{
  "entity": {
    "id": 13,
    "slug": "bingbot",
    "vendor": "Microsoft",
    "name": "Bingbot",
    "kind": "crawler",
    "purpose": "search",
    "ua_token": "bingbot",
    "ua_pattern": "bingbot",
    "robots_token": "bingbot",
    "ip_list_url": "https://www.bing.com/toolbox/bingbot.json",
    "docs_url": "https://www.bing.com/webmasters/help/which-crawlers-does-bing-use-8c184ec0",
    "first_documented": "2026-09-13",
    "first_seen_here": null,
    "last_seen_here": null,
    "status": "active",
    "notes": "Crawls the web for Bing Search and, per Microsoft, feeds Copilot and Bing Chat surfaces. Microsoft documents a separate opt-out from generative-AI training use via the noarchive robots meta tag or X-Robots-Tag header rather than a distinct Copilot user agent; no Copilot-specific crawler token is named in Microsoft's public documentation as of 2026-09-13.",
    "created_at": "2026-09-13T00:00:00Z",
    "updated_at": "2026-09-13T00:00:00Z"
  },
  "claims": [
    {
      "id": 127,
      "entity_id": 13,
      "slug": "bingbot/cites_sources",
      "field": "cites_sources",
      "value": "yes",
      "statement": "Copilot Search in Bing delivers clearly cited sources alongside generative answers to support publishers and content owners.",
      "evidence_url": "https://blogs.bing.com/search/April-2025/Introducing-Copilot-Search-in-Bing",
      "evidence_quote": "\"We've set out to deliver helpful, clearly cited sources, plus rich, relevant data, images and videos from your favorite publishers and content owners to inspire you to explore further.\"",
      "method": "vendor_doc",
      "verified_at": "2026-09-14",
      "confidence": "high",
      "status": "current",
      "supersedes_id": null,
      "created_at": "2026-09-14T00:32:17Z",
      "updated_at": "2026-09-14T00:32:17Z",
      "evidence_date": "2025-04-04"
    },
    {
      "id": 131,
      "entity_id": 13,
      "slug": "bingbot/follows_noarchive",
      "field": "follows_noarchive",
      "value": "yes",
      "statement": "Bingbot excludes noarchive-tagged content from Copilot and Chat answers and from generative AI training data.",
      "evidence_url": "https://www.bing.com/webmasters/help/robots-meta-tags-and-attributes-that-bing-supports-5198d240",
      "evidence_quote": "\"Do not link in Chat and Copilot. Do not use the content for training Microsoft's generative AI foundation models.\"",
      "method": "vendor_doc",
      "verified_at": "2026-09-14",
      "confidence": "high",
      "status": "current",
      "supersedes_id": null,
      "created_at": "2026-09-14T00:32:17Z",
      "updated_at": "2026-09-14T00:32:17Z",
      "evidence_date": null
    },
    {
      "id": 122,
      "entity_id": 13,
      "slug": "bingbot/honours_crawl_delay",
      "field": "honours_crawl_delay",
      "value": "yes",
      "statement": "Microsoft states that a crawl-delay directive in robots.txt always takes precedence over Bing Webmaster Tools crawl control settings for Bingbot.",
      "evidence_url": "https://www.bing.com/webmasters/help/crawl-control-55a30303",
      "evidence_quote": "\"If we find a crawl-delay directive in your robots.txt file, then it will always take precedence over the information from this feature.\"",
      "method": "vendor_doc",
      "verified_at": "2026-09-14",
      "confidence": "high",
      "status": "current",
      "supersedes_id": null,
      "created_at": "2026-09-14T00:32:17Z",
      "updated_at": "2026-09-14T00:32:17Z",
      "evidence_date": null
    },
    {
      "id": 130,
      "entity_id": 13,
      "slug": "bingbot/opt_out_mechanism",
      "field": "opt_out_mechanism",
      "value": "yes",
      "statement": "Microsoft lets publishers block Bingbot content from Copilot answers and AI training using noarchive and nocache tags.",
      "evidence_url": "https://www.bing.com/webmasters/help/robots-meta-tags-and-attributes-that-bing-supports-5198d240",
      "evidence_quote": "\"Do not link in Chat and Copilot. Do not use the content for training Microsoft's generative AI foundation models.\"",
      "method": "vendor_doc",
      "verified_at": "2026-09-14",
      "confidence": "high",
