Grok Beta is xAI's language model with a 131K context window, starting at $5.00 / 1M input and $15.00 / 1M output. An early beta release of xAI's Grok LLM, providing access to the model's core conversational and reasoning capabilities before general availability.
Specifications
Canonical IDxai-grok-beta
TypeLanguage
StatusActive
CreatorxAIxAI
Providers
Context Window131K tokens
Input ModalitiesImage
Output ModalitiesText
Benchmarks
Intelligence Index
7.5
#342
MMLU-Pro
0.7
#202
GPQA
0.5
#339
HLE
0.0
#325
LiveCodeBench
0.2
#238
AIME
0.1
#117
Time to First Token
0.00s
#215
SciCode
0.3
#237
MATH-500
0.7
#116
Output TPS
0.0
#488

Capabilities

Input1/5
Text·
Image
Audio·
Video·
PDF·
Output1/5
Text
Image·
Audio·
Video·
Embedding·
Capabilities2/13
Reasoning·
Adaptive Reasoning·
Function Calling
Parallel Function Calling·
Structured Outputs·
Native JSON Schema·
Web Search
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching·
Assistant Prefill·

Pricing by Provider

US Dollar ($)
Per 1M tokens
ProviderStandard
Input
$ / 1M
Output
$ / 1M
xAI logo
xAI
xai/grok-beta
$5.00$15.00

Cost Calculator

US Dollar ($)
Preset:

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Grok 4.31.0M$1.25$2.50Available
Grok 4.202.0M$1.25$2.50Available
Grok 4.20 Multi-Agent2.0M$1.25$2.50Available
Grok 4.20 Multi-Agent Beta2.0M$1.25$2.50Available
Grok 4.20 Non-Reasoning2.0M$1.25$2.50Available
Grok 4.20 Reasoning2.0M$1.25$2.50Available
Grok 4.1 Fast2.0M$1.25$2.50Deprecated
Grok 4 Fast131K$0.200$0.500Deprecated
Grok 4 Fast Non-Reasoning2.0M$0.200$0.500Deprecated
Grok 4256K$1.25$2.50Deprecated
Grok Beta131K$5.00$15.00Current

Model IDs

grok-beta
xai-grok-beta
xai/grok-beta