Tesla’s Hey Grok Update: xAI AI in Vehicles
Tesla’s 2026.14 update introduces the ‘Hey Grok’ wake word, integrating xAI’s LLM for conversational AI in cars. Explore strategic impacts, privacy concerns, and how it positions…
Versions & specs
Model · date · context · max output · price per 1M tokens (in/out, cached) · modalities · cutoff · license
| Model | Released | Context | Max output | Price in / out (per 1M) | Modalities | Knowledge cutoff | License / access | Spec source |
|---|---|---|---|---|---|---|---|---|
| Grok 4.7 | Sep 21, 2026 | 500K | — | $2 / $6 cached $0.5 Higher rate above 200K context; also on Vertex AI and Microsoft Foundry. | Text, image in → text out | May 2026 | Proprietary (API & app) | docs.x.ai |
| Grok 4.6 | Aug 12, 2026 | 500K | — | $2 / $6 cached $0.5 Higher rate above 200K context. | Text, image in → text out | — | Proprietary (API & app) | docs.x.ai |
| Grok 4.5 | Jul 8, 2026 | 500K | — | $2 / $6 cached $0.3 Higher rate above 200K context. | Text, image in → text out | — | Proprietary (API & app) | docs.x.ai |
| Grok 4.3 | Apr 30, 2026 | 1M | — | $1.25 / $2.5 cached $0.2 Higher rate above 200K context. | Text, image in → text out | — | Proprietary (API & app) | docs.x.ai |
| Grok 4.20 Grok 4.20, Grok 4.20 Multi-agent | Mar 10, 2026 | 1M | — | $1.25 / $2.5 cached $0.2 Higher rate above 200K context. | Text, image in → text out | — | Proprietary (API & app) | docs.x.ai |
| Grok 4.1 | Nov 17, 2025 | — | — | — | Text, image in → text out | — | Proprietary (API & app) | x.ai |
| Grok 4 Fast | Sep 19, 2025 | 2M | — | $0.2 / $0.5 cached $0.05 Prompts ≥128K: $0.40 in / $1.00 out. | Text, image in → text out | — | Proprietary (API & app) | x.ai |
| Grok Code Fast 1 | Aug 28, 2025 | 256K | — | $0.2 / $1.5 cached $0.02 Launch price; model id now aliased to grok-build-0.1 ($1/$2). | Text in → text out | — | Proprietary (API) | x.ai |
| Grok 4 Grok 4, Grok 4 Heavy | Jul 9, 2025 | 256K | — | — | Text, image in → text out | — | Proprietary (API & app) | x.ai |
| Grok 3 Grok 3, Grok 3 mini (Think) | Feb 19, 2025 | 1M | — | — | Text, image in → text out | — | Proprietary (API & app) | x.ai |
| Grok-2 Grok-2, Grok-2 mini | Aug 13, 2024 | — | — | — | Text, image in → text out | — | Proprietary (API & app) | x.ai |
| Grok-1.5 | Mar 28, 2024 | 128K | — | — | Text in → text out | — | Proprietary (API & app) | x.ai |
Vendor benchmark claims
- Grok 3: AIME 2025 93.3% (Grok 3 Think, cons@64, vendor claim) · GPQA 84.6% (vendor claim) · LiveCodeBench 79.4% (vendor claim)
Benchmarks as published by the vendor at launch; not independently verified by i10x.
Sources: company announcements & release notes. Prices = standard API list price in USD per 1M tokens at time of release or current docs; batch is typically 50% off.
Try Grok in i10X
Compare it side by side with GPT, Gemini and Grok in one workspace.
Try Grok in i10X ›