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Sixtyfour ×

Perplexity ×

Sixtyfour ×
Perplexity ×

Comparator · Research & search

SixtyfourFree tiervs

Perplexity$10/mo (Education Pro (consumer, verified students/faculty))

Starting pricefree · $10/mo

Free tieryes · yes

Plans documented4 · 7

Platforms2 · 2

Comparison of Sixtyfour, Perplexity
	Sixtyfour Visit website for Sixtyfour (opens in a new tab)	Perplexity Visit website for Perplexity (opens in a new tab)
Category	Research & search	Research & search
Main use cases	Trust and safety investigations Workforce identity vetting Financial institution due diligence Company and people research via API Fraud ring detection	Researching questions with cited sources Tracking current events Comparing products or options Building search-grounded apps via API
Best for	Trust and safety teams, Risk and compliance teams	Researchers, Students, Journalists, Developers building search features
Platforms	Web, API	Web, API
Pricing model	—	Freemium
Pricing	See official pricing US prices not confirmed Official pricing ↗	Free plan; Pro and Max paid plans; Enterprise for organizations. Viewed from outside the US, the pricing page showed Pro at $17/month and Max at $167/month (annual-billing equivalents). US monthly prices not confirmed — see official pricing. Checked Sep 30, 2026. Official pricing ↗
Key features	People and company intelligence API Email and phone lookup Deep and lookalike search Workflows and scheduled monitors Webhooks MCP server	Answers with inline source citations Real-time web search Deep research reports Choice of AI models from several labs on paid plans Perplexity Computer for building documents and apps Search, Agent and Embeddings APIs
Pros	Documented REST API and MCP server Results cite their sources Free plan listed in docs Tiered enrichment depth	Every answer links to its sources so claims can be checked Free plan available to start Paid plans offer models from multiple AI labs in one place Developer APIs with published usage-based pricing
Limitations	Credit-based billing Free plan limited to 64 credits per month No USD prices published in docs Demo-oriented sales for teams	Answers can still misread or misattribute sources Deep research and model choice need a paid plan API is billed separately by tokens and requests Promotional credit offers change often, so check current terms
Ratings	Editorial Not yet reviewed Users No user reviews yet	Editorial Not yet reviewed Users No user reviews yet
Review status	Listed Verified Sep 29, 2026	Listed Verified Sep 30, 2026