According to AI Tier List, Perplexity AI (Tier S) ranks higher than Arc Search (Tier B) for AI Search Engine. Conversational AI search engine providing sourced answers.
 |  | |
|---|---|---|
| Tier | Tier B | Tier S |
| Rating | 3 / 5 | 5 / 5 |
| Pricing | Free | Freemium |
| Category | AI Search Engine | AI Search Engine |
| Best For | browser, ai-assistant, summarization, web-search | ai-search, research, summarization, conversational-ai, source-based |
Innovative 'Browse for Me' search experience, Mobile optimization, Clean UI/UX, Fast information summarization
Decreased development momentum for desktop version, Lack of versatility, Limited cross-platform support
Source-based answers, Deep Research capabilities, agentic computer control, hybrid local-cloud inference, personalized AI memory (Perplexity Brain)
Dependency on subscription for advanced features, resource consumption during complex agent tasks, potential latency during local-to-cloud routing
