How much does Grok 4.3 cost?

Grok 4.3 costs $1.25 per million input tokens and $2.50 per million output tokens. For a typical conversation (~2,000 tokens), that's approximately $0.005 per message.

What benchmarks has Grok 4.3 been tested on?

Grok 4.3 has not been benchmarked yet. Scores are added as benchmarks are published.

Is Grok 4.3 open source?

No, Grok 4.3 is a proprietary model by xAI.

How does Grok 4.3 compare to 3b De Ft Research_release?

Grok 4.3 has an average score of 0.0 while 3b De Ft Research_release scores 0.0. 3b De Ft Research_release slightly outperforms Grok 4.3 overall. See full comparison →

Home/Models/Grok 4.3

Grok 4.3

by xAI · Released Apr 2026

Multimodal1M Context

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Context

1.0M tokens (~500 books)

Input $/1M

$1.25

Output $/1M

$2.50

Type

multimodal

License

Proprietary

Benchmarks

0 tested

Data updated today

About

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...

No benchmark data available yet.

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