Google Cloud made Grok 4.6, its latest flagship AI model, available on Vertex AI today.
The model handles a 500k context window and supports configurable reasoning effort.
Pricing starts at $2 per 1 million input tokens.
What happened
Google Cloud announced Grok 4.6, its latest flagship model, is now available on Vertex AI through Model Garden. The model supports a 500k context window and adjustable reasoning effort levels (low, medium, high, xhigh).
Why it matters
Grok 4.6 is built for long-running agents and complex interactive and visual work, giving Vertex AI users access to a high-capacity reasoning model. Pricing is $2 per 1 million input tokens, $0.30 per 1 million cached input tokens, and $6 per 1 million output tokens.
What to watch
Developers can access Grok 4.6 immediately through Vertex Model Garden by visiting the model card; no rollout timeline or regional restrictions are mentioned.
Ask the AI about this article →
Google Cloud's announcement positions Grok 4.6 as a purpose-built model for demanding workloads — agents that run over extended periods and applications requiring both visual and interactive capabilities. The 500k context window is a substantial capacity, allowing the model to maintain awareness of long conversations or large documents in a single request. The tiered pricing structure reflects typical LLM (AI that understands and generates text) costs, with cached input tokens at a significant discount, incentivizing developers to reuse input data across multiple requests and reducing repetitive processing costs.
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