Which e-commerce and retail
block AI crawlers?
Product and marketplace sites in the age of AI shopping answers. 94 domains measured; 27 block at least one of the 30 tracked AI crawlers.
27of 94 e-commerce and retail block at least one AI crawler · median access 100%
The AI crawlers these sites block most
Amazonbot is blocked most often here, by 15 of 94 sites. What blocking each one means is in the AI crawler directory.
| User-agent | Operator | Purpose | Sites blocking |
|---|---|---|---|
Amazonbot | Amazon | model training | 15 of 94 |
GPTBot | OpenAI | model training | 15 of 94 |
CCBot | Common Crawl | training dataset | 14 of 94 |
ClaudeBot | Anthropic | model training | 13 of 94 |
Bytespider | ByteDance | model training | 12 of 94 |
Meta-ExternalAgent | Meta | model training | 12 of 94 |
Google-Extended | Gemini training control | 11 of 94 | |
PetalBot | Huawei | search indexing | 10 of 94 |
Every domain in this category
Sorted by the share of tracked AI crawlers permitted, lowest first. Each report shows all 30 verdicts and the robots.txt rule behind them.
Method and caveats are described on the full study page: one robots.txt fetch per domain, resolved against 30 published AI user-agents, reported as the voluntary policy it is.