assistant-ui
Open-source React components and runtimes for building AI chat and agent front ends with streaming, tools and persistence.
✨ Try AgentScout's free AI image generator →Good for: building AI agents
Use cases
About assistant-ui
assistant-ui is listed in our frameworks category and is aimed at builders. Open-source React components and runtimes for building AI chat and agent front ends with streaming, tools and persistence. Pricing, as the maker states it: Open source. Maturity: Mature. We last checked the official link on 2026-10-18.
assistant-ui ratings and reviews
assistant-ui alternatives
Other frameworks tools in our directory. See all frameworks tools →
FrontierAgent
Open-source agent runtime and terminal app for long-horizon research and file work, with single-agent ReAct and parallel agent-team modes.
Agentset
Open-source RAG platform for building agents and apps that answer accurately from your documents.
OpenUI
Framework-agnostic generative UI framework with a compact streaming language and runtimes for React, Vue, Svelte and Angular.
Tambo
Generative UI SDK for React that lets agents render components.
Trigger.dev
Platform for building and deploying durable background AI agents and workflows in TypeScript.
TrueForge
Open-source agent harness runtime that turns an LLM into a working agent.
Related lists
🏆 See also: AgentScope alternatives · All best-of lists
💲 Estimate API cost: compare per-request and monthly costs for GPT, Claude, Gemini and Grok models.
Badge for makers
Built assistant-ui? Add this badge to your README or site. It links back to this page. About badges
