> ## Documentation Index
> Fetch the complete documentation index at: https://docs.kymaapi.com/llms.txt
> Use this file to discover all available pages before exploring further.

# xAI

> xAI's text & code models on Kyma — Grok 4.5, Grok Build, Grok 4.3 and 2 more.

5 xAI text & code models on Kyma.

| Model ID                       | Best for                                         | Per 1M                  |
| ------------------------------ | ------------------------------------------------ | ----------------------- |
| `grok-4.5`                     | Hard reasoning and agentic work at long context  | \$5.40 in · \$16.20 out |
| `grok-build`                   | Agentic coding, debugging, fast tool use         | \$2.70 in · \$5.40 out  |
| [`grok-4.3`](/models/grok-4.3) | General, reasoning, agentic coding, long context | \$3.38 in · \$6.75 out  |
| `grok-4.20-multi-agent`        | Problems worth spending several agent passes on  | \$3.38 in · \$6.75 out  |
| `grok-4.20`                    | Very long documents and codebases in one prompt  | \$3.38 in · \$6.75 out  |