assistant-ui.com
assistant-ui · The frontend library for AI agents
- Body text
- Public Sans
- Headings
- system-ui
Last checked Sep 23, 2026. Run this site and want it removed? Request an opt-out.
All text on the page
- Public Sans60%
- JetBrains Mono24%
- ui-monospace13%
- system-ui2.4%
Loading
- Served by
- Self-hosted
- Font files
- 69 KB
- Preloaded fonts
- 2
- Families declared
- 16 (13 never used)
- Platform
- Next.js
- Font hosts
- www.assistant-ui.com
History
Each row is a stretch of time where the fonts stayed the same. Rows marked Web archive are estimates from saved copies of the page and less reliable than our own crawl.
- Sep 23, 2026Our crawlPublic Sansheadings system-ui
Every font face the page declares (16)
| Family as declared | Weights | Variable | Used |
|---|---|---|---|
| Public Sans | 100 900 | Yes | Yes |
| Public Sans Fallback | 400 | No | No |
| JetBrains Mono | 100 800 | Yes | Yes |
| JetBrains Mono Fallback | 400 | No | Yes |
| KaTeX_AMS | 400 | No | No |
| KaTeX_Caligraphic | 700, 400 | No | No |
| KaTeX_Fraktur | 700, 400 | No | No |
| KaTeX_Main | 700, 400 | No | No |
| KaTeX_Math | 700, 400 | No | No |
| KaTeX_SansSerif | 700, 400 | No | No |
| KaTeX_Script | 400 | No | No |
| KaTeX_Size1 | 400 | No | No |
| KaTeX_Size2 | 400 | No | No |
| KaTeX_Size3 | 400 | No | No |
| KaTeX_Size4 | 400 | No | No |
| KaTeX_Typewriter | 400 | No | No |