      "status": "current",
      "supersedes_id": null,
      "created_at": "2026-09-14T00:32:17Z",
      "updated_at": "2026-09-14T00:32:17Z",
      "evidence_date": null
    },
    {
      "id": 123,
      "entity_id": 13,
      "slug": "bingbot/publishes_ip_list",
      "field": "publishes_ip_list",
      "value": "yes",
      "statement": "Microsoft publishes Bingbot's IP address ranges as a JSON file at bing.com/toolbox/bingbot.json for verification purposes.",
      "evidence_url": "https://www.bing.com/toolbox/bingbot.json",
      "evidence_quote": "(none, JSON data file)",
      "method": "vendor_doc",
      "verified_at": "2026-09-14",
      "confidence": "high",
      "status": "current",
      "supersedes_id": null,
      "created_at": "2026-09-14T00:32:17Z",
      "updated_at": "2026-09-14T00:32:17Z",
      "evidence_date": "2024-01-03"
    },
    {
      "id": 125,
      "entity_id": 13,
      "slug": "bingbot/purpose_documented",
      "field": "purpose_documented",
      "value": "yes",
      "statement": "Bingbot serves as Microsoft's standard crawler and handles most of Bing's daily web crawling.",
      "evidence_url": "https://www.bing.com/webmasters/help/which-crawlers-does-bing-use-8c184ec0",
      "evidence_quote": "\"Bingbot is our standard crawler and handles most of our crawling needs each day.\"",
      "method": "vendor_doc",
      "verified_at": "2026-09-14",
      "confidence": "high",
      "status": "current",
      "supersedes_id": null,
      "created_at": "2026-09-14T00:32:17Z",
      "updated_at": "2026-09-14T00:32:17Z",
      "evidence_date": null
    },
    {
      "id": 128,
      "entity_id": 13,
      "slug": "bingbot/reads_llms_txt",
      "field": "reads_llms_txt",
      "value": "not_documented",
      "statement": "Microsoft does not publish whether Bingbot reads llms.txt files.",
      "evidence_url": "https://www.bing.com/webmasters/help/which-crawlers-does-bing-use-8c184ec0",
      "evidence_quote": null,
      "method": "vendor_doc",
      "verified_at": "2026-09-14",
      "confidence": null,
      "status": "current",
      "supersedes_id": null,
      "created_at": "2026-09-14T00:32:17Z",
      "updated_at": "2026-09-14T00:32:17Z",
      "evidence_date": null
    },
    {
      "id": 121,
      "entity_id": 13,
      "slug": "bingbot/respects_robots_txt",
      "field": "respects_robots_txt",
      "value": "yes",
      "statement": "Bingbot honors robots.txt directives and other Microsoft-supported control mechanisms that content owners set for crawling.",
      "evidence_url": "https://www.bing.com/webmasters/help/ai-performance-9f8e7d6c",
      "evidence_quote": "\"Bing respects all content owner preferences expressed through robots.txt and other supported control mechanisms.\"",
      "method": "vendor_doc",
      "verified_at": "2026-09-14",
      "confidence": "high",
      "status": "current",
      "supersedes_id": null,
      "created_at": "2026-09-14T00:32:17Z",
      "updated_at": "2026-09-14T00:32:17Z",
      "evidence_date": null
    },
    {
      "id": 126,
      "entity_id": 13,
      "slug": "bingbot/separate_search_and_training_tokens",
      "field": "separate_search_and_training_tokens",
      "value": "no",
      "statement": "Microsoft controls Bingbot's use in AI training through meta tags rather than publishing a separate training-specific crawler token.",
      "evidence_url": "https://www.bing.com/webmasters/help/robots-meta-tags-and-attributes-that-bing-supports-5198d240",
      "evidence_quote": "\"Do not use the content for training Microsoft's generative AI foundation models.\"",
      "method": "vendor_doc",
      "verified_at": "2026-09-14",
      "confidence": "high",
      "status": "current",
      "supersedes_id": null,
      "created_at": "2026-09-14T00:32:17Z",
      "updated_at": "2026-09-14T00:32:17Z",
      "evidence_date": null
    },
    {
      "id": 129,
      "entity_id": 13,
      "slug": "bingbot/user_agent_string_full",
      "field": "user_agent_string_full",
      "value": "Mozilla/5.0 (compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm)",
      "statement": "Bingbot sends a user agent string containing bingbot/2.0 and a link to Microsoft's bingbot.htm page.",
