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Grok 4.20 Beta Reasoning (0309)

Grok 4.20 reasoning model with vision and tool support.

grok-4-20-beta-0309-reasoning
STABLEGet startedView uptime
2,000,000 context
Starting at $2.00/M input tokens (tiered)
Starting at $6.00/M output tokens (tiered)
Streaming
Vision
Tools
Reasoning
JSON Output
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All Providers for Grok 4.20 Beta Reasoning (0309)

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xAI
Context: 2M
Input
$2
/M tokens
Cached
$0.2
/M tokens
Output
$6
/M tokens
Tiered pricing available
IN
Cached
OUT
<= 200K tokens
$2
$0.2
$6
>200K tokens
$4
$0.4
$12
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