Um mapa de fetchers, agentes e controles de IA com respaldo de origem.

User-triggered fetcher used for certain actions in ChatGPT and Custom GPTs; it is not an automatic web crawler.

Comportamento de robôs

OpenAI says robots.txt rules may not apply because these requests are user-initiated.

Evidência de identidade

OpenAI publishes IP ranges for ChatGPT-User requests; the user-agent string remains spoofable.

Retrieves web content in response to user-initiated Claude requests.

Comportamento de robôs

Anthropic says its bots honor robots.txt directives, including Claude-User.

Evidência de identidade

Anthropic's crawler guidance links a current source-IP list; do not trust the token alone.

User-triggered fetcher that may visit a page to help answer a Perplexity user's question; it is not used for web crawling or foundation-model training.

Comportamento de robôs

Perplexity says this fetcher generally ignores robots.txt because the request was initiated by a user.

Evidência de identidade

Perplexity publishes IP ranges for Perplexity-User; combine the token and source IP rather than trusting the token alone.

Used by agents hosted on Google infrastructure to navigate the web and perform actions upon user request.

Comportamento de robôs

Google says user-triggered fetchers generally ignore robots.txt rules because the fetch was requested by a user.

Evidência de identidade

Google publishes user-triggered-agent IP ranges and is experimenting with Web Bot Auth for the agent.bot.goog identity.

Supports user actions such as fetching current web information to answer Alexa queries on a user's behalf; Amazon says it is not used for generative-AI model training.

Comportamento de robôs

Amazon says because Amzn-User actions can be user-initiated, it may not follow all robots.txt directives.

Evidência de identidade

Amazon publishes IP addresses for Amzn-User; use source verification in addition to the token.

Automatic crawler used to surface websites in ChatGPT search results.

Comportamento de robôs

Managed with the OAI-SearchBot token in robots.txt.

Evidência de identidade

Match the token with OpenAI's published SearchBot IP ranges; a user-agent string alone is not proof.

Navigates the web to improve the relevance and accuracy of Claude search responses.

Comportamento de robôs

Anthropic says its bots honor robots.txt directives.

Evidência de identidade

Anthropic's crawler guidance links a current source-IP list; do not trust the token alone.

Automatic crawler designed to surface and link websites in Perplexity search results; Perplexity says it is not used to crawl content for foundation-model training.

Comportamento de robôs

Perplexity recommends managing PerplexityBot through robots.txt.

Evidência de identidade

Perplexity publishes IP ranges for PerplexityBot; combine the token and source IP rather than trusting the token alone.

Apple web crawler used for search experiences including Spotlight, Siri, and Safari; Apple says crawled data may also support foundation-model training and current-content context for AI outputs.

Comportamento de robôs

Applebot respects standard robots.txt directives in general search crawls.

Evidência de identidade

Apple documents reverse-DNS verification under *.applebot.apple.com and publishes Applebot IP CIDR ranges.

Amazon search crawler used to improve search experiences in Amazon products and services, including eligibility for experiences such as Alexa; Amazon says it is not used for generative-AI model training.

Comportamento de robôs

Amazon documents robots.txt allow/disallow support for its crawlers.

Evidência de identidade

Amazon publishes IP addresses for Amzn-SearchBot; use source verification in addition to the token.

Automatic crawler for content that may be used to train OpenAI generative AI foundation models.

Comportamento de robôs

Managed separately with the GPTBot token in robots.txt.

Evidência de identidade

Match the token with OpenAI's published GPTBot IP ranges; a user-agent string alone is not proof.

Collects public web content that could potentially contribute to Anthropic model training.

Comportamento de robôs

Anthropic says its bots honor robots.txt directives.

Evidência de identidade

Anthropic's crawler guidance links a current source-IP list; do not trust the token alone.

Amazon crawler used to improve products and services; Amazon says collected content may also be used to train Amazon AI models.

Comportamento de robôs

Amazon documents robots.txt allow/disallow support for its crawlers.

Evidência de identidade

Amazon publishes IP addresses for Amazonbot; use source verification in addition to the token.

Publisher control for whether Google-crawled content may be used for future Gemini model training and specified grounding uses.

Comportamento de robôs

Google-Extended is a robots.txt product-control token and does not affect Google Search inclusion or ranking.

Evidência de identidade

Not a request identity. Do not look for Google-Extended as a standalone HTTP user-agent in traffic logs.

Publisher control for whether Applebot-crawled content may be used to train Apple's general-purpose foundation models.

Comportamento de robôs

Applebot-Extended is configured in robots.txt but does not itself crawl webpages.

Evidência de identidade

Not a request identity. Traffic should be attributed to Applebot, not Applebot-Extended.

Automated crawler that collects public web data for Common Crawl's open web-crawl repository.

Comportamento de robôs

Common Crawl documents robots.txt support for CCBot.

Evidência de identidade

Common Crawl publishes dedicated IP ranges and reverse-DNS guidance; the project also warns that clients can falsely claim the CCBot user-agent.