      "evidence_url": "https://www.bing.com/webmasters/help/which-crawlers-does-bing-use-8c184ec0",
      "evidence_quote": "\"Mozilla/5.0 (compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm) W.X.Y.Z Safari/537.36\"",
      "method": "vendor_doc",
      "verified_at": "2026-09-14",
      "confidence": "high",
      "status": "current",
      "supersedes_id": null,
      "created_at": "2026-09-14T00:32:17Z",
      "updated_at": "2026-09-14T00:32:17Z",
      "evidence_date": null
    },
    {
      "id": 124,
      "entity_id": 13,
      "slug": "bingbot/verifiable_by_rdns",
      "field": "verifiable_by_rdns",
      "value": "yes",
      "statement": "Microsoft verifies Bingbot traffic through reverse DNS lookups that resolve to hostnames ending in search.msn.com.",
      "evidence_url": "https://www.bing.com/webmasters/help/how-to-verify-bingbot-3905dc26",
      "evidence_quote": "\"Perform a reverse DNS lookup using the IP address from the logs to verify that it resolves to a name that end with search.msn.com\"",
      "method": "vendor_doc",
      "verified_at": "2026-09-14",
      "confidence": "high",
      "status": "current",
      "supersedes_id": null,
      "created_at": "2026-09-14T00:32:17Z",
      "updated_at": "2026-09-14T00:32:17Z",
      "evidence_date": null
    }
  ],
  "observed": {
    "requests_30d": 9,
    "verified_requests_30d": 9,
    "verified_share_30d": 1,
    "daily_rows": [
      {
        "id": 61,
        "date": "2026-09-22",
        "entity_id": 13,
        "requests": 2,
        "paths": "[\"/robots.txt\",\"/sitemap.xml\"]",
        "formats": "[\"txt\",\"xml\"]",
        "verified_share": 1,
        "verified_requests": 2
      },
      {
        "id": 56,
        "date": "2026-09-21",
        "entity_id": 13,
        "requests": 3,
        "paths": "[\"/robots.txt\",\"/sitemap.xml\"]",
        "formats": "[\"txt\",\"xml\"]",
        "verified_share": 1,
        "verified_requests": 3
      },
      {
        "id": 20,
        "date": "2026-09-15",
        "entity_id": 13,
        "requests": 4,
        "paths": "[\"/\",\"/robots.txt\",\"/sitemap.xml\",\"/2b292c8702f5613e97b4413dc741b860.txt\"]",
        "formats": "[\"html\",\"txt\",\"xml\"]",
        "verified_share": 1,
        "verified_requests": 4
      }
    ]
  },
  "changes": [
    {
      "id": 121,
      "claim_id": 121,
      "entity_id": 13,
      "changed_at": "2026-09-14T00:00:00Z",
      "kind": "new",
      "old_value": null,
      "new_value": "yes",
      "evidence_url": "https://www.bing.com/webmasters/help/ai-performance-9f8e7d6c",
      "note": "P0.3 bingbot re-source batch",
      "entity_slug": "bingbot",
      "entity_name": "Bingbot",
      "claim_field": "respects_robots_txt",
      "claim_value": "yes",
      "claim_statement": "Bingbot honors robots.txt directives and other Microsoft-supported control mechanisms that content owners set for crawling."
    },
    {
      "id": 122,
      "claim_id": 122,
      "entity_id": 13,
      "changed_at": "2026-09-14T00:00:00Z",
      "kind": "new",
      "old_value": null,
      "new_value": "yes",
      "evidence_url": "https://www.bing.com/webmasters/help/crawl-control-55a30303",
      "note": "P0.3 bingbot re-source batch",
      "entity_slug": "bingbot",
      "entity_name": "Bingbot",
      "claim_field": "honours_crawl_delay",
      "claim_value": "yes",
      "claim_statement": "Microsoft states that a crawl-delay directive in robots.txt always takes precedence over Bing Webmaster Tools crawl control settings for Bingbot."
    },
    {
      "id": 123,
      "claim_id": 123,
      "entity_id": 13,
      "changed_at": "2026-09-14T00:00:00Z",
      "kind": "new",
      "old_value": null,
      "new_value": "yes",
      "evidence_url": "https://www.bing.com/toolbox/bingbot.json",
      "note": "P0.3 bingbot re-source batch",
      "entity_slug": "bingbot",
      "entity_name": "Bingbot",
      "claim_field": "publishes_ip_list",
      "claim_value": "yes",
      "claim_statement": "Microsoft publishes Bingbot's IP address ranges as a JSON file at bing.com/toolbox/bingbot.json for verification purposes."
