Studio

Compose a card

A card is four things: a portrait at the locked ratio, a genre, one honest sentence, and the longer description that includes what the bot will not do. Build it here and watch the card assemble itself alongside.

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Publishing a card needs an account. Beta accounts are email and password, created locally in your browser — nothing is sent to a server.

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1 · Portrait

Drop a portrait, or choose a file

PNG, JPEG or WebP · up to 24 MB · 2:3 · at least 1024 × 1536

2 · What is it?

A bot card promises something, so it carries a description and a list of what it will not do.

Put it in the free lane — anyone may copy it and use it as their own starting point. A permission to use, never a transfer of copyright: the work stays yours, and this is not the Layer B opt-in.

3 · Genre

4 · Describe it

NameOne word is usually right. Meridian, Ledger, Bisect.Short descriptionOne sentence. 0/140Long descriptionWhat it actually does, and what it refuses to do. Guardrails are not optional here.

Nothing here is uploaded

Your image stays in this browser tab. It is rendered from a local object URL, is never sent anywhere, and disappears when you close the tab. Publishing needs an account and storage, and v1 has neither.

Publishing needs an account and R2/D1 storage. Neither exists in v1.