API changeVerified

Grok 4.5

Grok 4.5 Grok 4.5, SpaceXAI's model for coding, agentic tasks, and knowledge work, is now available on the xAI API. Priced at $2 / 1M input tokens and $6 / 1M output tokens, with configurable reasoning effort (low, medium, or high; default high). See the Grok 4.5 overview and the announcement .

Evidence chain

xAI developer release notesOfficial · official

Grok 4.5 Grok 4.5, SpaceXAI's model for coding, agentic tasks, and knowledge work, is now available on the xAI API. Priced at $2 / 1M input tokens and $6 / 1M output tokens, with configurable reasoning effort (low, medium, or high; default high). See the Grok 4.5 overview and the announcement .

Open original source
xAI developer release notesOfficial · official

Grok 4.5 available in the EU Grok 4.5 is now available in the API console for EU users. See the Grok 4.5 overview . July 8

Open original source

External discussion

No reviewed external discussion has been linked yet. This does not change the evidence confidence.