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Grok 4 20


Grok 4 20 is xAI logoxAI's language model with a 131K context window, starting at $3.00 / 1M input and $15.00 / 1M output. A versioned release of xAI's Grok 4 flagship model with multimodal reasoning and agentic tool-calling capabilities.
Spec
Canonical IDxai-grok-4-20
TypeLanguage
StatusActive
CreatorxAIxAI
Providers
Context Window131K tokens
Input ModalitiesText
Output ModalitiesText
Intelligence Index
Coding Index
40.5
#14
GPQA
0.9
#6
HLE
0.3
#6
IFBench
0.8
#1
Time to First Token
14.47s
#327
SciCode
0.4
#13
LCR
0.6
#41
TerminalBench Hard
0.4
#15
TAU2
0.9
#12
Output TPS

Capabilities

Input1/5
Text
Image·
Audio·
Video·
PDF·
Output1/5
Text
Image·
Audio·
Video·
Embedding·
Capabilities1/13
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

ProviderStandard
Input
$ / 1M
Output
$ / 1M
Oracle Cloud (OCI) logo
Oracle Cloud (OCI)
xai.grok-4.20
$3.00$15.00

Cost Calculator

Preset:
Compares every provider & tier in USD

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Grok 4.20 Multi-Agent2.0M$2.00$6.00Available
Grok 4.20 Multi Agent Beta2.0M$2.00$6.00Available
Grok 4 20 Non-Reasoning2.0MAvailable
Grok 4 20 Reasoning2.0MAvailable
Grok 4 20131K$3.00$15.00Current
Grok 4.1 Fast2.0M$0.200$0.500Available
Grok 4.1 Fast Non-Reasoning2.0M$0.200$0.500Available
Grok 4.1 Fast Reasoning2.0M$0.200$0.500Available
Grok 4 Non-Reasoning2.0M$2.00$6.00Available
Grok 4 Reasoning2.0M$2.00$6.00Available
Grok 4 Fast2.0M$0.200$0.500Available

Model IDs