xAI logo

Grok 4.20

GrokCurrent
byxAIxAI(ai lab)
Released March 31, 2026
API DocsPlayground
77
OpenTools Scorenormalized /100
19.3
Valuescore / $M
OpenTools Score
Context2M tokens
Price (In / Out)$2.00/M / $6.00/M
CategoryMultimodal LLM

About Grok 4.20

Grok 4.20 is a multimodal llm from xAI. Supports up to 2,000,000 token context window. Available from $2.00/M input tokens.

Capabilities

textvisioncode

Input Modalities

textimagefile

Output Modalities

text

Technical Details

API Identifier
x-ai/grok-4.20
Category
Multimodal LLM
Context Window
2,000,000 tokens

Tags

multimodallong-context

Pricing

Token pricing for Grok 4.20 API usage.

Input Tokens

$2.00/M

per million tokens

Output Tokens

$6.00/M

per million tokens

Pricing Calculator

Input cost$2.00
Output cost$3.00
Estimated monthly cost$5.00

Cache read: $0.2000/M tokens

Competing Models

Same pricing tier — direct alternatives to Grok 4.20

specialty
Qwen3-VLalibaba
80
200
$0.20/M / $0.60/MCompare
GPT-5.4 Nanoopenai
$0.20/M / $1.25/MCompare
Qwen3.6 Plusalibaba
47
41.1
$0.33/M / $1.95/MCompare
Gemma 4 26B A4Bgoogle
-- / --Compare
Mistral Small 4mistral
$0.15/M / $0.60/MCompare
Claude Opus 4.7anthropic
78
5.2
$5.00/M / $25.00/MCompare
Llama Guard 4 12Bmeta
$0.18/M / $0.18/MCompare
Grok 4.20 Multi-Agentxai
$2.00/M / $6.00/MCompare
Nova 2 Liteamazon
$0.30/M / $2.50/MCompare
Sonar Pro Searchperplexity
$3.00/M / $15.00/MCompare
Seed-2.0-Litebytedance
$0.25/M / $2.00/MCompare
Kimi K2.5moonshot-ai
$0.38/M / $1.72/MCompare
MiMo-V2-Omnixiaomi
$0.40/M / $2.00/MCompare
Reka Edgereka
$0.10/M / $0.10/MCompare
GPT-5.4 Miniopenai
$0.75/M / $4.50/MCompare
Qwen3.5-9Balibaba
47
374
$0.10/M / $0.15/MCompare
Gemma 4 26B A4Bgoogle
$0.08/M / $0.35/MCompare
Claude Opus 4.6 (Fast)anthropic
78
0.9
$30.00/M / $150.00/MCompare
Llama 4 Maverickmeta
35
92.0
$0.15/M / $0.60/MCompare
GLM 5V Turboz-ai
$1.20/M / $4.00/MCompare
Nova Premier 1.0amazon
$2.50/M / $12.50/MCompare
Sonar Reasoning Properplexity
$2.00/M / $8.00/MCompare
Seed-2.0-Minibytedance
$0.10/M / $0.40/MCompare
GPT-5.4 Proopenai
$30.00/M / $180.00/MCompare
Qwen3.5-35B-A3Balibaba
47
63.9
$0.16/M / $1.30/MCompare
Gemma 4 31Bgoogle
-- / --Compare
Claude Sonnet 4.6anthropic
66
7.4
$3.00/M / $15.00/MCompare
Llama 4 Scoutmeta
11
57.4
$0.08/M / $0.30/MCompare
Grok 4.1 Fastxai
$0.20/M / $0.50/MCompare
Nova Lite 1.0amazon
$0.06/M / $0.24/MCompare
Sonar Properplexity
$3.00/M / $15.00/MCompare
ERNIE 4.5 VL 28B A3Bbaidu
$0.14/M / $0.56/MCompare
Seed 1.6 Flashbytedance
$0.07/M / $0.30/MCompare
GPT-5.4openai
$2.50/M / $15.00/MCompare
Qwen3.5-27Balibaba
47
53.2
$0.20/M / $1.56/MCompare
Gemma 4 31Bgoogle
$0.13/M / $0.38/MCompare
Ministral 3 14B 2512mistral
$0.20/M / $0.20/MCompare
Claude Opus 4.6anthropic
78
5.2
$5.00/M / $25.00/MCompare
Grok 4 Fastxai
$0.20/M / $0.50/MCompare
Spotlightarcee-ai
$0.18/M / $0.18/MCompare
ERNIE 4.5 VL 424B A47Bbaidu
$0.42/M / $1.25/MCompare
Seed 1.6bytedance
$0.25/M / $2.00/MCompare
xAI logo
xAIai lab

Understand the Universe

1 Tools4 ModelsFounded 2023Palo Alto, California
View full profile
1 Tools·4 Models

Tools by xAI

Other AI tools from the same organization.

Grok

Grok

AI Assistant

Explore Career Opportunities and Advanced AI Solutions at xAI

AI Models by xAI

Large language models from the same organization.

ModelContext WindowPrice (In / Out per M)
Grok 4.20 Multi-AgentCurrent2.0M$2.00 / $6.00
Grok 4.1 FastCurrent2.0M$0.20 / $0.50
Grok 4 FastCurrent2.0M$0.20 / $0.50