Korvo
Freemium
Investors needing auditable analysis
Perplexity answers research questions with linked sources and follow-up search, helping readers trace an overview back to the material behind its claims.
Free; Pro US$20/month or US$200/year · Free tier: Basic searches plus limited advanced search, Research and file-upload access; consult current plan limits. · Checked Oct 17, 2026
Ask a focused question, inspect the cited pages and refine the query as you learn more. Perplexity combines web search and generated summaries, with paid access expanding Research, model selection and file analysis. Standard is free for basic searches with limited advanced features. Pro is advertised at US$20 per month or US$200 per year; Max and enterprise plans provide other allowances. Advanced features remain subject to usage limits. Web access is complemented by macOS, Windows, iOS and Android apps. The API has separate credit-based billing. Citations help you check an answer, but you still need to assess source quality and verify that each source supports the claim.
Bottom line: Useful for finding and tracing research leads when you will open the cited material and check the evidence before publishing.
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More options in Research & AI Search. Compare pricing, platforms, and features side by side.
Freemium
Investors needing auditable analysis
Free · Open source
Researchers working on computational explanations of phenomena



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Perplexity is an AI search service that turns questions into synthesized answers with links to the material it uses. Its main value in a research workflow is the path from a summary to the underlying sources. The official product overview describes search, research and related tools.
Ask a focused question, set a date range or scope, then open the cited pages to check the evidence. Follow-up questions can narrow the topic or compare competing accounts. For a buying guide or industry brief, ask for a comparison, trace the important claims to primary sources and record what remains uncertain. Paid features expand access to Research, advanced models and file analysis, as explained in the Pro guide.
The Standard plan provides basic search and limited access to advanced features. Pro and Max increase access, but feature-specific limits still apply; see the detailed plan comparison. Perplexity’s product FAQ advertises Pro at US$20 per month or US$200 per year. Its Pro pricing card shows the rounded equivalent of US$17 per month when billed annually. Check checkout for your region and billing interval. It offers web access and native apps for macOS, Windows, iPhone/iPad and Android through its official downloads page.
A citation makes a claim easier to inspect; it does not establish that the source is correct or that the answer represents it accurately. Check dates, original documents and whether a linked page actually supports the claim. Model access and advanced-search allowances depend on the plan. The developer API uses a separate credit-based billing system, so a consumer subscription should not be treated as an API allowance. The Help Center comparison describes that distinction.
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