Perplexity Review (2026): The Best AI Search Engine, With Limits
Perplexity review: cited search, Research mode, the Computer agent and credits, Comet, privacy and every plan, plus whether Pro or Max is worth paying for.
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Perplexity is the best AI tool for quick answers with sources you can click. Pro, at $20 a month at the time of writing, is worth it if you search more than you write. Max, at $200 a month, is for heavy users of its Computer agent. For writing, long documents or coding, a general assistant such as ChatGPT or Claude is still better.
A note on method: we could not run hands-on tests for this review. It is based on Perplexity’s own pricing, help-centre and changelog pages (checked on 16 October 2026, with plans and models re-checked on 21 October 2026) and on published third-party research, and the rating of 4.0 is provisional until we test it ourselves. Where we compare Perplexity with ChatGPT, the detail is in our Perplexity vs ChatGPT for research comparison.
What Perplexity is
Perplexity, made by Perplexity AI, is an answer engine: you ask a question, it searches the web in real time, reads the results and writes a summary with numbered citations to the pages it used (How does Perplexity work?). In 2026 it has grown into a family of modes. Search (Ask) is the core. Research runs a longer, multi-step investigation and produces a report. Create files and apps (launched in 2025 as Labs) builds documents, spreadsheets, dashboards and simple web apps. Perplexity Computer is an agent that carries out multi-step tasks, and Comet is Perplexity’s own web browser with an assistant built in. The important change this year is that search and agent work are priced differently: searches are covered by the subscription, Computer runs on credits.
Perplexity pricing at a glance
| Plan | Price (US, at time of writing) | Pro Searches | Research queries | Comet agent | Files and apps | Monthly credits | Training default |
|---|---|---|---|---|---|---|---|
| Free | $0 | 3/day | 1/month | No | No | None | Standard |
| Pro | $20/month or $200/year | Weekly limits (average use) | Monthly limits (average use) | Monthly limits | Yes | None (weekly included Computer usage) | Opt-out of AI training |
| Education Pro | $10/month with student verification | Weekly limits (average use) | Monthly limits (average use) | Monthly limits | Yes | None | Opt-out of AI training |
| Max | $200/month or $2,000/year | Weekly limits (advanced use) | Monthly limits (advanced use) | Monthly limits | Extended | 10,000 | Opt-out of AI training |
| Enterprise Pro | $40/seat/month or $400/seat/year | 400/week | 50/month | 80/month | 50/month | 500 | Never used for training |
| Enterprise Max | $325/seat/month or $3,250/seat/year | 4,000/week | 500/month | 800/month | 500/month | 15,000 | Never used for training |
Sources: Perplexity pricing, Which Perplexity plan is right for you?, Perplexity Max, How credits work, What is Enterprise Max?.
The limit wording is Perplexity’s own. It publishes fixed numbers for Free and Enterprise but describes Pro and Max only as “average use” and “advanced use”, so you will not know your exact ceiling until you hit it. The pricing page shows annual prices only ($17 a month for Pro, $167 for Max), and annual Max billing is available only on the web. Eligible schools and non-profits pay $30 per seat per month for Enterprise Pro. New subscribers get a one-time credit bonus that expires in about 30 days: 4,000 credits on Pro, 35,000 on Max.
Search and citations: the main event
Search is why you use Perplexity. Every answer opens with its sources, citations are numbered inline, and one click takes you to the page. The help centre says Pro returns 10x as many citations per answer as Free (What is Perplexity Pro?). Pro also adds premium data sources such as PitchBook and Statista, and since 5 October 2026 Wiley journals and books are searchable on every plan, including Free (Perplexity changelog).
Citations make errors easier to spot, but they do not make them go away. The most useful independent evidence is the Tow Center for Digital Journalism’s March 2025 study, which ran 1,600 queries across eight AI search tools and asked each to identify the source of a news excerpt. Collectively the tools were wrong more than 60% of the time; Perplexity was wrong on 37%, the best of the eight (Columbia Journalism Review). That is 2025 evidence on one task, not a current error rate, but the lesson holds: a cited sentence is not a verified one. The common failure is a real page that does not quite say what the summary claims. Open the source behind any price, date or statistic and find the sentence before you rely on it.
