$3.30/$16.50/M
ctx256Kmax128Kavail—tps—
InOutCap
xAI's most intelligent model with native tool use and real-time search integration. Claimed to outperform PhD-level on academic questions.
Beta version of Grok 3 Fast for faster responses.
Specifications
Context131,072
Maximum Output128,000
Inputtext
Outputtext
Performance (7-day Average)
Uptime
TPS
RURT
Pricing
Input$5.50/MTokens
Cached Input$1.38/MTokens
Output$27.50/MTokens
Usage Statistics
No usage data available for this model during the selected period
View your usage statistics for this model
Similar Models
$3.30/$16.50/M
ctx256Kmax128Kavail—tps—
InOutCap
July 9, 2025 snapshot of Grok 4, xAI's most intelligent model.
$3.30/$16.50/M
ctx256Kmax128Kavail—tps—
xAI's most intelligent model with native tool use and real-time search. Frontier-level performance on reasoning benchmarks.
$3.30/$16.50/M
ctx131Kmax128Kavail—tps—
InOutCap
xAI's advanced reasoning model with 1M token context, trained with 10x more compute than previous models on the Colossus supercluster.
Documentation
No documentation available
This model (grok-3-fast-beta) uses a dedicated API. Please refer to the official documentation for usage examples.