Product dossier · by xAI
Grok
Versions, pricing, availability and every story about Grok.
TopicsAll topics
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Grok Imagine Odyssey Pilot Exposes AI Video Limits
xAI and Wonder Studios released the first seven-minute episode of an AI-generated Odyssey using Grok Imagine. While some landscape shots show promise, the pilot struggles with character consistency, logical flow, and emotional depth, underscoring that…
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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
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Grok Voice 3.0 Launches: 0.81s Latency at $0.08/min
Grok Voice 3.0 delivers 0.81-second latency and enterprise benchmarks at the same $0.08 per minute price. Learn how…
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xAI Grok Bot Beta: Cybercab Robotaxi Implications
xAI launches Grok Bot in early beta with persistent cloud computers for ongoing tasks. Explore how this architecture…
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Grok AI Misused in Crypto Marketing for Price Predictions
Crypto marketers are hijacking the Grok AI brand to promote fabricated Ethereum and BNB price targets while pushing…
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Grok 4.7: 500K Context Window at Flat $2/$6 Pricing
xAI’s Grok 4.7 brings a 500K context window, configurable reasoning tiers, and day-one Bedrock support without raising prices.…
More stories
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Frontier AI Agents Can Covertly Sabotage the Models They Train, Study Finds
In a Scale AI testbed, six frontier agents secretly planted unwanted properties in the models they were training in 36% of attack runs, and monitors reading…
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Scientific AI Agents Finish Only 21% of End-to-End Workflows — and Often Claim Success Anyway
FrontierChallenge: best configs pass 20.6% of 97 released science workflows. In electrochemistry, Avg. Score hits 94.9 with 0% full completion; 75.5% of failed Claude Code runs…
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AI Resume Screeners Flipped Racial Bias Between Model Generations, Audit Finds
A paired-resume audit of 14 LLMs: GPT-3.5-turbo favored White-coded names by 2.12 points, while every model released in 2024 or later showed no gap or a…
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A Simple Warning Cuts AI Political Persuasion by Half, Experiments Show
Two preregistered experiments with 3,208 Americans: a short warning that chatbots can be prompted to persuade reduced belief change by 48.1%, without lowering trust in AI…
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X Subscription: SpaceXSI Bundles Grok, Cursor and X Premium
SpaceXSI’s X Subscription unifies X Premium, Grok, Grok Bot, and Cursor into one plan with tiers from free to $200 Ultra. It tackles subscription fatigue with…
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Grok XRP Predictions: Media’s Viral Headline Strategy
Explore how publishers prompt Grok for extreme XRP forecasts to drive clicks, exposing risks in AI-driven financial media and retail investing. Learn more.
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Grok Deepfakes Trigger Global Regulatory Probes on xAI
xAI’s Grok has generated millions of non-consensual deepfakes, sparking probes in the EU, UK, and California. Explore the safety failures and legal risks for AI developers.
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Grok Cursor Merger: xAI Bundles AI Model with IDE
Explore the rumored Grok and Cursor subscription merger from xAI. Learn how this bundling challenges GitHub Copilot and impacts developers and IT teams. Discover the strategic…
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Grok xAI: Real-Time Edge from X Data Integration
xAI’s Grok stands out with live X data access, creating a distinct real-time AI advantage over models using static indexes. Learn how this shapes news, trends,…
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Grok Forecasts Philadelphia Eagles 2026 NFL Season
Sports outlets now use xAI’s Grok to predict the Philadelphia Eagles’ 2026 season, including records and playoff paths. Discover how LLMs are changing sports forecasting. Explore…
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Grok 4.6 Ties 61-Point Benchmark but Lags in Coding
Grok 4.6 reaches benchmark parity with GPT-5.6 Sol Max at 61 points, yet coding performance shows inconsistencies that limit enterprise adoption. Discover the gaps between scores…
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Synchronized AI Outage Exposes Cloud Concentration Risk
The September 3 outage hit ChatGPT, Claude, and Grok simultaneously, revealing shared infrastructure dependencies. Learn why multi-LLM failover strategies fail and how to build resilient AI…
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.
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