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Google AI Studio Tested: Free Gemini, Darija Lyrics and a YouTube Song Transcription (2026)

We tested Google AI Studio free: a business calculation, Moroccan Darija with system instructions, and transcribing a song from YouTube. How it differs from the Gemini app.

Updated October 29, 2026 · 6 min read ·

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Key takeaways
  • Google AI Studio is free with Gemini 3.8 Flash; the newest Gemini 4 Argon needs a paid plan or API key.
  • It solved our profit calculation correctly in the first line, in 5.5 seconds.
  • With a system instruction it answered in authentic Moroccan Darija.
  • It transcribed a Moroccan Gnawa song from a YouTube link with lyrics confirmed by the songwriter, but once credited the wrong artist when web search was on.

Google AI Studio is Google's free "playground" for its Gemini models. Many people assume it is only for developers, but anyone with a Google account can use it, and it offers controls the regular Gemini app does not. We tested it on a free account in October 2026 with three real tasks: a business calculation, songwriting in Moroccan Darija, and transcribing a Moroccan song straight from a YouTube link. The song was one of Rachid Amesrouy's own, so we could check every word.

The short verdict

TestTimeResult
Profit calculation5.5 s✅ Correct on the first line ($49.66)
Song titles in Darija (with a system instruction)11.4 s✅ Authentic Darija, followed the instruction
Transcribing a Moroccan song from YouTube14 s✅ Lyrics confirmed by the songwriter; ⚠️ credited the wrong artist once
Cost—Free with Gemini 3.8 Flash; Gemini 4 Argon needs a paid plan or API key

Google AI Studio vs the Gemini app

Both use Google's Gemini models, but they are built for different jobs:

Google AI Studio playground with Gemini 3.8 Flash selected, system instructions, thinking level and tools such as Grounding with Google Search on the right
The AI Studio playground: the model, system instructions, thinking level and tools are all on the right.

Chats are temporary by default; AI Studio asks you to enable Google Drive if you want to keep them.

Test 1: a business calculation

PromptI sell an app for $4.99. Google Play takes 15%. I spend $120 a month on ads and each ad brings 1 sale per $3 spent. Do I make or lose money each month, and how much? Show the calculation briefly.

This is the same question we used in our ChatGPT vs Gemini vs Claude test, where ChatGPT opened with a wrong answer. AI Studio's Gemini 3.8 Flash got it right in the first line in 5.5 seconds: "You make money. You make a profit of $49.66 each month", followed by the steps (40 sales, $4.24 net per sale) and a useful extra: $1.24 profit per sale after the ad cost. One small flaw: a few bold markers (**169.66**) appeared as raw symbols inside the formulas.

Google AI Studio answer: You make money, a profit of 49.66 dollars each month, with the net revenue per sale calculation
The correct answer in the first sentence, in 5.5 seconds.

Test 2: system instructions and Moroccan Darija

We set this system instruction: "You are a Moroccan music assistant. Always answer in Moroccan Darija." Then we asked, in Darija, for three titles for a sad song about friends.

In 11.4 seconds it answered entirely in natural Moroccan Darija with three titles, "Hanet l'achra" (the bond was cheapened), "Hsabtek khouya" (I thought you were my brother) and "Shab l'waqt" (fair-weather friends), each with a short explanation of the idea, and offered to help write the lyrics. Our songwriter tester found them authentic and usable.

Google AI Studio answer in Moroccan Darija suggesting three titles for a sad song about friends, with an explanation of each
Three song titles in Moroccan Darija, following the system instruction.

System instructions are what make AI Studio powerful for creators: set your style once, and every answer follows it.

Test 3: transcribing a Moroccan song from YouTube

This is the task the AI shorts tools we tested could not do: Opus Clip rejected Arabic and CapCut produced placeholder captions. In AI Studio we added a YouTube link to a Gnawa-Sufi song from the channel, "Twahacht l'lamma" (I miss the family gathering), and asked it to transcribe the first verse and chorus exactly as sung and describe the mood.

A useful detail: when you add a YouTube video, you can set a start and end time, and the frame rate, so the model only processes the part you need.

Google AI Studio video settings for a YouTube link with start time 1m10s, end time 2m30s and frames per second
You can limit a YouTube video to a time range before sending it.

In about 14 seconds it returned the spiritual opening, the chorus and the verses in Arabic script, plus an accurate description of the mood: nostalgia, separation from one's mother and family, and hope through prayer. The songwriter confirmed the lyrics were real, Moroccan Darija included. This is the best Arabic song transcription we have seen in our tests.

Google AI Studio transcription of a Moroccan Gnawa song: the first verse and the chorus in Arabic script
The verse and chorus, transcribed from the YouTube link and confirmed by the songwriter.

One mistake to watch: the wrong artist

In our first attempt, the answer credited the song to a different channel that had published a popular song with the same title. Google Search grounding was switched on, and it seems to have matched the title online rather than reading the channel name on the video. Lesson: when you only need what is in the file, switch off Grounding with Google Search, and always check names and facts the model adds.

Google AI Studio answer naming the song correctly but crediting it to a different channel with a song of the same title
The first answer credited the song to another channel with the same song title.

Because search stayed on during our tests, part of the context could have come from the video's YouTube page; the time-range test, which returned the lyrics of that exact section, suggests it was listening to the audio.

What is free and what is not

Unlock Gemini 4 Argon window: a Google AI plan monthly subscription or a pay-as-you-go Gemini API key
Gemini 4 Argon requires a paid Google AI plan or an API key with billing.

Pros and cons

👍 Pros👎 Cons
Free access to a strong Gemini modelThe newest model (Gemini 4 Argon) is paid
System instructions, thinking level and tool switchesSearch grounding can add wrong facts (wrong artist)
Transcribed Moroccan Darija lyrics accuratelyChats are not saved unless you enable Drive
YouTube links with start and end timesMore technical interface than the Gemini app

Who should use it?

The verdict

Google AI Studio is one of the most capable free AI tools we have tested. It solved our calculation instantly, wrote authentic Moroccan Darija, and transcribed a Moroccan Gnawa song from a YouTube link with lyrics the songwriter confirmed, something paid shorts tools failed to do. Its one notable mistake came from web search attaching the wrong artist, so switch search off when you only need what is in your file. If you are comfortable with a slightly more technical screen, it gives you more control than the Gemini app, for free.

Sources: Google AI Studio · Gemini app. Tested October 29, 2026.

Frequently asked questions

Is Google AI Studio free?

Yes. In October 2026 Gemini 3.8 Flash was free with a Google account, including system instructions, tools and YouTube links. Gemini 4 Argon required a Google AI plan or a paid API key.

What is the difference between Google AI Studio and the Gemini app?

The Gemini app is an everyday assistant. AI Studio is a workbench where you pick the model, set system instructions and thinking level, switch tools on or off and paste YouTube links or files.

Can Google AI Studio transcribe Arabic songs?

In our test it transcribed a Moroccan Darija Gnawa song from a YouTube link, and the songwriter confirmed the lyrics. Check names it adds, as web search once attached the wrong artist.

What are system instructions in AI Studio?

Permanent rules for the model, such as 'Always answer in Moroccan Darija', applied to every answer in the chat.

Tools mentioned in this guide

🤖 Assistants & ResearchFree plan✓ Tested

Google AI Studio

Google's free playground for Gemini models, with system instructions, tools and YouTube input.

Best for: creators and developers who want more control over Gemini for free

🤖 Assistants & ResearchFree plan✓ Tested

Gemini

Google's AI assistant, built into Gmail, Docs and Android.

Best for: people who live in Google apps (Gmail, Docs, Drive, Android)