S
SpaceXAI: x-ai/grok-4.3
x-ai/grok-4.3
1M context900K outReasoningTools
Released Apr 30, 2026Updated Nov 5, 2026
Grok 4.3 is a reasoning model from SpaceXAI. It accepts text and image inputs with text output, and is suited for agentic workflows, instruction-following tasks, and applications requiring high factual...
Inputs used for the providers' own purposes
At least one provider of this model uses your inputs for its own purposes, for example to train AI models. Do not enter personal data of third parties or sensitive data. You can object to this use at any time in your account settings or via "Manage consents" in the chat.
Read the privacy policyPricing
Input price
$1.25/ 1M tokens
Output price
$2.50/ 1M tokens
Compatible endpoints openaiVendor SpaceXAIProvider Routerah
Uptime
Performance
Loading performance data...
Usage & Ranking
Loading usage...
Supported parameters
All providers = every upstream serving this model supports it. Some providers = depends on which upstream handles the request. Default = the value sent when you leave the parameter unset.
| Parameter | Providers | Default |
|---|---|---|
| include_reasoning | Some providers | - |
| logprobs | Some providers | - |
| max_tokens | Some providers | - |
| reasoning | Some providers | - |
| reasoning_effort | Some providers | - |
| response_format | Some providers | - |
| seed | Some providers | - |
| structured_outputs | Some providers | - |
| temperature | Some providers | - |
| tool_choice | Some providers | - |
| tools | Some providers | - |
| top_logprobs | Some providers | - |
| top_p | Some providers | - |