Perplexity Launches Free Comet Browser and Patents Search for Maritime Professionals

Perplexity AI released Comet browser free to everyone globally on October 2, 2025, after a limited three-month rollout that began in July exclusively for $200/month Max subscribers. The AI-native browser features a persistent sidebar assistant that understands webpage content automatically, helping users summarize documents, answer questions, manage email, schedule meetings, and navigate websites autonomously. On October 31, Perplexity launched Patents—a conversational AI agent for patent research—enabling maritime professionals to search intellectual property using natural language rather than complex keyword queries. Together, these tools represent a zero-cost productivity upgrade for ship managers handling technical documentation, regulatory compliance, and competitive intelligence. Comet's maritime applications: The browser's AI assistant processes regulatory texts, technical manuals, and compliance documents without requiring uploads or context-switching. A compliance officer can highlight specific paragraphs in MARPOL annexes and instantly receive plain-language explanations, related requirements, and implementation deadlines. Technical superintendents visiting equipment manufacturer websites can ask Comet to extract specifications, compare alternatives, and identify compatibility issues across multiple tabs simultaneously. Commercial teams researching trade routes can command Comet to compile port requirements, analyze freight market reports, and summarize competitor announcements—tasks that previously required opening dozens of tabs and manual note-taking. Patents transforms IP intelligence: Maritime equipment suppliers and technology developers traditionally faced expensive, complex patent searches requiring specialized databases and expertise. Perplexity Patents democratizes IP research through conversational queries like "autonomous navigation systems using LiDAR for vessels" or "hull fouling prevention coatings patented since 2023." The system returns curated patent collections with inline viewers, direct links to original filings, and maintains conversational context for follow-up refinement. This capability helps R&D teams assess novelty before investing in development, competitive intelligence analysts track competitor innovations, and procurement teams evaluate supplier IP positions during technology selection. Security and adoption considerations: Within weeks of Comet's launch, security researchers documented "CometJacking" vulnerabilities where malicious URLs embed hidden instructions that trick the AI into leaking data or executing unauthorized actions. Perplexity initially classified these findings as having "no security impact," drawing criticism from cybersecurity experts. Maritime companies should implement policies restricting Comet use to non-sensitive research and public information until these vulnerabilities are addressed. For Patents and general research, the free tools provide immediate value for competitive intelligence, regulatory research, and technology scouting where confidential data isn't involved. The tools work best when employees understand their limitations and companies establish clear usage boundaries. The competitive landscape: Perplexity's free releases position it against Google Chrome (with integrated Gemini AI), OpenAI's anticipated browser, and The Browser Company's Dia. The company processed 780 million queries in May 2025—tripling from 230 million six months earlier—demonstrating rapid adoption. For maritime professionals accustomed to paying thousands for specialized software subscriptions, Comet and Patents represent accessible AI capabilities without procurement processes or IT infrastructure requirements. The question isn't whether maritime companies will adopt these tools—employees are already using them informally—but rather how companies establish governance frameworks that enable productivity gains while protecting sensitive commercial and operational information from inadvertent exposure. [Perplexity AI]

This story is part of the Maritime AI Digest of 2 November 2025.