Research mode: good reports, not deep ones
Research mode (marketed as deep research on the pricing page) is picked from the mode selector. It runs many searches, reads documents and refines its plan as it goes, and most tasks finish in under 3 minutes, some taking 4 or 5 (What is Research mode?). You can export the report to PDF or a document, or turn it into a Perplexity Page. You cannot choose which model runs it. Free users get 1 Research query a month; Pro raises that to an unpublished monthly limit.
The trade-off is speed for depth. Research is quick and well sourced, but its reports tend to be shorter and more list-like than ChatGPT’s deep research, which runs longer and lands on a recommendation. For a fast briefing Perplexity is fine; for a report you will hand to a client, our Perplexity vs ChatGPT comparison explains why ChatGPT is the stronger pick, and our ChatGPT review covers its deep research in detail.
Perplexity Computer and credits
Perplexity Computer is an agent for multi-step work: it gathers context, uses tools and delivers a finished output such as a report, dashboard or app. It launched for Max on the web on 27 February 2026 and reached all Pro subscribers on 13 March 2026 (February 27 changelog, March 13 changelog). The 5 October 2026 update added Automations (recurring or event-triggered tasks), inline visualizations, GPT-6.1 Sol powering the Light effort setting and Claude Opus 5.5 powering Standard effort. On 19 October Perplexity added an Ultrafast speed option for GPT-6 Astra and GPT-6.1 Sol (Max only, on the web, at a higher but unpublished credit cost) and made Gemini 4 Argon available in Computer on Pro and Max; our Perplexity Computer update news post sorts the changes by plan.
Credits are where the cost lives. According to the credits help page, 100 credits equal $1 at the time of writing. Ask searches, and Comet’s assistant in Search mode, never use credits. Computer tasks, and Comet’s assistant in Work mode, do. Paid Pro plans get a weekly amount of included Computer usage, used before any credits, that resets weekly and does not roll over; Pro has no monthly credit allowance. Max includes 10,000 credits a month, which also do not roll over. Every Max account has a monthly spending cap, $200 by default and adjustable up to $5,000.
Perplexity’s own examples give a feel for what that buys. A quick fact or definition costs about 15 to 70 credits, a multi-step research report about 350 to 950, a data dashboard 2,400 to 9,800, and a whole app 15,000 or more. So Max’s 10,000 monthly credits ($100 of value) cover roughly 10 to 28 research reports, or one or two dashboards, before you start buying more. That is plenty for a consultant who runs a few agent reports a week, and not much for someone building apps.
Models: one subscription, several vendors
Pro and Max let you choose the model behind a search. Perplexity’s model help article lists, as of 17 October 2026, seven Search models on Pro (GPT-6.1 Sol, Gemini 3.8 Flash, Claude Sonnet 5.5, Kimi K3, GLM 5.3, Grok 4.7 and Nemotron 3.5 Super VL), with Max adding GPT-6 Astra, Gemini 4 Argon, Claude Opus 5.5 and Claude Fable 5.1 (advanced models article). Computer has its own model selector: since 19 October, Pro can use Gemini 4 Argon there even though it stays Max-only in Search, but choosing a model yourself needs credits, because Pro’s included weekly usage runs on the Light setting only. Treat any list as a snapshot: the in-app selector is authoritative, and our guide on how to read AI model announcements explains why names move so quickly. Perplexity also warns that advanced model access may be restricted during heavy usage.
Model Council sends one question to several models and has a synthesiser combine their answers. The help centre lists it for Max and Enterprise Max on web and iOS, with three models per council (What is Model Council?). Pro users can run it as a skill inside Computer, using 2 to 8 models and paying in credits.
