Grok 4.3 (Fast)

xAI ▪ grok-4.3-non-reasoning

Chat with Grok 4.3 (Fast)

Input Pricing$1.25/M tokens

Output Pricing$2.50/M tokens

Capabilities

Context Window

1,000,000 tokens

Max Output

Not specified tokens

Knowledge Cutoff

Not specified

Modalities

Input: text, image

Output: text

Latency

761 ms

Median time to first token over the last 30 days (397 samples).

Pricing Details

Grok 4.3 (Fast) token pricing (USD per 1M tokens)
Token type	Price (USD / 1M tokens)
Input tokens	$1.25
Output tokens	$2.50

Model Information

Provider: xAI
Model Slug: grok-4.3-non-reasoning

Compare to other xAI models

Grok 2
$2.00 / $10.00 per M tokens
Grok 3
$3.00 / $15.00 per M tokens
Grok 3 Mini
$0.25 / $0.50 per M tokens
Grok 3 Mini (Fast)
$0.60 / $4.00 per M tokens
Grok 4
$3.00 / $15.00 per M tokens
Grok 4.1 Fast
$0.20 / $0.50 per M tokens

View all xAI models →

Home AI Models API Privacy Terms Feedback