ui.com: what it tells AI crawlers

On 28 October 2026, ui.com's robots.txt allowed all of GPTBot, OAI-SearchBot, ClaudeBot, Claude-SearchBot, Google-Extended, PerplexityBot and CCBot.

Last verified 2026-10-29 03:59 UTC (daily run of 2026-10-28). Proof for that day.

Panel
top 1k (Tranco)
robots.txt
ok (HTTP 200) · https://ui.com/robots.txt
unchanged since 2026-10-26 · sha256 3a07e69b7c6f2ba7… · view as recorded
The * group
allows applies to every agent without its own group

Per AI bot, 2026-10-28

User agentVerdictHow
GPTBotallowsnamed in its own group
OAI-SearchBotallowsnamed in its own group
ChatGPT-Userallowsnamed in its own group
ClaudeBotallowsnamed in its own group
Claude-SearchBotallowsthrough the * group
Claude-Userallowsthrough the * group
PerplexityBotallowsnamed in its own group
Perplexity-Userallowsthrough the * group
Googlebotallowsthrough the * group
Google-Extendedallowsnamed in its own group
Applebot-Extendedallowsnamed in its own group
CCBotallowsnamed in its own group
Bytespiderallowsthrough the * group
Meta-ExternalAgentallowsthrough the * group
Amazonbotallowsthrough the * group
Claude-Weballowsnamed 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)no
Declares Content Signals (robots.txt or header)no
Says ai-train=no in a Content Signalno
Points to an RSL licence (robots.txt License line or Link header)no
Answers with an x402 payment offer (lower bound: only the homepage is probed)no
Answers HTTP 402 Payment Required (lower bound: only the homepage is probed)no
Sends noai / noimageai directivesno
Refused our fetcher (403 / challenge)no

robots.txt versions

FromThroughStateVersion
2026-10-262026-10-28ok 2003a07e69b7c6f

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-2026-39ui.comok viewallowsallowsunknownallowsallowsunknownallows
2025-09-15 CC-MAIN-2025-38ui.comok viewallowsallowsunknownallowsallowsunknownallows
2024-09-16 CC-MAIN-2024-38ui.comok viewallowsallowsunknownallowsallowsunknownallows
2023-10-02 CC-MAIN-2023-40ui.comok viewallowsallowsunknownallowsallowsunknownallows
2022-10-03 CC-MAIN-2022-40ui.comredirect-onlyunknownunknownunknownunknownunknownunknownunknown
2021-09-27 CC-MAIN-2021-39ui.comredirect-onlyunknownunknownunknownunknownunknownunknownunknown
2020-09-28 CC-MAIN-2020-40www.ui.comok viewallowsallowsunknownallowsallowsunknownallows
2019-09-23 CC-MAIN-2019-39www.ui.comok viewallowsallowsunknownallowsallowsunknownallows
2018-09-24 CC-MAIN-2018-39ui.comredirect-onlyunknownunknownunknownunknownunknownunknownunknown
2018-01-29 CC-MAIN-2018-05ui.comok viewallowsallowsunknownallowsallowsunknownallows
2017-10-23 CC-MAIN-2017-43ui.comok viewallowsallowsunknownallowsallowsunknownallows
2017-09-25 CC-MAIN-2017-39ui.comok viewallowsallowsunknownallowsallowsunknownallows
2017-07-24 CC-MAIN-2017-30ui.comok viewallowsallowsunknownallowsallowsunknownallows
2017-04-24 CC-MAIN-2017-17ui.comok viewallowsallowsunknownallowsallowsunknownallows

Evidence

Every daily observation of ui.com is a leaf in that day's Merkle tree. Proof of the robots.txt line for 2026-10-28: audit path (JSON), day root and OpenTimestamps proof (pending (4 calendars)).

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