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看起来价格还不错。 

Grok 4.3 is now available in the API. It’s the fastest, most intelligent model we’ve ever built, and tops leaderboards in agentic tool calling and instruction following. Some highlights: 

1 million token context window
Priced at $1.25 / 1m input and $2.50 / 1m output
Supports 3 reasoning efforts (low, medium, and high)