Question 1

What is Grok 4.6?

Accepted Answer

Grok 4.6 is SpaceXAI's smartest model with frontier performance on coding, knowledge work, and STEM.

Question 2

How much does Grok 4.6 cost?

Accepted Answer

Grok 4.6 costs $2.00/M input tokens and $6.00/M output tokens, with separate rates for Cache Read at $0.50/M tokens.

Question 3

What is the context length of Grok 4.6?

Accepted Answer

Grok 4.6 has a 500,000 token context window.

Question 4

Does Grok 4.6 support tool calling and structured outputs?

Accepted Answer

Yes. Grok 4.6 accepts tools and tool_choice for function calling. It also supports structured outputs via a JSON schema in response_format.

Question 5

What inputs and outputs does Grok 4.6 support?

Accepted Answer

Grok 4.6 accepts text, images and files such as PDFs as input and returns text.

Question 6

What other text models does SpaceXAI have?

Accepted Answer

Grok 4.5, Grok Build 0.1, Grok 4.3 and 2 more are other text models from SpaceXAI.

Question 7

When was Grok 4.6 released?

Accepted Answer

Grok 4.6 was released on 2026-08-12.

SpaceXAI: Grok 4.6

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