Top 100 / github.com
Mostly one web
13 of 14 AI agents get the full page at https://github.com/. Checked 2026-09-25 09:17 UTC.
github.com scores 97 out of 100 for machine visibility, number 7 of the 100 most visited websites checked on 2026-09-25. 13 of 14 AI agents receive the full page: 7 of 8 training crawlers, 3 of 3 AI search indexes and 3 of 3 assistant fetchers. The one refusal is written in robots.txt, which is the transparent way to do it. The pattern is "cite me, don't train on me": 1 of 8 training crawlers are refused while 6 of 6 search and assistant fetchers get through. The site publishes an llms.txt.
youfull pagedegradedblockedunknown
Human
- Status
- 200
- Title
- GitHub · Change is constant. GitHub keeps you ahead. · GitHub
- H1
- The future of building happens together
- Words
- 1,135
- Scripts
- 16 tags · 134 KB
- Meta robots
- none
- Canonical
- https://github.com
- Server
- github.com
Gaps
- medium1 of 14 AI agents are blockedBytespider: robots.txt Disallow: / (group: Bytespider)
- infoTraining blocked, citation allowedTraining crawlers are refused while search and assistant fetches get through. This is the common "cite me, don't train on me" posture.
- infoGoogle-Extended not listedYou block other training crawlers but Gemini training via Google-Extended is still allowed. Add it to the same group if the policy is meant to be even-handed.
Every agent
| Agent | Type | robots.txt | Fetch | Words | Result |
|---|---|---|---|---|---|
| Human (Chrome)You | Human | allowed | 200857 ms | 1,135 | visible HTTP 200, 1135 words |
| GooglebotGoogle · Classic search index. Also feeds AI Overviews. | Search engine | allowed | 200740 ms | 1,135 | visible HTTP 200, 1135 words |
| Google-ExtendedGoogle · Robots-only token controlling Gemini training use. Never fetches on its own. | AI training | allowed | n/a | visible Robots-only token; allowed by robots.txt | |
| GPTBotOpenAI · Training crawler for OpenAI models. | AI training | allowedAllow: /$ | 200584 ms | 1,135 | visible HTTP 200, 1135 words |
| OAI-SearchBotOpenAI · Indexes for ChatGPT search results and citations. | AI search index | allowedAllow: /$ | 200588 ms | 1,135 | visible HTTP 200, 1135 words |
| ChatGPT-UserOpenAI · Live fetch when a user asks ChatGPT about a page. | AI assistant (live fetch) | allowed | 200776 ms | 1,135 | visible HTTP 200, 1135 words |
| ClaudeBotAnthropic · Training crawler for Claude models. | AI training | allowedAllow: /$ | 200739 ms | 1,135 | visible HTTP 200, 1135 words |
| Claude-SearchBotAnthropic · Indexes for Claude web search. | AI search index | allowed | 200783 ms | 1,135 | visible HTTP 200, 1135 words |
| Claude-UserAnthropic · Live fetch when a user asks Claude about a page. | AI assistant (live fetch) | allowed | 200710 ms | 1,135 | visible HTTP 200, 1135 words |
| PerplexityBotPerplexity | AI search index | allowedAllow: /$ | 200703 ms | 1,135 | visible HTTP 200, 1135 words |
| Perplexity-UserPerplexity | AI assistant (live fetch) | allowed | 200733 ms | 1,135 | visible HTTP 200, 1135 words |
| BingbotMicrosoft · Bing index. Also feeds Copilot and ChatGPT search. | Search engine | allowed | 200782 ms | 1,135 | visible HTTP 200, 1135 words |
| Applebot-ExtendedApple · Robots-only token for Apple Intelligence training. | AI training | allowed | n/a | visible Robots-only token; allowed by robots.txt | |
| Meta-ExternalAgentMeta | AI training | allowed | 200782 ms | 1,135 | visible HTTP 200, 1135 words |
| AmazonbotAmazon · Alexa and Amazon AI. | AI training | allowed | 200830 ms | 1,135 | visible HTTP 200, 1135 words |
| BytespiderByteDance · Known for ignoring robots.txt. | AI training | disallowedDisallow: / | 2001022 ms | 1,135 | blocked robots.txt Disallow: / (group: Bytespider) |
| CCBotCommon Crawl · Open dataset used to train most LLMs. | AI training | allowed | 200781 ms | 1,135 | visible HTTP 200, 1135 words |
Snapshot
Measured 2026-09-25 09:17 UTC from a residential connection. Sites change their rules often, and sites that verify crawler IPs answer differently to different networks. Run a live comparison to see what github.com does right now, from Cloudflare's network.