Lyria 3 Pro Review: Google’s AI Instrumental Music Online

Lyria 3 Pro is Google’s music generation model: describe the genre, mood and tempo you want, and it composes an instrumental track for you. In this Lyria 3 Pro review we look at what the model actually does, how to use Lyria 3 Pro online, what a track costs on each plan, and which prompts get the most predictable results.

The appeal is simple. Background music is something content creators need constantly — for Reels and Shorts, product videos, presentations, podcasts and games — yet licensing stock tracks is slow, and the same tracks show up everywhere. Lyria 3 Pro gives you fresh, original instrumentals at a price low enough that you can generate several variations and keep the best one.

On WebTerra AI the model sits in the same dashboard as dozens of image, video and voice models, so you can score a video you generated a minute ago without leaving the platform or juggling subscriptions.

What Lyria 3 Pro can do

Lyria 3 Pro is a text-to-music model. The only input is a written prompt; the output is an audio file with an instrumental composition. The model is built around three main levers — genre, mood and tempo — and responds best when you are explicit about each one.

• Instrumentals from a description. Lo-fi, orchestral, ambient, rock, EDM, hip-hop beats, acoustic and folk — the genre is set in plain words.
• Mood control. Calm, heroic, tense, uplifting, melancholic: the model expresses emotion through harmony, instrumentation and dynamics.
• Tempo control. Describe it as slow or fast, or give an exact BPM.
• Budget-friendly. A 30-second track costs 12–13 credits — roughly 14 to 17 cents — so iterating is cheap.
• Built-in presets. The dashboard offers starting points such as lo-fi for study, epic orchestra, ambient meditation, presentation background, rock, EDM with a drop, hip-hop beat, brand jingle, and acoustic folk.

One thing to be clear about: Lyria 3 Pro is positioned as an instrumental model. A few presets in the dashboard lean toward vocal ideas (a pop song, warm folk vocals), but if expressive singing and intelligible lyrics are the core of your project, a dedicated song model is the safer pick — see the comparison section below.

Lyria 3 Pro specs

Spec	Value
Developer	Google
Type	Music generation (audio)
Input	Text prompt (genre, mood, tempo)
Output	Instrumental composition
Default for pricing	30-second track
Price per track	12–13 credits, about $0.14–$0.17 depending on plan
Where to run it	WebTerra AI dashboard, audio generation

How to use Lyria 3 Pro in WebTerra AI

1. Create a WebTerra AI account. You get 60 free credits on sign-up.
2. Open audio generation in the dashboard and choose Lyria 3 Pro from the model list.
3. Pick a preset or write your own prompt covering genre, mood, tempo, two to four lead instruments and what the track is for.
4. Check the credit cost shown before you run, then hit generate.
5. Listen back. If it is not quite right, change one detail — tempo, a lead instrument, energy — and regenerate.
6. Download the take you like and drop it into your editor, slide deck or post.

You can browse the other music tools on the AI music page.

Lyria 3 Pro pricing

The price depends on your plan, since higher plans come with a cheaper credit. Here is the cost of one 30-second track with default settings:

Plan	Credits	Price in USD
Starter	13	about $0.17
Pro	12	about $0.15
Ultra	12	about $0.14

The 60 welcome credits cover roughly four Lyria 3 Pro tracks — enough to test a few genres and learn how the model reacts to your wording before you top up. See the full plan breakdown on the pricing page.

Prompt examples for Lyria 3 Pro

These prompts are ready to paste. Each one follows the same pattern — genre, mood, tempo, instruments, purpose — which is the most reliable way to steer the model.

1. Lo-fi study beat

Lo-fi hip-hop instrumental, relaxed and cozy mood, slow tempo around 75 BPM, dusty vinyl crackle, mellow Rhodes piano chords, soft boom-bap drums, warm bass

A classic background for study streams and work playlists. The BPM and the vinyl texture push the model toward a recognisable lo-fi sound.

2. Epic trailer orchestra

Epic cinematic orchestral piece, heroic and uplifting mood, building from quiet strings to a powerful climax with brass and taiko drums, medium tempo

Good for channel intros, game trailers and promo videos. Describing the arc — quiet start, big climax — gives the track a sense of direction.

3. Ambient meditation

Ambient meditation music, calm and spacious, very slow tempo, soft evolving synth pads, gentle bells, no drums

“No drums” removes the pulse; “evolving pads” keeps it moving without abrupt changes.

4. Corporate presentation bed

Neutral corporate background music for a presentation, positive and confident mood, medium tempo, light acoustic guitar, soft piano, subtle percussion, unobtrusive

Sits under a voice without competing with it. “Unobtrusive” is one of the most useful words for any background bed.

5. EDM with a drop

Energetic EDM track, euphoric mood, fast tempo 128 BPM, rising build-up, big drop with punchy kick and wide supersaw synths

For sports edits, fast-cut Reels and launches. The model understands “build-up” and “drop” as structure, not just style.

