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Amazon· Bedrock / NovaxAI’s Grok 4.6 is now available in Amazon Bedrock
xAI's Grok 4.6 now available in Amazon Bedrock with 500K token context window
xAI's Grok 4.6 is now available in Amazon Bedrock as of August 18, 2026, accessible via both bedrock-mantle and bedrock-runtime endpoints with support for the Converse API.
The model offers a 500K token context window and configurable reasoning effort at four levels, with cross-region inference options for US and global routing.
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Grok 4.6 launched on Bedrock on August 18, 2026. It offers a 500K token context window and supports configurable reasoning effort at four levels: low, medium, high, and xhigh.
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