Perplexity vs Exa

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

Perplexity

AI Search

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

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Starting Price

$0

Exa

🔴Developer

AI Search

Web search and retrieval APIs for neural search, live page content, structured research, monitoring, enrichment, citations, and MCP-connected agents.

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Starting Price

Free

Feature Comparison

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FeaturePerplexityExa
CategoryAI SearchAI Search
Pricing Plans6 listed plans4 listed plans
Starting Price$0Free
Key Features
  • • Web-based AI answer engine.
  • • Citations for source checking.
  • • Useful for research summaries and current-topic exploration.
  • • Search API optimized for AI applications
  • • Neural and keyword search modes
  • • Content extraction, highlights, and answers

Perplexity - Pros & Cons

Pros

  • ✓Search results are delivered as synthesized answers with citations, which makes Perplexity useful for source-backed briefs and current-topic research.
  • ✓The Pro plan lists concrete usage allowances, including up to 200 Pro queries per week, up to 20 Deep Research queries per month, 50 file uploads per week, and files under 50MB.
  • ✓Perplexity supports model choice across recent models from GPT, Claude, Gemini, and more, so users are not locked into a single model provider for research workflows.
  • ✓Enterprise plans can search across the web, team files, and work apps, including sync from Google Drive, SharePoint, and other file apps and actions across Salesforce, HubSpot, Slack, and 100+ others.
  • ✓Enterprise security controls are unusually detailed for an AI search product, including SOC 2 Type II, HIPAA, GDPR, PCI DSS compliance, SSO, SCIM, audit logs, user management, and configurable retention on eligible plans.
  • ✓The website states 50,000+ organizations trust Perplexity Enterprise, which gives buyers a stronger adoption signal than many smaller AI search tools.

Cons

  • ✗Generated answers still need manual source review because citations can support only part of a claim, omit context, or point to sources that require interpretation.
  • ✗The most advanced enterprise controls are gated: insight dashboards, audit logs, data retention configurability, and SCIM features require 50+ members or at least 1 Enterprise Max user.
  • ✗Enterprise Max is expensive at $325/month per seat or $3,250/year, making it hard to justify unless users need heavy Deep Research, advanced models, large files, or multi-model comparison.
  • ✗Perplexity is broad web and workplace research software, so academic teams may still prefer specialized databases or tools like Consensus for systematic literature work.
  • ✗The free and lower-cost experiences are limited compared with paid plans, especially for file uploads, Deep Research, asset generation, video generation, and enterprise administration.

Exa - Pros & Cons

Pros

  • ✓Combines search, content retrieval, research, monitoring and enrichment endpoints
  • ✓Publishes granular per-request and per-run pricing
  • ✓Free credits support meaningful evaluation without a card
  • ✓MCP server and numerous integrations reduce setup time

Cons

  • ✗Agent and enrichment usage can produce variable costs
  • ✗Search results and extracted pages still require truth and freshness checks
  • ✗Hosted infrastructure creates vendor and index dependence
  • ✗Live web content introduces prompt-injection and malicious-source risk

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🔒 Security & Compliance Comparison

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Security FeaturePerplexityExa
SOC2—✅ Yes
GDPR—✅ Yes
HIPAA——
SSO—✅ Yes
Self-Hosted❌ No❌ No
On-Prem❌ No❌ No
RBAC—✅ Yes
Audit Log——
Open Source❌ No❌ No
API Key Auth✅ Yes✅ Yes
Encryption at Rest—✅ Yes
Encryption in Transit—✅ Yes
Data ResidencyData-residency commitments should be verified directly for the selected business plan.US
Data RetentionEnterprise materials describe configurable file retention and automatic file deletion up to 1 day, subject to plan eligibility and contract terms.zero-retention-option
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