Directory / Agent framework / OpenUI
OpenUI
The open standard for generative UI — lets AI agents respond with charts, forms, cards and dashboards built from your own components, in React, Vue, Svelte and more.
💲 Open-source framework (MIT) is free; managed Gateway has a Free tier (3K API calls/mo), Build $49/mo and Grow $499/mo billed annually; Observability free in early access. Source: openui.com (checked Oct 16, 2026).
Pros & cons
👍 Pros
- Works with any model, agent framework and design system
- Compact streaming OpenUI Lang uses far fewer tokens than JSON UI formats
- CLI scaffolds apps and adds AGENTS.md instructions for coding agents
👎 Cons
- Young standard; ecosystem still forming
- Production reliability features sit in the paid Gateway
Latest release
OpenUI 1.0
Thesys releases OpenUI 1.0, bringing generative UI (interactive components instead of plain text) to any agent. Source ↗
Ranked in
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