Grok 4.3 is xAI's text generation model available through the xAI API. On PlugNode it is available on the Text node.

How do I use Grok 4.3 on PlugNode?

Drop a Text node on the canvas, select Grok 4.3 from the model dropdown, and paste your xAI API key in Settings.

Does PlugNode charge extra for Grok 4.3?

No. You pay xAI directly with your own key. PlugNode does not mark up model costs.

xAI · Text generation

Grok 4.3

xAI Grok 4.3 on a visual canvas. Text generation and reasoning wired into publishable media pipelines.

At a glance

Grok 4.3 is xAI's text model for chat completions and reasoning.
Available on PlugNode as an option on the Text node. Bring your own xAI API key, no markup.
Chain with Grok Image, Grok Video, or other provider nodes for full media pipelines.
Publish flows as signed HTTP endpoints for production use.

What it is

Grok 4.3 is xAI's text generation model available through the xAI API. It handles chat completions, reasoning, and structured output generation. On PlugNode, Grok 4.3 is available on the Text node. Select it from the dropdown, set a system prompt and user prompt, and the node returns generated text. Chain with Grok Image and Grok Video nodes for an all-xAI media pipeline, or mix with other providers.

What you can do with it

Generate text from system and user prompts
Produce structured JSON output for downstream node consumption
Write scripts and briefs that feed into Image or Video nodes
Handle reasoning and multi-step tasks
Wire into HTTP Trigger and Respond to Webhook for a public API
Pair with Grok Image and Grok Video for an all-xAI pipeline

Where Grok 4.3 fits in a pipeline

Grok 4.3 is the text backbone of the xAI family on PlugNode. Use it to write prompts that feed into Grok Image or Grok Video nodes for an all-xAI pipeline, or mix it with other providers — the Text node output type is the same regardless of which model runs behind it.

Switching between providers

The Text node dropdown lists models from all providers: xAI, OpenAI, Anthropic, and Gemini. Switching is a dropdown change; downstream nodes do not need to change.

Run it on PlugNode

Grok 4.3 is available on PlugNode's Text node. Select it from the model dropdown, paste your xAI API key in Settings, and run. No credit system, no markup.

You pay xAI directly at their published API rates. PlugNode does not add markup.

Frequently asked questions

What is Grok 4.3?: Grok 4.3 is xAI's text generation model available through the xAI API. On PlugNode it is available on the Text node.
How do I use Grok 4.3 on PlugNode?: Drop a Text node on the canvas, select Grok 4.3 from the model dropdown, and paste your xAI API key in Settings.
Does PlugNode charge extra for Grok 4.3?: No. You pay xAI directly with your own key. PlugNode does not mark up model costs.

Related models

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xAI · Image generationGrok ImagexAI Grok Image on a visual canvas. Text-to-image generation with fast and quality tiers.

xAI · Video generationGrok VideoxAI Grok Video on a visual canvas. Text-to-video generation wired into publishable flows.

OpenAI · Text generationGPT-4.1OpenAI GPT-4.1 on a visual canvas. Generate text, chain it into media pipelines, publish the whole flow as a signed endpoint.

Last updated 2026-05-16

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