Chat with GPT for free and ask AI questions on Overchat AI
GPTs are AI models developed by OpenAI. This is also the name of technology that powers the most popular AI chat, ChatGPT.
GPT-5 is the long awaited Open AI high-performance model set to release in 2025.
GPT-4.1 is OpenAI's best model for coding, featuring a 1M token context window.
GPT-4.5 is OpenAI's model trained specifically for superior emotional intelligence and writing.
GPT-4o is OpenAI's sweet-spot model that offers the best balance of cost and performance.
GPT-o3 is OpenAI's chain-of-thought reasoning model optimized for logic.
GPT-o1 is OpenAI's smartest reasoning model for coding and complex logic tasks.
Chat with any GPT on Overchat AI in 3 easy steps:
Log In or Sign Up
Using a Google account or email
Select any GPT Model
And start chatting with AI
Get Instant and Accurate AI Answers
Ask AI your question and get an accurate answer instantly. For free, without sign up.
Work With Very Long Texts
Paste or upload a research paper, textbook chapter, or report, and the AI will explain it in seconds.
Code Complex Applications
Ask the AI to generate scripts — supports Python, JavaScript, and more.
Chat with PDF Documents
Upload PDFs and ask questions about it. The AI will find answers and summarize sections.
Analyze Images with OCR
Upload a PNG, PDF, or WEBP file and convert it to text instantly. Works for handwriting, too.
Quickly Find Anything in Long Documents
Search long documents by asking. The AI search engine pulls out relevant answers.
ChatGPT
Overchat
Text & Conversational AI
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GPT-o1
GPT-4.5
GPT-4.1
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Claude 4 Sonnet
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Gemini 2.5 Pro
Grok-3
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Mistral-7B
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Llama 4
Art & Images AI
DALL-E 3
FLUX
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Recraft
Stable Diffusion
Leonardo
Video Generation AI
Kling
Soon
Luma
Soon
Runway
Soon
ChatGPT
Text & Conversational AI
GPT 4o
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o1-preview
Limited
GPT 3.5
Limited
Art & Images AI
DALL-E 3
Overchat
Text & Conversational AI
GPT 4o
o1-preview
GPT 3.5
Claude 3.5 Sonnet
Claude 3 Haiku
Gemini 1.5 Pro
Grok-2
Mistral 7B
Llama 3.3
Art & Images AI
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Qwen2.5-VL
DALL-E 3
FLUX
Recraft
Stable Diffusion
Leonardo
Video Generation AI
Kling
Soon
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Luma
Soon
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Runway
Soon
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What is GPT?
GPT is a family of powerful AI language models developed by OpenAI, designed to understand and generate human-like text.
What is Chat GPT?
Chat GPT is a specific AI chatbot application built by OpenAI using GPT technology, allowing users to have conversations and get help with tasks.
What does GPT stand for?
GPT stands for "Generative Pre-trained Transformer," describing how the AI is built and trained.
How to use Chat GPT?
You can use Chat GPT directly on Overchat AI – simply visit the site, select the Chat GPT model, and start chatting.
Who owns Chat GPT?
Chat GPT the application is owned by OpenAI, while GPT (as the core technology) is developed by OpenAI, but is used to power virtually all AI chatbots.
Is it free to chat with GPT?
Yes! On Overchat AI, you can send 20 messages per day for free without logging in, and 50 messages daily with a free account.
