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xAI’s Grok 4.6 is now available in Amazon Bedrock.

AWS Machine Learning BlogCompany announcement·
AI brief

xAI's Grok 4.6 is now available in Amazon Bedrock. It is described as a frontier model for long-running agents, coding and knowledge work, with a 500K token context window and four reasoning effort levels.

Why it matters: It gives Bedrock users access to a model built for long-running agentic and coding tasks.

Written by AI from AWS Machine Learning Blog's published text.

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“xAI's Grok 4.6 is now available in Amazon Bedrock: a frontier model for long-running agents, coding, and knowledge work, with a 500K token context window and four reasoning effort levels.”
AWS Machine Learning Blog, 21 Sept 2026, 18:30.

Published by the organisation it describes; treat claims as first-party statements.

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