echosphere.
Connecting…

Warm.

A soundtrack for your sphere

Add a video to begin.

Generation settings & saved videos

The composer is the existing sample-based engine with a video arrangement. AI-model quality still needs testing on your computer. An unavailable model produces an error; it never silently switches engines.

Made of sound.

Visual analysis uses only your selected sphere interior. The source video’s audio is excluded. Generated music is processed by the selected local engine.

Instrument recordings

tonejs-instruments — Nathaniel Brosowsky, CC BY 3.0. Piano and violin: VSCO 2 Community Edition, Versilian Studios. Cello: flcellogrl, Freesound. Electric guitar: Karoryfer. Recordings are sequenced, pitch shifted, enveloped and mixed.

The original standalone music playground remains in index.html. Local setup and API instructions are in the repository’s docs folder.