    },
    {
      "id": 124,
      "claim_id": 124,
      "entity_id": 13,
      "changed_at": "2026-09-14T00:00:00Z",
      "kind": "new",
      "old_value": null,
      "new_value": "yes",
      "evidence_url": "https://www.bing.com/webmasters/help/how-to-verify-bingbot-3905dc26",
      "note": "P0.3 bingbot re-source batch",
      "entity_slug": "bingbot",
      "entity_name": "Bingbot",
      "claim_field": "verifiable_by_rdns",
      "claim_value": "yes",
      "claim_statement": "Microsoft verifies Bingbot traffic through reverse DNS lookups that resolve to hostnames ending in search.msn.com."
    },
    {
      "id": 125,
      "claim_id": 125,
      "entity_id": 13,
      "changed_at": "2026-09-14T00:00:00Z",
      "kind": "new",
      "old_value": null,
      "new_value": "yes",
      "evidence_url": "https://www.bing.com/webmasters/help/which-crawlers-does-bing-use-8c184ec0",
      "note": "P0.3 bingbot re-source batch",
      "entity_slug": "bingbot",
      "entity_name": "Bingbot",
      "claim_field": "purpose_documented",
      "claim_value": "yes",
      "claim_statement": "Bingbot serves as Microsoft's standard crawler and handles most of Bing's daily web crawling."
    },
    {
      "id": 126,
      "claim_id": 126,
      "entity_id": 13,
      "changed_at": "2026-09-14T00:00:00Z",
      "kind": "new",
      "old_value": null,
      "new_value": "no",
      "evidence_url": "https://www.bing.com/webmasters/help/robots-meta-tags-and-attributes-that-bing-supports-5198d240",
      "note": "P0.3 bingbot re-source batch",
      "entity_slug": "bingbot",
      "entity_name": "Bingbot",
      "claim_field": "separate_search_and_training_tokens",
      "claim_value": "no",
      "claim_statement": "Microsoft controls Bingbot's use in AI training through meta tags rather than publishing a separate training-specific crawler token."
    },
    {
      "id": 127,
      "claim_id": 127,
      "entity_id": 13,
      "changed_at": "2026-09-14T00:00:00Z",
      "kind": "new",
      "old_value": null,
      "new_value": "yes",
      "evidence_url": "https://blogs.bing.com/search/April-2025/Introducing-Copilot-Search-in-Bing",
      "note": "P0.3 bingbot re-source batch",
      "entity_slug": "bingbot",
      "entity_name": "Bingbot",
      "claim_field": "cites_sources",
      "claim_value": "yes",
      "claim_statement": "Copilot Search in Bing delivers clearly cited sources alongside generative answers to support publishers and content owners."
    },
    {
      "id": 128,
      "claim_id": 128,
      "entity_id": 13,
      "changed_at": "2026-09-14T00:00:00Z",
      "kind": "new",
      "old_value": null,
      "new_value": "not_documented",
      "evidence_url": "https://www.bing.com/webmasters/help/which-crawlers-does-bing-use-8c184ec0",
      "note": "P0.3 bingbot re-source batch",
      "entity_slug": "bingbot",
      "entity_name": "Bingbot",
      "claim_field": "reads_llms_txt",
      "claim_value": "not_documented",
      "claim_statement": "Microsoft does not publish whether Bingbot reads llms.txt files."
    },
    {
      "id": 129,
      "claim_id": 129,
      "entity_id": 13,
      "changed_at": "2026-09-14T00:00:00Z",
      "kind": "new",
      "old_value": null,
      "new_value": "Mozilla/5.0 (compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm)",
      "evidence_url": "https://www.bing.com/webmasters/help/which-crawlers-does-bing-use-8c184ec0",
      "note": "P0.3 bingbot re-source batch",
      "entity_slug": "bingbot",
      "entity_name": "Bingbot",
      "claim_field": "user_agent_string_full",
      "claim_value": "Mozilla/5.0 (compatible; bingbot/2.0; +http://www.bing.com/bingbot.htm)",
      "claim_statement": "Bingbot sends a user agent string containing bingbot/2.0 and a link to Microsoft's bingbot.htm page."
