Does a1.net block AI crawlers?
Open to AI crawlers
a1.net doesn't block any of the major AI crawlers we track in its robots.txt.
Checked from a1.net/robots.txt. Robots rules change; the live file is the source of truth.
- AI crawlers blocked
- 0 of 12
- AI bots named in robots.txt
- 7
- llms.txt
- Not found
- Popularity
- Tranco top 5,000 (#3,023)
Can AI assistants cite a1.net?
- ChatGPT search: its search crawlers may read the site
- Claude: its search crawlers may read the site
- Perplexity: its search crawlers may read the site
a1.net doesn't opt out of AI model training through robots.txt. Training crawlers and answer crawlers are separate: blocking training doesn't by itself remove a site from AI answers.
AI crawler access, bot by bot
| Crawler | Used for | Status on a1.net |
|---|---|---|
| GPTBotOpenAI | AI training | Allowed |
| OAI-SearchBotOpenAI | AI answers | Allowed |
| ChatGPT-UserOpenAI | AI answers | Allowed |
| ClaudeBotAnthropic | AI training | Some paths restricted |
| Claude-SearchBotAnthropic | AI answers | Allowed |
| Claude-UserAnthropic | AI answers | Some paths restricted |
| PerplexityBotPerplexity | AI answers | Allowed |
| Google-ExtendedGoogle | AI training | Some paths restricted |
| Applebot-ExtendedApple | AI training | Some paths restricted |
| CCBotCommon Crawl | AI training | Allowed |
| BytespiderByteDance | AI training | Allowed |
| Meta-ExternalAgentMeta | AI training | Some paths restricted |
How a1.net compares
- 19% of the 1,278 popular sites we checked block GPTBot; a1.net does not.
- 18% of the 1,278 popular sites we checked block ClaudeBot; a1.net does not.
- 14% of the 1,278 popular sites we checked block PerplexityBot; a1.net does not.
- Among 170 sites of similar popularity, 26% block at least one AI crawler.
The robots.txt rules that apply to AI crawlers
User-agent: * Disallow: /c/ Disallow: /delegate/ Disallow: /documents/ Disallow: /export/ Disallow: /group/ Disallow: /html/ Disallow: /o/ Disallow: /osgi/ Disallow: /portal/ Disallow: /user/ Disallow: /widget/ Disallow: /web/guest/ Disallow: /family-cube-250 Disallow: /familycube-250 Disallow: prico-2k18 Disallow: /checkout Disallow: /warenkorb Disallow: /bestellung Disallow: /order Disallow: /cart Disallow: /search Disallow: /suche Disallow: /*?q= Disallow: /*?keywords= Disallow: /*?search= Disallow: /*?query= Disallow: /*?p_p_id= Disallow: /*?p_l_id= Disallow: /*?redirect= Disallow: /*?doAsGroupId= Disallow: /*?controlPanelCategory= Disallow: /*&p_p_lifecycle= Disallow: /*?p_p_lifecycle= Disallow: /*?p_p_state= Disallow: /*?p_p_mode= Disallow: /*?inheritRedirect= Disallow: /*?struts_action= Disallow: /*?_com_liferay Disallow: /*?cur= Disallow: /*?delta= User-agent: Claude-SearchBot Allow: / User-agent: GPTBot Allow: / User-agent: ChatGPT-User Allow: / User-agent: OAI-SearchBot Allow: / User-agent: CCBot Allow: / User-agent: PerplexityBot Allow: / User-agent: Bytespider Allow: /
Excerpt: only groups for all user-agents (*) or named AI crawlers, up to 40 rules per group.
Sites with a similar AI policy
Does a1.net block GPTBot?
No. As of Oct 2, 2026, a1.net's robots.txt doesn't block GPTBot.
Can ChatGPT search show results from a1.net?
Its robots.txt doesn't block OAI-SearchBot or ChatGPT-User, so ChatGPT's search crawlers may read it. Whether pages are actually shown depends on ChatGPT.
Does a1.net have an llms.txt file?
We didn't find a valid llms.txt at a1.net/llms.txt when we checked.
Data: a1.net's public robots.txt and llms.txt, fetched by AskableHQ. Popularity rank from the Tranco list (ID Y83YG). Methodology.