NVIDIA Is Giving Away Access to Powerful AI Models for Free
Imagine you want to use a smart AI model to help you write code, summarize a long document, or answer questions. Normally, you either need a very expensive computer or you pay a company for every time you use their AI.
NVIDIA is now offering a third option: you can use some of the world's most powerful AI models for free through their online API. No expensive hardware, no monthly subscription. All you need is an internet connection and a free account.
The Free Models You Can Use
NVIDIA has opened free access to a catalog of open-weight AI models through its developer platform at build.nvidia.com. This means you can use these models without paying for tokens or requests. Some of the models available include:
DeepSeek V4.1 Flash – good for fast reasoning and coding tasks.
GLM 5.3 – a very large model designed for long coding sessions and tool use.
GLM 5.3 Flash – a faster, lighter version of GLM.
Kimi K3 – a massive model built for long conversations and coding.
There are also other models like Nemotron and MiniMax, and the catalog keeps growing.
These are not small, stripped-down demo versions. Kimi K3, for example, is a huge model with billions of parameters. Running it on your own computer would require a server room full of expensive hardware. NVIDIA hosts everything on their own powerful machines.
How to Get Started
The process is simple and free. Here is what you do:
Create a free account at build.nvidia.com.
Find a model with the "Free Endpoint" label. These are the ones you can use without paying.
Generate an API key by clicking your profile icon, going to API Keys, and creating a new key.
Start sending requests to the API.
The API is OpenAI-compatible, which means if you already know how to use OpenAI's API, you can use NVIDIA's the same way. You just change the base URL to:
https://integrate.api.nvidia.com/v1
And you use your NVIDIA API key instead of an OpenAI key.
A Simple Example
Let's say you want to ask DeepSeek V4.1 Flash a question. You would send a request like this:
curl --request POST \
--url https://integrate.api.nvidia.com/v1/chat/completions \
--header 'Authorization: Bearer YOUR_NVIDIA_API_KEY' \
--header 'Content-Type: application/json' \
--data '{
"model": "deepseek-ai/deepseek-v4.1-flash",
"messages": [{"role": "user", "content": "Write a short poem about the ocean."}],
"max_tokens": 100
}'
The model will send back a response. You can do this from any programming language, or even from a tool like Postman.
What You Can Do With It
Here are some practical things you can build:
A coding helper that suggests fixes for your code.
A document summarizer that reads long articles and gives you the key points.
A chatbot for your website that answers common questions.
A study assistant that explains difficult topics in simple terms.
You can also connect these models to coding tools like Cursor or OpenCode, which have built-in NVIDIA integration.
A Few Things to Know
The free tier runs on a rate limit of about 40 requests per minute for most models. This means you can make up to 40 requests every minute. For personal projects, learning, and small experiments, this is usually more than enough.
If you need more, you can always look at the "Deploy" section on NVIDIA's website to run the model on your own infrastructure or through a cloud partner.
There is also a free credit allowance for new accounts, which gives you some extra room before you ever need to think about limits.
Final Thoughts
NVIDIA's free API catalog is a practical way to experiment with powerful AI models without spending money or buying hardware. It is not a fully managed service, and the free tier has limits, but for learning and building small projects, it is a great starting point.
If you have been curious about trying AI models in your own projects, this is a good moment to start.
Try it here: build.nvidia.com
API Base URL: https://integrate.api.nvidia.com/v1
