Grok 4.20 Non-Reasoning is xAI's language model with a 2.0M context window, available from 3 providers, starting at $1.25 / 1M input and $2.50 / 1M output. The non-reasoning variant of xAI's Grok 4.20 flagship LLM, optimized for fast agentic tool calling and low hallucination rates without chain-of-thought overhead.
Specifications
Canonical IDxai-grok-4-20-non-reasoning
TypeLanguage
StatusActive
CreatorxAIxAI
Providers
Context Window2.0M tokens
Input ModalitiesImagePDFText
Output ModalitiesText
Release Date · 4 months ago
Benchmarks
Intelligence Index
21.8
#157
GPQA
0.8
#135
HLE
0.2
#69
IFBench
0.5
#170
Time to First Token
0.47s
#263
SciCode
0.3
#224
LCR
0.2
#281
TerminalBench Hard
0.2
#169
TAU2
0.6
#162
Output TPS
0.0
#491

Capabilities

Input3/5
Text
Image
Audio·
Video·
PDF
Output1/5
Text
Image·
Audio·
Video·
Embedding·
Capabilities4/13
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
ProviderStandardBatch
Input
$ / 1M
Output
$ / 1M
Cache Read
$ / 1M
Input
$ / 1M
Output
$ / 1M
Cache Read
$ / 1M
Google Vertex AI logo
Google Vertex AI
vertex_ai/xai/grok-4.20-non-reasoning
$2.00$6.00$0.2
Vercel AI Gateway logo
Vercel AI Gateway
xai/grok-4.20-non-reasoning
$1.25$2.50$0.2
xAI logo
xAI
grok-4.20-non-reasoning
$1.25$2.50$0.2$0.625$1.25$0.1

Cost Calculator

US Dollar ($)
Preset:

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Grok 4.5500K$2.00$6.00Available
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$2.50Current
Grok 4.20 Reasoning2.0M$1.25$2.50Available
Grok 4.1 Reasoning2.0M$0.200$0.500Deprecated
Grok 4.1 Fast2.0M$0.200$0.500Deprecated
Grok 4.1 Fast Non-Reasoning2.0M$0.200$0.500Deprecated
Grok 4 Fast131K$0.200$0.500Deprecated

Model IDs

grok-4-20-0309-non-reasoning
grok-4-20-non-reasoning
grok-4.20-0309-non-reasoning
grok-4.20-non-reasoning
publishers/google/models/grok-4.20-non-reasoning
vertex_ai/xai/grok-4.20-non-reasoning
xai-grok-4-20-non-reasoning
xai/grok-4.20-beta-0309-non-reasoning
xai/grok-4.20-non-reasoning
xai/grok-4.20-non-reasoning-beta