Grok 4 Free AI Chatbot

Grok 4

Grok 4 is xAI's AI model for reasoning, coding and everyday questions. AIFreeForever runs Grok 4.20, the current Grok 4 model on xAI's API. Start chatting with Grok 4 chatbot on AIFreeForever for free with no login, no sign up. Start a chat by typing in the chatbot box at the top. Enter your prompt, press Enter, and get AI answers from Grok 4. For better results from this AI model, it is better to provide detailed instructions and context that lets the model understand the task it is meant to perform.

What is Grok 4 good at?

Grok 4 is good at questions that need clear steps. It can read images and long documents. These are the tasks it does well:

• Step-by-step reasoning
• Maths and science questions
• Coding help
• Reading images and screenshots
• Following detailed instructions
• Everyday questions and writing

Is it possible to use Grok 4 without login?

Yes, you can use Grok 4 for free on AIFreeForever. If you prefer the paid version then you have to use xAI. Grok on grok.com needs an account, and SuperGrok is its paid plan. If you are a developer, you can get an xAI API key to add Grok 4 to your own chatbot. For the Grok 4 chatbot on AIFreeForever, your message goes through our server to Grok 4 by xAI and you get the answer in our chatbot.

Learn more about Grok on xAI's website

Is Grok 4 free?

Grok has a free plan on grok.com, but you need an account to use it. SuperGrok is the paid plan and costs $30 a month. On AIFreeForever, Grok 4 is free with no account.

Grok 4 official pricing vs AIFreeForever's Grok 4

xAI's API bills Grok 4.20 per million tokens. It costs $1.25 for input and $2.50 for output. You can also use Grok by paying for SuperGrok, which costs $30 a month. On AIFreeForever, Grok 4 is free and you do not need an account to use it. The table below summarises the price differences between xAI's Grok 4 and the one provided by AIFreeForever.

Grok 4 vs other top models

If you are also wondering how Grok 4 compares to other models close to it, we have prepared a comparison table below. Compare context, strength and image support for this model.

Grok 4 vs other Grok models

The first Grok 4 came out in July 2025. Grok 4.20 came to xAI's API in March 2026, and it is the version AIFreeForever runs. xAI has released newer Grok 4 versions since then.

How does Grok 4 compare to ChatGPT 5

Grok 4 has a context window of 1M tokens. ChatGPT 5 has a context window of 400K tokens. This means Grok 4 can read a longer document in one message. Both models read images and both are made for hard questions.

How to use Grok 4 for free

To use Grok 4 free, simply enter your prompt into AIFreeForever's AI Chatbot present on this page with Grok 4 selected. Open the chat box, type your question, and get your answers. Switch between text and image modes, attach a file to perform even more tasks with this model on AIFreeForever.

Step 1: Open the chat

The Grok 4 chat box is at the top of the page.

Step 2: Type your prompt

Ask Grok 4 a question, or ask it to solve a problem, write code or explain a topic.

Step 3: Attach a file (optional)

Add a PDF, Word, Excel or image file if your question is about a file.

Step 4: Read the answer

Press Enter and Grok 4 writes the answer in the chat.

Benefits of our free Grok 4

How does Grok 4 work?

You type a message and press Enter. Grok 4 reads your message, the chat so far and any file you added. Then it writes the answer and sends it back to the chat.

What you can do with Grok 4

These are some of the things you can do with Grok 4 on AIFreeForever:

• Solve a maths problem step by step
• Write or fix a piece of code
• Ask about a chart or a screenshot
• Plan a trip or a project
• Write a short article or post
• Compare two options and list the pros and cons

Common prompts for Grok 4

Copy any of these prompts into the chat box to start.

• "Solve this maths problem and show every step."
• "Write a Python function that sorts a list of names."
• "What does this chart show?"
• "Make a three day plan for a trip to Paris."
• "Give me the pros and cons of electric cars."
• "Explain this science topic in simple words."

Is Grok 4 safe to use?

Yes. Your messages go to Grok 4 over HTTPS through our server. We do not keep your chats or your files after the session.

Are Grok 4 AI answers 100% correct?

No. Grok 4 can make mistakes, like every AI model. Grok 4 does not search the web on AIFreeForever, so it may not know about recent events. Check important answers before you use them.

Frequently asked questions about Grok 4

Is Grok 4 free?

Yes. Grok 4 is free on AIFreeForever with no login and no sign up.

Can I use Grok without logging in?

Yes. You can use Grok 4 on AIFreeForever without logging in. Grok on grok.com needs an account.

How do I use Grok 4?

Type your question in the chat box at the top of the page and press Enter.

Who made Grok 4?

Grok 4 was made by xAI, the AI company started by Elon Musk.

Can Grok 4 read images?

Yes. Add a screenshot, a chart or a photo and ask about it.

Does Grok 4 search the web on AIFreeForever?

No. Grok 4 answers from what it already knows. It does not search the web or read posts on X on AIFreeForever.

How large is the Grok 4 context window?

Grok 4.20, the version AIFreeForever runs, has a context window of 1M tokens.

When was Grok 4 released?

xAI released the first Grok 4 in July 2025. Grok 4.20 came to xAI's API in March 2026.

Use Grok 4 free on AIFreeForever, with no login and no sign up.