|Name            |Operator |Respects `robots.txt`  |Data use  |Visit regularity  |Description  |
|----------------|---------|-----------------------|----------|------------------|-------------|
| AdsBot-Google   | Google  | Yes (Exceptions for Dynamic Search Ads) | Analyzes website content for ad relevancy, improves ad serving for Google Ads. Data anonymized according to Google's Privacy Policy (https://policies.google.com/privacy?hl=en-US). Unclear on data retention or use by other products. | Varies depending on campaign activity and website updates. Crawls optimized to minimize impact, specific frequency not public. | Web crawler by Google Ads to analyze websites for ad effectiveness and ensure ad relevancy to webpage content. |
|Amazonbot      | Amazon | Yes | Service improvement and enabling answers for Alexa users. | No information provided. | Includes references to crawled website when surfacing answers via Alexa; does not clearly outline other uses. |
|anthropic-ai  | [Anthropic](https://www.anthropic.com) | Unclear at this time | Scrapes data to train Anthropic's AI products. | No information provided. | Scrapes data to train LLMs and AI products offered by Anthropic. |
|Applebot      | Apple         | Yes | Indexes sites to provide answers and search results for Siri users. | Irregular and may be prompted by user queries. | Used to answer queries from users; may included references to the indexed site. |
|AwarioRssBot   |         |                       |          |                  |             |
|AwarioSmartBot |         |                       |          |                  |             |
|Bytespider    |         |                       |          |                  |             |
|CCBot         |         |                       |          |                  |             |
|ChatGPT-User   | [OpenAI](https://openai.com) | Yes | Takes action based on user prompts. | Only when prompted by a user. | Used by plugins in ChatGPT to answer queries based on user input. |
|ClaudeBot      |         |                       |          |                  |             |
|Claude-Web    |         |                       |          |                  |             |
|coher-ai       |         |                       |          |                  |             |
|DataForSeoBot |         |                       |          |                  |             |
|FacebookBot    |         |                       |          |                  |             |
|Google-Extended|         |                       |          |                  |             |
|GoogleOther    |         |                       |          |                  |             |
|GPTBot        | [OpenAI](https://openai.com) | Yes | Scrapes data to train OpenAI's products. | No information provided. | Data is used to train current and future models, removed paywalled data, PII and data that violates the company's policies. |
|ImagesiftBot  |         |                       |          |                  |             |
|magpie-crawler |         |                       |          |                  |             |
|Meltwater     |         |                       |          |                  |             |
|omgili        |         |                       |          |                  |             |
|omgilibot     |         |                       |          |                  |             |
|peer39_crawler|         |                       |          |                  |             |
|peer39_crawler/1.0|         |                       |          |                  |             |
|PerplexityBot |         |                       |          |                  |             |
|PiplBot       |         |                       |          |                  |             |
|Seekr         |         |                       |          |                  |             |
|YouBot        |         |                       |          |                  |             |