On 19 August 2026, xAI published on its news site:

Today, we’re excited to announce that Grok 4.6 is now generally available on Amazon Bedrock.

What was announced

From x.ai/news/grok-4-6-amazon-bedrock:

  • Grok 4.6 is generally available on Amazon Bedrock
  • Context window stated as 500k
  • Configurable reasoning efforts: low, medium, high, xhigh
  • Listed prices:
    • Input: $2 per 1 million tokens
    • Cached input: $0.50 per 1 million tokens
    • Output: $6 per 1 million tokens

The page also points to the earlier Grok 4.6 model announcement.

Context

This is a cloud availability note for Grok 4.6 on AWS Bedrock. It is separate from the later Microsoft Foundry listing.

Limits of this report

No independent check of Bedrock regions, quotas, or whether these prices changed after 19 August is included. Only the figures on that news page are reported.

Source

Grok 4.6 on Amazon Bedrock, x.ai news, 19 August 2026.