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Google AI Studio FREE API Key 😱 Unlimited FREE Gemini LLM in VS Code (Roocode + Cline Setup)
Apr 30, 2026
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0:00
Uh, hello guys. In this video, I will
0:02
actually show you a free way by which
0:04
you can get an API key
0:06
to actually try out the Gemini AI model
0:08
through VS Code, through an extension,
0:11
which is Roux Code.
0:13
So, if you don't know, Google does
0:15
provide you with a free access
0:18
to their API
0:19
through Google AI Studio. So, if you
0:21
simply type Google AI Studio on Google,
0:23
this very first website which comes So,
0:26
directly they allow access as a free
0:29
trial trial.
0:30
So, if you want to If you are on a free
0:32
account, you can access their Gemini
0:34
models for completely free. So, once you
0:37
sign up using your Google account on
0:39
aistudio.google.com,
0:40
so inside this dashboard area
0:43
you will see the section of API keys.
0:46
So, directly you can create a new API
0:49
key right here. Just click on this
0:51
option, and just name your API key, and
0:54
just select your project. I've already
0:56
created the project, and then you just
0:59
need to click on this button create key.
1:01
And then it will simply give you your
1:03
API key to try out the LLM of Gemini for
1:06
completely free. There is no limit, it's
1:09
unlimited free.
1:11
So, this is your project details. You
1:13
will see this API key.
1:15
And now to simply use this API key, you
1:17
can install any extension Klin or Roux
1:21
Code. This is a full setup of this. So,
1:23
simply install this extension. It's got
1:25
almost 1.5 million installs.
1:29
So, once you activate this extension
1:31
this will directly come as a sidebar
1:33
section.
1:34
So, now to configure this, it's very
1:36
simple. You simply go to the settings
1:38
section right here.
1:40
And right here, from here you simply
1:42
select in the API provider, simply
1:44
select here Gemini.
1:47
As you see that, so very simple, simply
1:49
select and just paste the API key that
1:52
it gave you.
1:55
I already pasted this, and from here you
1:57
can select any Gemini model from the
2:00
select drop-down list. So, it actually
2:02
gives you
2:04
500 requests per day, which are
2:06
completely free.
2:08
So, here you can select any model of
2:10
your choice. After doing this, click on
2:13
the save button. That's all the
2:14
configuration which is required. Now,
2:16
you are successfully connected. If you
2:18
type any message directly in the chat
2:21
prompt
2:22
just make sure that you select the
2:24
correct model. Let me select
2:43
So, now you can see as we
2:46
1% of quota is used, as you see that.
2:49
So, it is asking you, "Hello, how can I
2:51
help you today?" So
2:54
right here, you can simply type a
2:55
message here, "Build a
2:59
PDF editor in browser.
3:01
Create a
3:04
PDF editor
3:05
file which contains
3:08
all the code." So, right here, simply I
3:10
type the prompt here, and now it will
3:12
build out a complete PDF editor directly
3:14
inside the
3:16
browser. So, it is actually asking you
3:19
So, you need to approve the permission.
3:21
Click on the approve button.
3:23
So, now it will automatically code for
3:25
you. You will see that the it will
3:27
actually do the coding for you.
3:29
So, click on So,
3:31
So, you can see it built out this
3:33
application for you.
3:37
It will build out the necessary files
3:39
which will give
3:41
Click on approve.
3:47
So, in this easy way
3:49
it gives you this API key, which is
3:51
completely free. That's the actual
3:54
process to actually use it.
3:58
Same process is through Klin as well.
4:00
So, Klin is also another extension by
4:02
which you can actually
4:04
use this API key.
4:09
The process remains the same. Right,
4:11
once again, I've already installed it.
4:14
So, from the API provider, you select
4:17
Google Gemini, just paste the key, and
4:19
then select your model.
4:21
So, you can try this with any new
4:24
account that you create.
4:25
If quota is finished, if you're seeing
4:29
the warning, you can simply try this.
4:31
Sign up with another Google account.
4:33
Simply go to Google AI Studio. Simply
4:36
click on that, and simply sign up. Just
4:39
create a new account here.
4:42
Just click on continue.
4:44
And after that
4:47
they also have the playground section as
4:49
well, where you can try out
4:54
all the models here. You can see that.
4:56
Now, it is asking you
5:01
I can just
5:03
top Node.js frameworks
5:07
So, it's completely free to try out in
5:09
playground section as well.
5:12
It doesn't ask you for money at all. So,
5:15
it gives you this free access
5:17
that Google has. So, you will see that
5:19
it is returning the top 10 Node.js
5:21
frameworks. As you see me, this is a
5:23
brand new account that I
5:26
just created the account, and it is
5:28
actually giving you this everything.
5:36
So, if you want to get the API key from
5:37
here, you click create API key. That's
5:41
Just give it a name.
5:43
Click on create key.
5:45
And instantly it will give you this API
5:47
key. You can use the CLI version as
5:49
well. Just plug this API key that it
5:51
gave you
5:52
directly here.
5:56
Just select
6:08
So, this is a way by which you can get
6:11
this free API key through Google AI
6:12
Studio, and then you can plug this
6:14
inside Klin and Roux Code. It's
6:16
completely free. Access is granted to
6:19
use the Gemini LLM for completely free.
6:25
So, definitely do this.