company
Perplexity AI is a private company making an AI-powered answer engine and search assistant that competes with traditional search and chatbot products.
No evidence-backed relationships are recorded.
Amazon's robots.txt now disallows ChatGPT-User and OAI-SearchBot, and in ZDNET's tests the shopping agent sent a buyer to Walmart, eBay and a retailer called Soaplicity instead of Amazon listings.
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New disallow rules for ChatGPT-User and OAI-SearchBot went into Amazon's robots.txt without an announcement. Amazon earns roughly $56 billion a year from advertising that bills only while shoppers are on its own pages.
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A site logged twenty requests for its unreachable /.env file from a client naming itself ClaudeBot. GreyNoise counted 824 addresses scanning under forged AI crawler names, and saw no request for robots.txt in the whole campaign.
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PeakMetrics' AI Perceptions replays customer-chosen prompts through ChatGPT, Gemini, Claude, Grok and Perplexity and scores the answers against criteria the customer writes. Citation tracing works only when the model searched the web.
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Free quotas expire on the vendor's schedule, and on AI platforms that schedule is measured in months. The exit costs more than re-plumbing, so it belongs in the integration budget.
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The data-removal firm's 2026 ranking puts Gemini and Meta AI among the riskiest and Vibe, ChatGPT and Pi among the safest. It is a procurement input, but it grades policies, not contracts.
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A structured test of ChatGPT, Claude and Perplexity found competent financial mechanics and a consistent blind spot for the user's circumstances. That argues for documented failure modes.
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Regulators say 800-plus buyers of SpaceX, Anduril, Anthropic and Perplexity stakes paid an average of 46% over what the sponsor paid. The alleged violation is the undisclosed spread.
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