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Grok 4.3

Multimodalby xAI·Model page

xAI's Grok 4.3 multimodal LLM with a 1M-token context for text and image understanding.

Max output

Most tokens the model can return in a single response.

900Ktokens
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Design Arena

Design Arena ranks models on real-world front-end and design tasks — websites, UI components, data viz, SVG and more — through head-to-head human votes, scored as an ELO rating.
CategoryELOWin rateRank
UI component121246.2%#45
Website120745.1%#52
Code120345.1%#49
Data viz120046.1%#51
Game dev120045.8%#48

Pricing

per 1M tokens
Input$1.25 /1M
Output$2.5 /1M
Cache read$0.2 /1M
Web search$0.0050

Model Description

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...

Author
X
xAI
Organization
x-ai
Details
Downloads
Likes
AccessClosed Source
Context1M tokens
Input price$1.25 /1M
Output price$2.5 /1M
CreatedApr 30, 2026
Updated
View on Hugging Face
Benchmarks
Coding42.2
Agentic17.3
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Grok 4.3 — AI Model Details | Applied