X Introduces Grok-4 Flagship Model with 256k Context Window and New Enterprise Features
What happened
Between the Jul 6, 2025 and Oct 11, 2025 captures of X's pricing page, Pulse recorded 11 changes: grok-2-vision-1212 multimodal model discontinued; grok-4 flagship model introduced with 256k context window at $3.00 input/$15.00 output per million tokens; grok-4-fast-non-reasoning model introduced with 2M context window at $0.20 input/$0.50 output per million tokens; grok-code-fast-1 model introduced with 256k context window at $0.20 input/$1.50 output per million tokens; grok-3-mini context window increased from 131072 to 132k tokens; Enterprise section introduced with SSO, audit logging, authorization controls, compliance features (SOC 2 Type 2, GDPR, CCPA, Zero Data Retention), and data residency; Search feature changed from 'Coming soon' to 'New' with real-time capability now available; grok-3-beta renamed to grok-3 (dropped beta designation); grok-4-fast-reasoning model introduced with 2M context window at $0.20 input/$0.50 output per million tokens; grok-3 context window increased from 131072 to 132k tokens; grok-3-mini-beta renamed to grok-3-mini (dropped beta designation). Pulse files it as a packaging change (plan removed, new plan, limit raised, feature added, feature change, plan renamed). Pulse's latest capture (Nov 9, 2026) lists grok-4.7 at $0.50 per 1M input tokens (cached) + $6 per 1M output tokens, grok-4.20-0309-reasoning at $2.50 per 1M output tokens + $0.40 per 1M input tokens (cached, long context), grok-imagine-video at $0.07 per output second (720p) + $0.01 per input second of video, grok-4.6 at $6 per 1M output tokens + $0.50 per 1M input tokens (cached) and grok-4.5 at $0.60 per 1M input tokens (cached, long context) + $2 per 1M input tokens.
This is the first pricing-page change Pulse has recorded for X. X has been tracked since 2025-10-11.
In the same window You.com, Synthesia, Read AI and Topaz Labs also changed their AI & Machine Learning pricing pages. Those moves are listed further down, and the Pulse Agent can compare them side by side.
- Removed—Plan
Beforegrok-2-vision-1212 multimodal model
AfterNot listed
- Added—PlanNot listedgrok-4 flagship model
- Added—Plan
BeforeNot listed
Aftergrok-4-fast-non-reasoning model
- Added—PlanNot listedgrok-code-fast-1 model
- +0.7%—Limit131072132k tokens
- AddedEnterpriseFeatureNot listedEnterprise section
- Reworded—FeatureComing soonNew
- Renamed—Plangrok-3-betagrok-3
- Added—Plan
BeforeNot listed
Aftergrok-4-fast-reasoning model
- +0.7%—Limit131072132k tokens
- Renamed—Plangrok-3-mini-betagrok-3-mini
| Plan | Field | Before | After | Change |
|---|---|---|---|---|
| — | Plan | grok-2-vision-1212 multimodal model | Not listed | Removed |
| — | Plan | Not listed | grok-4 flagship model | Added |
| — | Plan | Not listed | grok-4-fast-non-reasoning model | Added |
| — | Plan | Not listed | grok-code-fast-1 model | Added |
| — | Limit | 131072 | 132k tokens | +0.7% |
| Enterprise | Feature | Not listed | Enterprise section | Added |
| — | Feature | Coming soon | New | Reworded |
| — | Plan | grok-3-beta | grok-3 | Renamed |
| — | Plan | Not listed | grok-4-fast-reasoning model | Added |
| — | Limit | 131072 | 132k tokens | +0.7% |
| — | Plan | grok-3-mini-beta | grok-3-mini | Renamed |
Values as written on X's public pricing page in the two captures Pulse compared; where the page states no number, the cells give the wording before and after.
Evidence
The two captures Pulse comparedFull-page captures of X's pricing page (x.ai) from Jul 6, 2025 and Oct 11, 2025; the change is marked around the middle of the page, where grok-4 flagship model now appears.
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The two full-page captures with this change marked up are free with an account.
X, pricing history
Full history- May 5, 2026Price decreaseX debuts grok-4.3 at $1.25/$2.50 per 1M tokens, slashes grok-4.20 rates
- Feb 18, 2026ImprovementX adds real-time voice AI, drops structured outputs from API
- Q4 2025PackagingX Introduces New grok-4.1 Models with Enhanced Image Input Pricing and Tool Calling Features
- Q3 2025PackagingX Introduces Grok-4 Flagship Model with 256k Context Window and New Enterprise Features This change
Across AI & Machine Learning in the same window
All AI & Machine Learning changes- You.comOct 26You.com adds Inference Router API to run open-weight models via one endpoint
- You.comAug 4You.com: Web Search API now freemium (free 100/day + $5/1k after)
- SynthesiaNov 9Synthesia swaps Syren AI time cap for tiered video quotas, cuts Basic assets
- Read AINov 9Read AI: EU & CA hosting added to Enterprise+ plan
- Topaz LabsNov 9Topaz Labs ends web sale: Pro back to $599/yr, Video $299, Image $199
Questions about this change
Did X raise prices in October 2025?
No list-price increase was recorded between Jul 6, 2025 and Oct 11, 2025. The change Pulse detected was a packaging change: plan removed, new plan, limit raised, feature added, feature change, plan renamed.
What changed on X's pricing page between Jul 6, 2025 and Oct 11, 2025?
Plan removed: grok-2-vision-1212 multimodal model; plan added: grok-4 flagship model; plan added: grok-4-fast-non-reasoning model; plan added: grok-code-fast-1 model; limit: 131072 → 132k tokens (+0.7%); Enterprise feature added: Enterprise section; feature: Coming soon → New, reworded; plan: grok-3-beta → grok-3, renamed; plan added: grok-4-fast-reasoning model; limit: 131072 → 132k tokens (+0.7%); plan: grok-3-mini-beta → grok-3-mini, renamed. Pulse compared the captures it took on Jul 6, 2025 and Oct 11, 2025; the before/after table above lists each item as written on the page.
How often does X change its pricing?
Pulse recorded 0 other pricing-page changes for X in the 90 days before this one; X has been tracked since 2025-10-11.