Public commentary highlighted legal/IP risk around soundalike generation, weak guardrails, and uncertainty around commercial use of AI-generated music.
SourcePublic company, workplace, funding, and market signals
Updated Jul 30, 2026
Treblo (formerly Sonauto) is a San Francisco-based YC W24 AI music company that turns prompts, lyrics, or melodies into full songs and offers both a free consumer music generator and a paid developer API.
Primary product
Melodia-powered AI music generator/editor for creating full songs from prompts, lyrics, or melodies
Founded
2023
Headquarters
San Francisco, California, United States
Team size
1-10 employees
Industry
Software Development
Sub-industry
AI music generation / synthetic media
Offices
0 jobs at Sonauto
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Business model
Stage
pre-seed
Total raised
$500K
Latest round
Pre-Seed Round · Feb 2024
Latest amount
$500K
Feb 2024 · Y Combinator
Small four-person team; the company says it is a frontier audio AI lab, in Discord every day, debating sound quality in the same room, and building for music fans rather than trying to replace musicians.
Compensation
Public compensation signals include an ML Engineer/Researcher role posted at $120K-$230K plus 0.25%-2.00% equity, and an intern role posted at $6K-$9K per month. The developer API is also publicly priced, starting at $11/month for 20,000 credits.
Pricing
Consumer web app appears free/unlimited publicly; developer API is subscription plus credits/pay-as-you-go.
Differentiators
Technology
Customers
Competitors
Estimated revenue
≈$330K estimated annual revenue (third-party estimate)
Estimated monthly visits
1.2M
Traffic estimate as of Jun 2026
Public commentary highlighted legal/IP risk around soundalike generation, weak guardrails, and uncertainty around commercial use of AI-generated music.
SourceTreblo Blog · Jun 2026
Official rebrand announcement: Sonauto became Treblo, the domain moved to treblo.com, and the team said it is the same four people, same account, and same products.
Medium · Mar 2026
A 2026 review arguing that Sonauto/Treblo allowed more permissive prompting than competitors and highlighting legal/IP risk around commercial use and soundalike generation.
Hacker News · Apr 2024
Launch discussion where the founders described the model architecture, controllability features, free/unlimited generation, and early product direction.
Music Ally · Apr 2024
Industry coverage of Sonauto’s launch and early positioning as a generative audio playground and Y Combinator-backed AI music startup.
Y Combinator · Mar 2024
Launch post describing Sonauto as an AI music editor and introducing the Melodia music foundation model, prompt/lyrics/melody generation, and sharing/remixing features.