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Grok 4.3

xAI's reasoning-first model for tool use, long context, and enterprise workloads.

grok-4.3

STABLEGet Started View uptime

1,000,000 context

Starting at $1.25/M input tokens

Starting at $2.50/M output tokens

Streaming

Vision

Tools

Reasoning

JSON Output

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Select Provider

All Providers for Grok 4.3

LLM Gateway routes requests to the best providers that are able to handle your prompt size and parameters.

AWS Bedrock

Context: 1M

Input

$1.25

/M tokens

Cached

$0.2

/M tokens

Output

$2.5

/M tokens

Azure AI Foundry

Context: 20k

Input

$1.25

/M tokens

Cached

$0.2

/M tokens

Output

$2.5

/M tokens