Providers
xAI

United States

xAI

xAI develops Grok models integrated into X, focusing on real-time information access and large-scale training infrastructure.

Products
0
Models
21
Available
0
Benchmarks
15

Region

United States

Updated

May 29, 2026

Product coverage

Products from this provider

0
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Model coverage

Models from this provider

21

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.

CodingReasoningFastLong contextMultimodal

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

$4.00

Output tokens/s

33.05

First-token seconds

0.68s

Artificial Analysis Intelligence Index

25.2

Grok 3

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.

ReasoningCoding

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.

ReasoningFastMultimodal

Input / 1M tokens

$0.30

Output tokens/s

55.61

First-token seconds

0.45s

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.

ReasoningCodingFastMultimodal

Input / 1M tokens

$5.50

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.

Fast

Input / 1M tokens

$0.20

Output tokens/s

93.58

First-token seconds

0.4s

Artificial Analysis Intelligence Index

23.1

Grok 4

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.

ReasoningFastCodingMultimodal

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.

FastMultimodalCoding

Input / 1M tokens

$0.00

Output tokens/s

83.48

First-token seconds

0.45s

Artificial Analysis Intelligence Index

23.6

Grok 4.1 Fast

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

$0.00

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.

FastCheapMultimodal

Input / 1M tokens

$2.00

Output tokens/s

171.59

First-token seconds

0.53s

Artificial Analysis Intelligence Index

29.7

Grok 4.20

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.

ReasoningCodingFastCheapLong context

Input / 1M tokens

$2.00

Output tokens/s

181.6

First-token seconds

15.57s

Artificial Analysis Intelligence Index

48.5

Grok 4.20

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.

CodingFastMultimodal

Input / 1M tokens

$2.00

Output tokens/s

168.1

First-token seconds

0.55s

Artificial Analysis Intelligence Index

29

Grok 4.20

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.

ReasoningFastCheapLong context

Input / 1M tokens

$2.00

Output tokens/s

200.1

First-token seconds

18.12s

Artificial Analysis Intelligence Index

49.3

Grok 4.3

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

165.29

First-token seconds

0.47s

Artificial Analysis Intelligence Index

31

Grok 4.3

Grok 4.3 (high)

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

212.64

First-token seconds

19.29s

Artificial Analysis Intelligence Index

53.2

Grok 4.3

Grok 4.3 (low)

xAI develops advanced AI models, including the Grok series. Its flagship model, Grok 4.3, is a reasoning model designed for complex tasks with a large context window and tool calling capabilities.

Input / 1M tokens

$1.25

Output tokens/s

164.32

First-token seconds

5.04s

Artificial Analysis Intelligence Index

43.9

Grok 4.3

Grok 4.3 (medium)

xAI is an AI company that develops advanced large language models, including the Grok series. Its Grok 4.3 model is designed for complex reasoning, coding, and multimodal tasks with a 1M-token context window, supporting various reasoning levels and structured outputs.

Input / 1M tokens

$1.25

Output tokens/s

153.72

First-token seconds

13.91s

Artificial Analysis Intelligence Index

48.8

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.

ReasoningCoding

Input / 1M tokens

$0.00

Artificial Analysis Intelligence Index

13.3

Grok

Grok Build 0.1

xAI's Grok model optimized for building and coding tasks.

CodingFast

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.

CodingFastCheapReasoning

Input / 1M tokens

$0.00

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.

ReasoningLong contextCoding

Input / 1M tokens

$0.00

Artificial Analysis Intelligence Index

11.7

Discussion

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