SetterApp vs assistant-ui

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

SetterApp compared with assistant-ui
Detail	SetterApp	assistant-ui
What it does	AI appointment setter for Instagram and WhatsApp that responds to leads 24/7, qualifies them and books meetings	Open-source React components and runtimes for building AI chat
Stage	Startup	Not given
Founded	2025	Not given
Based in	ES	US
Pricing model	Not given	Open source
Pricing	Free: 1 Instagram account, 1 AI agent, 300 AI messages per month, 1 comment-to-DM automation. Scale: 297 €/month (plus VAT), includes 3 Instagram accounts, WhatsApp Business number, 3 AI agents, 15,000 AI messages per month, up to 5 team members, AI analytics, priority support. Extra messages: 0.01	The core library is free and MIT licensed. assistant-cloud offers: Free ($0, 200 MAU included), Pro ($50/mo, 500 MAU included plus $0.10 per additional MAU), Enterprise (custom MAU pricing, contact for details).
Key features	AI responds to Instagram DMs, comments and stories with human-like conversations Automatic calendar link sending and meeting booking Team inbox with human handoff and delegation AI analytics that identifies objections and customer pain points Manual chat takeover by team members anytime	Streaming support for real-time chat output Tool execution and integration Thread persistence and history Voice support Generative UI rendering Message attachments Conversation branching Multi-platform support (React, Vue, React Native, Ink) Runtime adapter support (AI SDK, LangGraph, LangChain) Fully customizable component composition
What makes it different	Converses naturally and understands objections unlike button-based chatbots Responds like a real person with 30-60 second delays matching human rhythm Qualifies leads in 0.3 seconds with AI-powered scoring No commission fees on booked calls, just flat monthly price Official Meta verified provider respecting API limits and preventing account bans	Works with any backend through pluggable runtime adapters Complete source code available for customization via CLI Production-ready runtime handling streaming, tools, and state Free MIT license with optional paid cloud persistence Cross-platform support with single chat model
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	2 −4 (down) since last check	53 +1 (up) since last check
Trust Flow (Majestic)	4	12
Citation Flow (Majestic)	19	39
Referring domains (Majestic)	6	572

5 details filled in for both companies.

More alternatives to SetterApp More alternatives to assistant-ui