Perplexity vs Exa
AI answer engine + Comet browser + Sonar API
vs. AI search API for developers — neural + keyword hybrid for agents
Pricing tiers
Perplexity
Sonar API (PAYG)
Pay-as-you-go per request. Buy credits or set auto top-off.
$0 base (usage-based)
Free
5-10 Pro searches/day. Basic models. File uploads limited. No Comet.
Free
Education Pro
$10/month for verified students + educators (or 12 months free via promos).
$10/mo
Pro
$20/month. Unlimited Pro searches, full model selection (Claude, GPT, Gemini), unlimited file uploads, $5/mo API credits.
$20/mo
Enterprise Pro
$40/user/month. Team features + SSO + 500 daily research queries + compliance.
$40/mo
Max
$200/month. Everything in Pro + Comet agent browser, 10k credits, unlimited Labs, Sora 2 Pro video, GPT-5.2, Claude Opus 4.6.
$200/mo
Enterprise Max
$325/user/month. Audit logs, SCIM, configurable retention, expanded file storage.
$325/mo
Exa
Free Tier
1,000 requests/month at no cost. Access to all core products.
Free
Pay-as-you-go
Usage-based per endpoint. No monthly minimum.
$0 base (usage-based)
Startup + Education Grants
$1,000 in free credits for qualifying projects.
$0 base (usage-based)
Enterprise
Custom. High-volume, custom datasets, rate limits, SLA, dedicated support.
Custom
Free-tier quotas head-to-head
Comparing free on Perplexity vs free on Exa.
| Metric | Perplexity | Exa |
|---|---|---|
| No overlapping quota metrics for these tiers. | ||
Features
Perplexity · 16 features
- Agent Mode (Max) — Autonomous multi-step agents (browse, act, finish tasks).
- Answer Engine — Ask → source-cited AI answers from live web.
- Async Sonar API — Submit jobs async — receive webhook when done.
- Collections — Save threads + share with team.
- Comet Browser — Chromium-based AI-native browser. Sidebar assistant, agentic actions.
- Deep Research — Multi-step research task — compiles report with many sources.
- Discover Feed — Curated news + trending topics feed.
- File + Image Analysis — Upload PDFs, images, CSVs → ask questions.
- Finance Mode — Stocks + earnings + fundamentals mode.
- Labs — Build interactive apps/reports — generate visualizations, code.
- Pro Search — Multi-source + clarifying follow-ups.
- Shopping — AI-guided product research + comparison.
- Sonar API — Programmatic web-grounded chat completions endpoint.
- Sora 2 Pro (Max) — Generate video via OpenAI Sora 2.
- Spaces — Persistent workspaces with custom instructions + knowledge files.
- Voice Mode — Talk to Perplexity (mobile apps).
Exa · 13 features
- Answer API — Query → direct answer with citations.
- Category Filter — Filter to news, research papers, company, github, tweet, pdf, financial report, …
- Contents API — Retrieve cleaned full-text + summaries from URLs.
- Custom Datasets (Ent) — Enterprise: private indexing of your own corpus.
- Deep Reasoning Search — Adds LLM reasoning on top of Deep Search.
- Deep Search — Multi-hop iterative search for complex queries.
- Find Similar — Given a URL, find semantically similar pages.
- Highlights — Extract most-relevant passages per result.
- Livecrawl — Fetch pages on-demand (bypass cache) for freshness-critical queries.
- MCP Server — Official Exa MCP for Claude Code / Cursor / Agents.
- Monitors — Scheduled recurring search → alerts on new results.
- Search API — Neural + keyword web search for agents. Returns ranked URLs.
- Summaries — LLM-generated page summaries.
Developer interfaces
| Kind | Perplexity | Exa |
|---|---|---|
| SDK | — | exa-js, exa-py |
| REST | Sonar API | Exa REST API |
| MCP | Perplexity MCP | Exa MCP Server |
| OTHER | Comet AI Browser, iOS + Android Apps, Perplexity Labs, Perplexity Web App, Spaces (context) | Exa Dashboard |
Staxly is an independent catalog of developer platforms. Some links to Perplexity and Exa may be affiliate links — Staxly may earn a commission if you sign up through them, at no extra cost to you. Pricing is verified against vendor pages at publication time — reconfirm before buying.
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