United States

xAI

Grok. Chat, image, and speech from xAI.

HQ
San Francisco
Founded
2023
Weights
mixed
Models listed
13
API-onlyMany model typesReasoning modelsWebsite

Models

xAI

SpaceXAI: Grok Imagine Video 1.5 Lite

video

Generates or edits video.

Input
Free / M
Context
—

xAI

SpaceXAI: Grok 4.7

reasoning

A chat model that spends extra steps before it answers.

Input
$2 / M
Context
500K

xAI

SpaceXAI: Grok 4.6

reasoning

A chat model that spends extra steps before it answers.

Input
$2 / M
Context
500K

xAI

xAI: Grok Imagine Image 2.0

image

Makes or edits images.

Input
Free / M
Context
66K

xAI

SpaceXAI: Grok STT 1.0

transcription

Turns audio into text.

Input
$27.78 / M
Context
—

xAI

SpaceXAI: Grok Imagine Video 1.5

video

Generates or edits video.

Input
Free / M
Context
—

xAI

SpaceXAI: Grok 4.5

reasoning

A chat model that spends extra steps before it answers.

Input
$2 / M
Context
500K

xAI

SpaceXAI: Grok Build 0.1

reasoning

A chat model that spends extra steps before it answers.

Input
$1 / M
Context
256K

xAI

SpaceXAI: Grok Imagine Video

video

Generates or edits video.

Input
Free / M
Context
—

xAI

SpaceXAI: Grok Voice TTS 1.0

speech

Turns text into speech, or generates audio.

Input
$15 / M
Context
15K

xAI

SpaceXAI: Grok 4.3

reasoning

A chat model that spends extra steps before it answers.

Input
$1.25 / M
Context
1.0M

xAI

SpaceXAI: Grok 4.20 Multi-Agent

reasoning

A chat model that spends extra steps before it answers.

Input
$1.25 / M
Context
2.0M

xAI

SpaceXAI: Grok 4.20

chat

Writes text. Use it when the answer is a paragraph, a plan, or a tool call.

Input
$1.25 / M
Context
2.0M