Linkup vs Perplexity

Detailed side-by-side comparison to help you choose the right tool

Linkup

🔴Developer

AI Search

Production-grade web search API for AI, ranked #1 on OpenAI's SimpleQA benchmark and used by McKinsey, Cohere, and Polymarket.

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Starting Price

Custom
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Perplexity

AI Search

AI answer engine for web research with cited responses and follow-up questions.

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Starting Price

$0
Full ReviewVisit Site

Feature Comparison

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FeatureLinkupPerplexity
CategoryAI SearchAI Search
Pricing Plans6 tiers201 tiers
Starting Price$0
Key Features
    • • Web-based AI answer engine.
    • • Citations for source checking.
    • • Useful for research summaries and current-topic exploration.

    Linkup - Pros & Cons

    Pros

    • ✓Top-ranked factual accuracy on OpenAI's SimpleQA benchmark
    • ✓Deep-search mode returns synthesized, citation-backed answers in one call
    • ✓Transparent per-call pricing — no opaque enterprise quotes for small teams
    • ✓Official MCP server for Claude Desktop, Cursor, and Goose
    • ✓First-class integrations with LangChain, LlamaIndex, and the Vercel AI SDK

    Cons

    • ✗Deep-search calls are seconds-slow and ~10x the cost of standard search
    • ✗Fewer query knobs than Exa or Tavily (no neural-vs-keyword toggle, less rerank tuning)
    • ✗Smaller customer-visible status page — less operational transparency than incumbents
    • ✗Index is strong on factual queries but less tuned for navigational lookups

    Perplexity - Pros & Cons

    Pros

    • ✓Produces concise answers with citations for source checking.
    • ✓The free tier lets individual users try AI search without a paid plan.
    • ✓Follow-up questions make it practical for iterative research.
    • ✓Public security documentation describes enterprise-oriented controls.
    • ✓Business-oriented plans are available for teams and organizations.
    • ✓Because answers are based on live web retrieval, it can be useful for current-topic research.

    Cons

    • ✗Generated summaries can still misinterpret sources and require manual verification.
    • ✗Citation quality varies by query, source availability, and retrieval behavior.
    • ✗Paid-plan value depends on usage volume, required limits, and whether team controls are needed.
    • ✗Perplexity is not a substitute for primary legal, medical, financial, or academic review.
    • ✗Teams handling sensitive data must review plan-specific privacy, retention, and security terms.

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    🔒 Security & Compliance Comparison

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    Security FeatureLinkupPerplexity
    SOC2——
    GDPR——
    HIPAA——
    SSO——
    Self-Hosted—❌ No
    On-Prem—❌ No
    RBAC——
    Audit Log——
    Open Source—❌ No
    API Key Auth—✅ Yes
    Encryption at Rest——
    Encryption in Transit——
    Data Residency—Data-residency commitments should be verified directly for the selected business plan.
    Data Retention—Enterprise materials describe configurable file retention and automatic file deletion up to 1 day, subject to plan eligibility and contract terms.
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    Read the full reviews to make an informed decision

    Review LinkupReview Perplexity