Grok 4.7

Claims and evidence

• Released 21 September 2026 ● Primary source[1]Pricing and availability [4]September: Grok 4.7

• Status AvailableCurrent model on the xAI API when checked on 2026-10-01. ● Primary source[3]Details [5]Text API Pricing; Which model should I choose?

• Successor of Grok 4.6 ● Primary source[6]1 Introduction [1]Model Improvements

• Change · Size Uses a new, larger base model than Grok 4.6; xAI gives no parameter count.Compared with Grok 4.6 ● Primary source[1]Model Improvements
• Change · Training data xAI describes a longer reinforcement learning run on a harder task mix, weighted toward problems that take many hours.Compared with Grok 4.6 ● Primary source[1]Model Improvements
• Change · Safety Built with a new safeguard stack; xAI gives select cybersecurity partners invite-only access to its red-team capabilities for defensive research.Compared with Grok 4.6 ● Primary source[1]
• Change · Tool use Trained to work natively with xAI's Grok Bot agent harness; xAI also says it is better at checking its own work and handling long context.Compared with Grok 4.6 ● Primary source[1]Model Improvements

• Input text, image ● Primary source[3]At a glance: Modalities [2]At a glance: Modalities [6]1.1 Overview, list of channels
• Output text ● Primary source[3]At a glance: Modalities [2]At a glance: Modalities
• Context window 500,000 tokensThe release notes say 500k. Requests above 200K prompt tokens are billed at a higher rate. ● Primary source[3]At a glance: Context window [2]At a glance: Context window [4]September: Grok 4.7
• Parameters Not disclosedNot disclosed by xAI; the announcement says only that Grok 4.7 uses a new, larger base model than Grok 4.6. No claim madeNo source
• Access API, cloud partnerAlso offered in Cursor and in xAI's Grok Build coding agent, where it is the default model. The model card says xAI plans to add Grok 4.7 to its consumer apps and to X at a later date; consumer-app is left out. ● Primary source[1]Pricing and availability [2]Where it runs [7]Enable Grok models in Model Garden (model id xai/grok-4.7)

Lineage

Variants

No variants recorded in this record.

Related AI Radar coverage

• Introducing Grok 4.7xAI (Grok) · x.ai · 21 September 2026

All model releases from xAI on AI Radar →