Comet browser
Comet is Perplexity’s browser for Mac, Windows, iOS and Android (Comet), free to download for everyone since October 2025 (Perplexity blog). Its assistant can answer questions about the page you are on or act on your behalf. Agent queries are limited by plan: none on Free, monthly limits on Pro and Max, 80 a month on Enterprise Pro and 800 on Enterprise Max. As with any agentic browser, be careful what you let it do while you are logged into email, banking or work accounts: an agent that reads web pages can be steered by what those pages contain.
Privacy and data
On Free, Pro and Max, “AI data retention” is switched on by default, which means your data can be used to train Perplexity’s models. To turn it off, open Account settings, go to Preferences and switch off the AI data retention toggle. The opt-out applies only to data collected after that date, and data already used for training cannot be removed (Data collection at Perplexity). Enterprise data is never used for training, but downgrading from Enterprise to a consumer plan switches retention back on. Perplexity says its agreements with third-party model providers prohibit them from training on Perplexity data (help centre). Our advice: turn the toggle off on day one.
What we don’t like
- Unpublished Pro limits. “Weekly limits (average use)” tells you nothing you can plan around, while Free and Enterprise get real numbers.
- Pages that disagree. The pricing page FAQ lists Model Council under Pro, but the help centre limits it to Max and Enterprise Max outside Computer. Plan details change often enough that the help centre is the page to trust.
- Citations that over-reach. The format invites trust, and a summary sometimes claims more than its source says.
- Weaker long-form writing. Perplexity is tuned for retrieval. For drafting, editing or reasoning across long uploaded documents, Claude is better.
- Credits on top of a subscription. Search is all-inclusive; agent work is metered, and heavy Computer users can spend well beyond the $20 or $200 headline.
Who should use Perplexity
Analysts, consultants, journalists and anyone else who checks facts, prices and news many times a day will get the most from it. It is the fastest path from a question to a sourced answer, and Pro’s premium sources help with market and company research. Students can get Education Pro for $10 a month with verification.
Who should look elsewhere
Heavy writers should start with Claude. If your work runs on Gmail, Docs and Drive, Gemini reaches into that data and bundles storage. For academic literature reviews, a tool that searches only peer-reviewed papers, such as Consensus, is a better starting point than the open web; our AI research tools directory lists others. If you can afford only one subscription and research is not your main job, read our ChatGPT vs Claude vs Gemini comparison first.
Verdict
Perplexity does one job better than anything else: turning a question into a short, cited answer you can check in seconds. Free is genuinely useful for basic search. Pro at $20 a month is worth it for anyone whose day is full of lookups, and the fact that searches never touch credits keeps the cost predictable. Max at $200 is only for people who run the Computer agent heavily enough to use 10,000 credits a month. It earns a provisional 4 out of 5: best in class at search, narrower than the general assistants we rate higher. More reviews are in our reviews section.
Frequently asked questions
Is Perplexity Pro worth it?
If you look things up many times a day, yes. At $20 a month or $200 a year (at the time of writing) Pro raises the search and Research limits, adds model choice, 10x as many citations per answer, file and app creation, premium data sources and weekly included use of the Computer agent. If you mainly write or code, a general assistant is better value.
Is Perplexity free?
Yes. The free plan gives practically unlimited basic searches with citations, 3 Pro Searches a day and 1 Research query a month. It does not include advanced model choice, image generation, file and app creation or Comet's agent.
How accurate is Perplexity?
More accurate than most AI search tools, but not reliable enough to skip checking. In the Tow Center's 2025 study of eight AI search engines, Perplexity gave the wrong answer on 37% of citation queries, the best result in the group. Open the source behind any number before you use it.
What is the difference between Perplexity Pro and Max?
Max costs $200 a month against Pro's $20 (at the time of writing). It adds 10,000 Computer credits a month (Pro has no monthly credits, only weekly included usage), higher search and Research limits, more advanced models, Model Council and the Max Assistant in Comet. Most people do not need it.
Does Perplexity use my data for training?
On Free, Pro and Max, AI data retention is on by default. You can turn it off under Account settings > Preferences, but the opt-out only covers data collected afterwards. Enterprise data is never used for training, and Perplexity says its agreements bar third-party model providers from training on its data.