Prompt Composer vs similar

3 options side by side. Our @design-infra pieces render live under the design system you choose; upstream pieces show their live demo where the host allows embedding, otherwise a screenshot with a link to the real thing. Pick or pass, then copy the feedback for your agent.

Design systemdark only

AChatbeautifuilive (upstream)
state · enter — subtledrop-inCalmRefined
css · low cost · respects reduced motion
Tabbed chat panel with reasoning replies + composer. Requires the Beautiful UI foundation.css, which redefines --accent (collides with shadcn).
$npx shadcn@latest add @beautifui/chat-composer
Gallery page Open live demo Docs
BPrompt composeroclive
Message
AI can make mistakes. Check important info.
Message
Pairs with @oc/chat-thread and @oc/agent-status.
drop-inRefinedCalm
Chat input: auto-growing textarea, file attachment chips, model picker, web-search toggle, send/stop; Enter sends, Shift+Enter newline; optional suggestion chips.
$npx shadcn@latest add @design-infra/prompt-composer
Gallery page Open live demo
CPrompt Barbeautifuilive (upstream)
state · press · loop — subtledrop-inCalmRefined
css · low cost · respects reduced motion
Bottom prompt bar with attachments/actions. Requires the Beautiful UI foundation.css, which redefines --accent (collides with shadcn).
$npx shadcn@latest add @beautifui/prompt-bar
Gallery page Open live demo Docs

Feedback for your agent

Pick or pass on each option (add a reason if you like), then paste this back into your agent's chat.

From design-infra compare — Prompt Composer vs similar:
(no picks yet)

Compare: https://www.owencoonahan.xyz/design-infra/compare?ids=beautifui/chat-composer,oc/prompt-composer,beautifui/prompt-bar&theme=linear-dark&label=Prompt+Composer+vs+similar