Pricing, context window and lifecycle for x-ai/grok-4.5, tracked from what the vendor publishes.
| Input | $2.00 |
| Output | $6.00 |
| Cache read | $0.300 |
| Model ID | x-ai/grok-4.5 |
| Vendor | xAI |
| Context window | 500,000 tokens |
| Knowledge cutoff | - |
| End of life | none published |
frequency_penalty, include_reasoning, logprobs, max_tokens, presence_penalty, reasoning, reasoning_effort, response_format, seed, stop, structured_outputs, temperature, tool_choice, tools, top_logprobs, top_p