Grok 4.1 is xAI's language model, starting at $0.2 / 1M input and $0.5 / 1M output. xAI's Grok 4.1 LLM, a refined iteration of Grok 4 with improved agentic tool-calling and a large context window.
Specifications
Canonical IDxai-grok-4-1
TypeLanguage
StatusActive
CreatorxAIxAI
Providers
Input ModalitiesText
Output ModalitiesText

Capabilities

Input1/5
Text
Image·
Audio·
Video·
PDF·
Output1/5
Text
Image·
Audio·
Video·
Embedding·
Capabilities0/13
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
$0.2$0.5

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$0.200$0.500Deprecated
Grok 4 Fast131K$0.200$0.500Deprecated
Grok 4 Fast Non-Reasoning2.0M$0.200$0.500Deprecated
Grok 4256K$3.00$15.00Deprecated
Grok 4.1$0.200$0.500Current

Model IDs

xai-grok-4-1