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x-ai/grok-4-3
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Grok 4.3
Grok 4.3 is a reasoning model from xAI. It accepts text and image inputs with text output, and is suited for agentic workflows, instruction-following tasks, and applications requiring high factual...
4/30/2026
1,000,000 tokens
Specifications
Modalities
Input
text
image
file
Output
text
Supported Parameters
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