forbes.com: what it tells AI crawlers

On 26 October 2026, forbes.com's robots.txt fully blocked GPTBot, ClaudeBot, PerplexityBot and CCBot.

Last verified 2026-10-26 21:13 UTC (daily run of 2026-10-26). Proof for that day.

Panel
top 1k (Tranco)
robots.txt
ok (HTTP 200) · https://www.forbes.com/robots.txt
unchanged since 2026-10-26 · sha256 29e98ab89e88236d… · view as recorded
The * group
allows applies to every agent without its own group

Per AI bot, 2026-10-26

User agentVerdictHow
GPTBotblocksnamed in its own group
OAI-SearchBotallowsnamed in its own group
ChatGPT-Userallowsthrough the * group
ClaudeBotblocksnamed in its own group
Claude-SearchBotallowsnamed in its own group
Claude-Userallowsnamed in its own group
PerplexityBotblocksnamed in its own group
Perplexity-Userallowsthrough the * group
Googlebotallowsthrough the * group
Google-Extendedallowsthrough the * group
Applebot-Extendedblocksnamed in its own group
CCBotblocksnamed in its own group
Bytespiderblocksnamed in its own group
Meta-ExternalAgentblocksnamed in its own group
Amazonbotblocksnamed in its own group
anthropic-aiblocksnamed in its own group
cohere-aiblocksnamed in its own group
Diffbotblocksnamed in its own group
FacebookBotblocksnamed in its own group
FriendlyCrawlerblocksnamed in its own group
ImagesiftBotblocksnamed in its own group
omgiliblocksnamed in its own group
omgilibotblocksnamed in its own group

Other signals

Publishes /llms.txtno
Publishes /ai.txtno
Publishes /.well-known/tdmrep.jsonno
Reserves TDM rights (TDMRep file, header or meta)not observed
Declares Content Signals (robots.txt or header)not observed
Says ai-train=no in a Content Signalnot observed
Points to an RSL licence (robots.txt License line or Link header)not observed
Answers with an x402 payment offer (lower bound: only the homepage is probed)not observed
Answers HTTP 402 Payment Required (lower bound: only the homepage is probed)not observed
Sends noai / noimageai directivesnot observed
Refused our fetcher (403 / challenge)no

robots.txt versions

FromThroughStateVersion
2026-10-262026-10-27ok 20029e98ab89e88

Timeline of changes

DateWhat changed
No changes since the first observation (2026-10-26).

Reconstructed history (Common Crawl)

From Common Crawl's robots.txt captures: what CCBot was served, one crawl per quarter. A separate series from the daily observations above; a 403 here means Common Crawl was refused, not this ledger.

CrawlHostStateGPTBotOAI-SearchBotChatGPT-UserClaudeBotClaude-SearchBotClaude-UserPerplexityBot
2026-09-21 CC-MAIN-2026-39www.forbes.comfetch-blockedunknownunknownunknownunknownunknownunknownunknown
2024-09-16 CC-MAIN-2024-38www.forbes.comok viewblocksblocksunknownblocksallowsunknownblocks
2022-10-03 CC-MAIN-2022-40www3.forbes.comok viewallowsallowsunknownallowsallowsunknownallows
2021-09-27 CC-MAIN-2021-39www3.forbes.comok viewallowsallowsunknownallowsallowsunknownallows
2020-09-28 CC-MAIN-2020-40www3.forbes.comok viewallowsallowsunknownallowsallowsunknownallows
2019-09-23 CC-MAIN-2019-39www3.forbes.comok viewallowsallowsunknownallowsallowsunknownallows
2018-09-24 CC-MAIN-2018-39www3.forbes.comok viewallowsallowsunknownallowsallowsunknownallows
2017-09-25 CC-MAIN-2017-39www3.forbes.comok viewallowsallowsunknownallowsallowsunknownallows
2016-09-05 CC-MAIN-2016-36www2.forbes.comok viewblocksblocksunknownblocksblocksunknownblocks

Evidence

Every daily observation of forbes.com is a leaf in that day's Merkle tree. Proof of the robots.txt line for 2026-10-26: audit path (JSON), day root and OpenTimestamps proof (complete (bitcoin block 973294)).

API: https://infrarabbit.com/crawlers/api/v1/policy/forbes.com