United States
xAI
xAI develops Grok models integrated into X, focusing on real-time information access and large-scale training infrastructure.
Region
United States
Updated
May 14, 2026
Product coverage
Products from this provider
Model coverage
Models from this provider
Grok 2
Grok 2 (Dec '24)
Grok 2 is xAI's flagship model, featuring strong reasoning and multimodal capabilities with fast response times. It is designed for complex tasks and is part of the Grok series.
Input / 1M tokens
$0.00
Artificial Analysis Intelligence Index
13.9
Grok 3
Grok 3
xAI is an artificial intelligence company that develops advanced AI models, including the Grok series. Its models, such as Grok 3, focus on reasoning capabilities and support tasks like coding, multimodal interactions, and real-time web access. The company provides APIs and services for developers to integrate these AI solutions.
Input / 1M tokens
$3.00
Output tokens/s
33.05
First-token seconds
0.68s
Artificial Analysis Intelligence Index
25.2
xAI
Grok 3 Reasoning Beta
Grok 3 Reasoning Beta is a specialized variant of the Grok 3 model from xAI, optimized for complex reasoning and problem-solving tasks. It likely employs chain-of-thought techniques to enhance logical deduction and step-by-step analysis. As a beta release, it represents the cutting edge of xAI's reasoning capabilities.
Input / 1M tokens
$0.00
Artificial Analysis Intelligence Index
21.6
Grok 3
Grok 3 mini Reasoning (high)
Grok 3 mini Reasoning (high) is a compact model from xAI optimized for complex reasoning tasks. It is designed to excel in multi-step logical deduction, mathematical problem-solving, and chain-of-thought analysis, offering high performance in a smaller, more efficient package.
Input / 1M tokens
$0.30
Output tokens/s
185.84
First-token seconds
0.46s
Artificial Analysis Intelligence Index
32.1
Grok 4
Grok 4
Grok 4 is xAI's flagship large language model, designed for advanced reasoning, complex problem-solving, and code generation. It features multimodal capabilities, allowing it to process both text and images, and is optimized for fast response times.
Input / 1M tokens
$4.25
Output tokens/s
43.01
First-token seconds
17.08s
Artificial Analysis Intelligence Index
41.5
Grok 4
Grok 4 Fast (Non-reasoning)
Grok 4 Fast is a high-speed, non-reasoning variant of the Grok 4 model family from xAI. It is optimized for rapid response generation, making it suitable for applications where low latency is critical.
Input / 1M tokens
$0.20
Output tokens/s
93.58
First-token seconds
0.4s
Artificial Analysis Intelligence Index
23.1
xAI
Grok 4 Fast (Reasoning)
Grok 4 Fast (Reasoning) is a lightweight, high-speed reasoning model from xAI's Grok 4 series. It is optimized for rapid inference and response generation, making it suitable for applications requiring quick, logical outputs.
Input / 1M tokens
$0.20
Output tokens/s
77.55
First-token seconds
5.46s
Artificial Analysis Intelligence Index
35.1
Grok 4.1 Fast
Grok 4.1 Fast (Non-reasoning)
A fast, multimodal model from xAI optimized for quick responses without extended reasoning. Part of the Grok 4.1 series.
Input / 1M tokens
$0.20
Output tokens/s
83.48
First-token seconds
0.45s
Artificial Analysis Intelligence Index
23.6
xAI
Grok 4.1 Fast (Reasoning)
xAI is an AI research company that develops advanced large language models, including the Grok series, with features like 2 million token context windows, optimized for agentic workflows and tool-calling, focusing on reduced hallucinations and improved reasoning.
Input / 1M tokens
$0.20
Output tokens/s
99.1
First-token seconds
9.03s
Artificial Analysis Intelligence Index
38.6
Grok 4.20
Grok 4.20 0309 (Non-reasoning)
Grok 4.20 0309 (Non-reasoning) is a variant of the Grok model optimized for speed and efficiency, designed for tasks that do not require deep, step-by-step reasoning. It maintains strong multimodal capabilities and is suitable for rapid, high-volume interactions.
Input / 1M tokens
$2.00
Output tokens/s
76.74
First-token seconds
0.64s
Artificial Analysis Intelligence Index
29.7
xAI
Grok 4.20 0309 (Reasoning)
Grok 4.20 0309 (Reasoning) is a reasoning-focused model from xAI's Grok 4 series. It is optimized for complex problem-solving, logical deduction, and tasks requiring step-by-step thinking or chain-of-thought processes.
Input / 1M tokens
$2.00
Output tokens/s
90.05
First-token seconds
32.04s
Artificial Analysis Intelligence Index
48.5
xAI
Grok 4.20 0309 v2 (Non-reasoning)
A fast, multimodal model from xAI's Grok series, optimized for general tasks and quick responses without an extended reasoning chain. It is well-suited for coding assistance and handling diverse inputs.
Input / 1M tokens
$2.00
Output tokens/s
79.34
First-token seconds
0.62s
Artificial Analysis Intelligence Index
29
xAI
Grok 4.20 0309 v2 (Reasoning)
Grok 4.20 is a reasoning-focused model from xAI, optimized for complex problem-solving and logical inference. It delivers fast response times while maintaining strong performance on analytical tasks, offering a cost-effective solution for advanced reasoning applications.
Input / 1M tokens
$2.00
Output tokens/s
98.33
First-token seconds
27.32s
Artificial Analysis Intelligence Index
49.3
Grok 4.3
Grok 4.3
xAI is an AI company that develops advanced AI models, including the Grok family. Their Grok 4.3 model is designed for complex reasoning tasks with a large context window. The company provides AI assistants and tools for coding, reasoning, and multimodal interactions.
Input / 1M tokens
$1.25
Output tokens/s
81.53
First-token seconds
10.31s
Artificial Analysis Intelligence Index
53.2
xAI
Grok 4.3 (Non-reasoning)
xAI is an artificial intelligence company that develops the Grok family of AI models, including Grok 4.3 with reasoning and non-reasoning modes. The company provides an AI assistant platform for tasks like coding, image generation, and real-time web interaction.
Input / 1M tokens
$1.25
Output tokens/s
72.46
First-token seconds
0.57s
Artificial Analysis Intelligence Index
31
Grok 3
Grok Beta
Grok Beta is an early version of xAI's conversational AI model. It is designed with a focus on real-time information access and a distinct, humorous personality, though its capabilities may be limited compared to later versions.
Input / 1M tokens
$0.00
Artificial Analysis Intelligence Index
13.3
Grok Code Fast 1
Grok Code Fast 1
Grok Code Fast 1 is a fast and cost-effective model from xAI optimized for code generation and programming tasks. It is designed to provide low-latency responses for coding assistance, making it suitable for rapid development workflows.
Input / 1M tokens
$0.20
Output tokens/s
64.91
First-token seconds
9.2s
Artificial Analysis Intelligence Index
28.7
Grok 1
Grok-1
Grok-1 is the first publicly released large language model from xAI, featuring 314 billion parameters. It is designed for real-time knowledge retrieval and has a distinct, humorous personality. The model supports a long context window of up to 100,000 tokens.
Input / 1M tokens
$0.00
Artificial Analysis Intelligence Index
11.7
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