    },
    {
      "id": 130,
      "claim_id": 130,
      "entity_id": 13,
      "changed_at": "2026-09-14T00:00:00Z",
      "kind": "new",
      "old_value": null,
      "new_value": "yes",
      "evidence_url": "https://www.bing.com/webmasters/help/robots-meta-tags-and-attributes-that-bing-supports-5198d240",
      "note": "P0.3 bingbot re-source batch",
      "entity_slug": "bingbot",
      "entity_name": "Bingbot",
      "claim_field": "opt_out_mechanism",
      "claim_value": "yes",
      "claim_statement": "Microsoft lets publishers block Bingbot content from Copilot answers and AI training using noarchive and nocache tags."
    },
    {
      "id": 131,
      "claim_id": 131,
      "entity_id": 13,
      "changed_at": "2026-09-14T00:00:00Z",
      "kind": "new",
      "old_value": null,
      "new_value": "yes",
      "evidence_url": "https://www.bing.com/webmasters/help/robots-meta-tags-and-attributes-that-bing-supports-5198d240",
      "note": "P0.3 bingbot re-source batch",
      "entity_slug": "bingbot",
      "entity_name": "Bingbot",
      "claim_field": "follows_noarchive",
      "claim_value": "yes",
      "claim_statement": "Bingbot excludes noarchive-tagged content from Copilot and Chat answers and from generative AI training data."
    }
  ],
  "questions": [],
  "notes": [],
  "definition": "The Bingbot record on Rattlesnakes By Mail is the full published file on Bingbot, a crawler from Microsoft. Each fact on the Bingbot record is a dated claim with a verbatim quote from Microsoft, a source URL, a verification method and a confidence. Sections run in a fixed order: Identity, Claims, Observations, Changes, Questions, Notes.",
  "fields_url": "https://rattlesnakesbymail.com/fields",
  "compare_with": [
    {
      "slug": "claude-searchbot",
      "name": "Claude-SearchBot",
      "url": "https://rattlesnakesbymail.com/compare/bingbot-vs-claude-searchbot"
    },
    {
      "slug": "claude-user",
      "name": "Claude-User",
      "url": "https://rattlesnakesbymail.com/compare/bingbot-vs-claude-user"
    },
    {
      "slug": "claudebot",
      "name": "ClaudeBot",
      "url": "https://rattlesnakesbymail.com/compare/bingbot-vs-claudebot"
    },
    {
      "slug": "applebot",
      "name": "Applebot",
      "url": "https://rattlesnakesbymail.com/compare/applebot-vs-bingbot"
    },
    {
      "slug": "applebot-extended",
      "name": "Applebot-Extended",
      "url": "https://rattlesnakesbymail.com/compare/applebot-extended-vs-bingbot"
    },
    {
      "slug": "google-extended",
      "name": "Google-Extended",
      "url": "https://rattlesnakesbymail.com/compare/bingbot-vs-google-extended"
    },
    {
      "slug": "googleother",
      "name": "GoogleOther",
      "url": "https://rattlesnakesbymail.com/compare/bingbot-vs-googleother"
    },
    {
      "slug": "googlebot",
      "name": "Googlebot",
      "url": "https://rattlesnakesbymail.com/compare/bingbot-vs-googlebot"
    },
    {
      "slug": "chatgpt-user",
      "name": "ChatGPT-User",
      "url": "https://rattlesnakesbymail.com/compare/bingbot-vs-chatgpt-user"
    },
    {
      "slug": "gptbot",
      "name": "GPTBot",
      "url": "https://rattlesnakesbymail.com/compare/bingbot-vs-gptbot"
    },
    {
      "slug": "oai-adsbot",
      "name": "OAI-AdsBot",
      "url": "https://rattlesnakesbymail.com/compare/bingbot-vs-oai-adsbot"
    },
    {
      "slug": "oai-searchbot",
      "name": "OAI-SearchBot",
      "url": "https://rattlesnakesbymail.com/compare/bingbot-vs-oai-searchbot"
    },
    {
      "slug": "perplexity-user",
      "name": "Perplexity-User",
      "url": "https://rattlesnakesbymail.com/compare/bingbot-vs-perplexity-user"
    },
    {
      "slug": "perplexitybot",
      "name": "PerplexityBot",
      "url": "https://rattlesnakesbymail.com/compare/bingbot-vs-perplexitybot"
    }
  ]
}