xAI

General-purpose image model with strong prompt following.

Edits and restyles an image from a short instruction.

Captions, alt text, OCR or answers about an image.

Small, quick and cheap. Good for rewrites, titles and short copy.

Grok 4.20 is xAI's multimodal reasoning model with strong tool use, structured output support, and a 2M-token context window.

Grok 4.20 Multi-Agent is a variant of xAI Grok 4.20 designed for collaborative, agent-based workflows.

Grok 4.3 is a reasoning model from xAI with function calling, structured outputs, and a 1M-token context window.

Grok 4.5 is xAI's intelligent coding model for agentic software engineering and workflow tasks, with function calling, structured outputs, and a 500K-token context window.

Grok 4.6 is xAI's multimodal chat and reasoning model with function calling, structured outputs, adjustable reasoning effort (low/medium/high/xhigh), and a 500K-token context window.

Grok 4.7, the successor to Grok 4.6, is xAI's multimodal chat and reasoning model with function calling, structured outputs, adjustable reasoning effort (low/medium/high/xhigh), an

xAI's fast coding model trained specifically for agentic coding, currently in early access.

Grok Imagine 2.0 is the second generation of xAI's Grok Imagine image model, generating images at 1K or 2K from text, with low and medium quality settings.

Grok Imagine 2.0 Edit uses xAI's Grok Imagine 2.0 to change elements, styles and details of an existing image from a text instruction, at 1K or 2K with low and medium quality settings.

xAI TTS v1 is xAI's text-to-speech model, made for narration, assistants and voice apps.

xAI Speech to Text v1 is xAI's speech recognition model, which transcribes recorded audio into text.