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Grok 4.6 — Model Tracker

Grok 4.6 in the Model Tracker: every value read on the maker's own pages, with its day.

Maker: SpaceXAI LLC — x.ai, read 2026-10-16
Released: 2026-08-12 — x.ai, read 2026-10-16
Status: Generally available — docs.x.ai, read 2026-10-16
Retired: Not confirmed
Takes: Text, Image — docs.x.ai, read 2026-10-16
Returns: Text — docs.x.ai, read 2026-10-16
Open weights: Not confirmed: The reviewed maker pages do not state whether Grok 4.6's weights are open.
Licence: Not confirmed: The reviewed maker pages do not name a licence for Grok 4.6.
Context window: 500,000 tokens — docs.x.ai, read 2026-10-16
Longest answer: Not confirmed: The release note says there is “no text output limit,” but does not give a numeric maximum output length.
Knowledge cutoff: Not confirmed: The reviewed maker pages do not state Grok 4.6's knowledge cutoff.
API price, input: USD 2 per 1M tokens — docs.x.ai, read 2026-10-16
API price, output: USD 6 per 1M tokens — docs.x.ai, read 2026-10-16
Where: Not confirmed: two readings disagree: ["api"] and ["api","app","cloud"]
Parameters: Not confirmed: The reviewed maker pages do not publish a parameter count for Grok 4.6.
Model card: Not confirmed: The reviewed maker pages do not identify a model card or system card for Grok 4.6.

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