6. Brand jingle

Short memorable brand jingle, cheerful and friendly, bright ukulele and glockenspiel melody, handclaps, upbeat tempo

A starting point for an audio logo or podcast sting. Run it several times and keep the catchiest motif.

Tips for better Lyria 3 Pro results

Anchor every prompt on genre, mood and tempo

These are the parameters the model is built around. “Relaxing music” is a coin toss; “ambient, calm, very slow tempo” is predictable. If you know the BPM, state it: 70–90 for laid-back beats, 120–130 for dance tracks.

Name a few instruments, not a dozen

Two to four lead instruments — piano, strings, analog synth, nylon guitar, 808 bass — narrow the result considerably. A long shopping list tends to blur into a muddy mix.

Say what the track is for

Phrases like “background for a product video”, “podcast intro” or “builds to a climax” tell the model how prominent the music should be and how it should evolve.

Use negatives

“No drums”, “no vocals”, “no sudden changes” are short, effective constraints — especially when the music will sit under narration.

Iterate one variable at a time

Because generations are cheap, the best workflow is a series of small experiments. Keep the prompt that worked and change only the tempo or one instrument, so you learn what actually moves the output.

Plan the edit

Generate a little more material than you need. Trimming to picture, looping and fades are easier in your video editor than through prompt wording.

Use cases

• Social media teams. Original beds for Reels, Stories and Shorts without browsing stock libraries.
• Video editors. Quick music variations for vlogs, travel films, product reviews and tutorials.
• Marketers. Jingles and ad music, with several versions to A/B test.
• Educators and speakers. Unobtrusive backgrounds for webinars, courses and slide decks.
• Podcasters. Intros, outros and segment transitions.
• Game and app prototypes. Ambient loops and mood themes while the real score is still in the works.
• Personal listening. Lo-fi for focus, ambient for meditation or reading.

Lyria 3 Pro vs other audio models

WebTerra AI offers several music and sound models. Lyria 3 Pro is the budget choice for instrumentals; for some jobs another model fits better.

Model	Focus	Choose it when
Lyria 3 Pro	Instrumentals by Google	You need many affordable background tracks driven by genre, mood and tempo
MiniMax Music 2.6	Songs with vocals	Singing and lyrics are the point
ElevenLabs Music	Studio-quality tracks	A polished studio sound matters most
Stable Audio 2.5	Loops and beds	You want short loops for editing or production
ElevenLabs SFX	Sound effects	You need hits, whooshes and ambience rather than music

For vocal tracks, read our MiniMax Music 2.6 review. For a more premium sound, see the ElevenLabs Music review, and for loops, the Stable Audio 2.5 review. Lyria 3 Pro wins when you need lots of instrumental options for very little money. Pair it with a voice from the ElevenLabs Multilingual review and you have a complete soundtrack — music plus narration — from one dashboard.

Limitations

• Instrumental focus. The model is positioned for instrumentals. For songs that depend on a strong vocal performance and clear lyrics, use a dedicated song model.
• Text input only. You cannot upload a reference melody, sheet music or an audio file to imitate — everything is set through the prompt.
• Variation between runs. The same prompt produces different tracks each time. Budget a few generations to find the keeper.
• Limited fine control. Genre and mood come through well when described clearly, but you cannot dictate exact chord progressions, key or bar-by-bar structure.
• Editing happens elsewhere. Cutting to picture, fades and loops are jobs for your video or audio editor.

FAQ

How much does a Lyria 3 Pro track cost?

A 30-second track with default settings costs 13 credits on Starter (about $0.17) and 12 credits on Pro and Ultra (about $0.15 and $0.14).

Can I try Lyria 3 Pro for free?

Yes. New WebTerra AI accounts get 60 free credits, which is enough for about four tracks.

Does Lyria 3 Pro make songs with vocals?

It is described as an instrumental model. Some presets hint at vocals, but for full songs with singing, MiniMax Music 2.6 is the more reliable option.

Can I set an exact tempo?

Yes. Write a BPM value in the prompt or describe the tempo as slow, medium or fast. Tempo is one of the three things the model pays most attention to.

Do I need to install anything to use Lyria 3 Pro online?

No. Everything runs in the browser: open the WebTerra AI dashboard on desktop or mobile, choose Lyria 3 Pro and type your prompt.

How many takes should I budget for?

Plan on three or four generations per final track. The first run tells you whether genre and mood are right; the next ones fine-tune tempo and instrumentation. At 12–13 credits a take, that is still well under a dollar for a finished cue.

What language should prompts be in?

English works best, because genre names and production terms like build-up, drop or swing are established in English.

If you need a steady supply of original instrumental music, Lyria 3 Pro is a practical, inexpensive tool. Claim your 60 free credits, open audio generation on WebTerra AI and make your first track today.