Topic · Company

Perplexity

Perplexity is the San Francisco company behind an AI answer engine that cites its sources, the Comet browser and the Perplexity Computer agent. It also sells a Search API to developers, and its paid plans let subscribers pick models from OpenAI, Anthropic and others.

4 stories · updated Oct 24

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Key facts

Checked Oct 23

Legal name and address: Perplexity AI, Inc., 2261 Market Street, Ste. 14441, San Francisco, CA 94114 (terms of service last updated January 23, 2026)
How answers are sourced: Searches the web in real time; "Each answer includes numbered citations linking to the original sources"
Source labels: Government, Academic or Trusted, assigned to a whole website; a label doesn't certify any single article, and business arrangements don't affect it
Consumer plans: Free $0; Pro $17 a month billed annually; Max $167 a month billed annually; Enterprise price not listed
Max monthly price: $200 a month or $2,000 a year; annual billing only on the web
Perplexity Computer credits: Pro: 4,000 bonus credits; Max: 10,000 a month plus 35,000 bonus credits; none on Free
GPT-6 Astra added: September 21, 2026
GPT-6.1 Sol and Claude Opus 5.5 added: October 5, 2026
Personal Computer on Mac: May 7, 2026: available in the new Perplexity Mac app, open to all users
Hybrid compute on Mac: September 1, 2026: each task split between cloud reasoning and on-Mac processing
Computer runs fully local on Mac: October 20, 2026, for Pro, Max and Enterprise subscribers; 36GB of memory or more recommended; runs Qwen 3.6 or PPLX Pro on the device
Comet browser: "The browser that works for you"; Mac, Windows, iOS and Android
Search API: Standalone Search API introduced September 2025
Search API price: $5 per 1,000 requests; $1 per 1,000 with Fast Search
Agent API: Generally available February 2026; "Sonar Chat Completions is now Agent API" (July 2026)
Cloudflare's stealth-crawler finding: August 4, 2025: Cloudflare said Perplexity used undeclared crawlers with a generic browser user agent and rotating IPs after its declared crawler was blocked, and de-listed it as a verified bot

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Products · CompareChatGPT vs Perplexity (October 2026): plans, prices, search, models and which to pickChatGPT vs Perplexity in October 2026: Perplexity Pro lists $17 a month billed annually and Max $200 a month, against ChatGPT Plus at $20 and Pro from $100. How search and citations, deep research, agents, models, file limits, ads and privacy compare, from both companies' own pages.Oct 24·8 min read

Products · NewsPerplexity Computer on Mac: what it does locally, who can get it, and the permissions it asks forPerplexity Computer on Mac can now run fully local: since October 20, 2026, the model, the agent and the task run on an Apple silicon Mac for Pro, Max and Enterprise subscribers. What 'local' covers, the 36GB memory recommendation, and the macOS permissions it asks for.Oct 24·5 min read

Latest on Perplexity

Developers · ExplainerAI web search APIs compared (October 2026): DeepSeek Search/Fetch vs OpenAI, Anthropic, Google and PerplexityAn AI web search API comparison for October 2026: DeepSeek's new $0.75-per-1,000 Search and Fetch APIs against OpenAI's and Anthropic's $10-per-1,000 search tools, Google's grounding at $14 per 1,000 after a free allowance, Perplexity's Search and Agent APIs, and Brave, Exa and Tavily, with what each returns, free tiers, limits, citation rules and data retention.Oct 20·11 min read

Agents · AnalysisWebsites are closing their doors to AI agents: who is blocking them, why, and what it means for agents and the open webAmazon, Yelp, airlines and most big news sites are restricting AI bots and agents, and Cloudflare now blocks agents by default on ad-supported pages for new domains. Who is blocking AI agents, the costs and security worries behind it, the case for letting agents in, and what the evidence does and doesn't show.Oct 20·8 min read

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