xAI · Language models

Grok 4.6

Name: Grok 4.6
Author: xAI

xAI's flagship model, released August 12, 2026 with a 500K-token context window, available via the xAI API, GitHub Copilot, and Amazon Bedrock. xAI became a wholly owned subsidiary of SpaceX in a $1.25 trillion combined-valuation deal in February 2026, folding in the X platform alongside it.

Free tier (limited) + SuperGrok ~$30/mo, SuperGrok Heavy ~$300/mo; API $2/$6 per million input/output tokens under 200K-token prompts, $4/$12 above that

Source · verified 2026-09-09

Grok 4.6 in the news

xAI releases Grok 4.7: a larger base model built for coding and long agent runs2026-09-21 NSA, FBI, and CISA name six Chinese AI firms running industrial-scale extraction against US models2026-09-08 SpaceXAI opens Grok Bot to the enterprise, three weeks after shipping it without admin controls2026-09-03 SpaceX closed its $60 billion purchase of the company behind Cursor2026-08-14

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