Amazon Q Business: User Agent, robots.txt Rules & Safety

Q: What user-agent string does Amazon Q Business use?

Amazon Q Business is reported to identify itself with amazon-QBusiness. That spelling comes from ai.robots.txt, not from Amazon, which has not published crawler documentation naming it. Use it in robots.txt as the best available match, and treat a request carrying it as a clue rather than proof of who sent it.

Q: Is Amazon Q Business safe?

Amazon Q Business is rated Safe in this directory, meaning there are no credible public reports of abusive crawling under this name. It is a Reported token: Amazon has not published documentation for it, so its purpose, crawl rate and robots.txt behaviour are not confirmed by the operator, and anyone can send the same user-agent string. Allow or block it on its stated purpose, and back the robots.txt rule with a firewall rule if the traffic matters to you.

Q: Will blocking Amazon Q Business hurt my SEO?

✅ No SEO Impact - Blocking Amazon Q Business does not affect your rankings in Google, Bing, or any other search engine. Amazon Q Business is an AI crawler, not a traditional search indexer. You can freely block it via User-agent / Disallow: / without any SEO penalty.

Q: How do I block Amazon Q Business in robots.txt?

Add the following lines to your /robots.txt file: User-agent: amazon-QBusiness Disallow: / This instructs Amazon Q Business not to crawl any path on your site. To block only specific sections, replace / with the path (e.g., Disallow: /blog/).

Q: How do I verify if Amazon Q Business is crawling my site?

Search your access logs for amazon-QBusiness (for example grep -i "amazon-QBusiness" /var/log/nginx/access.log). Because the operator publishes no IP ranges or reverse-DNS pattern, a match shows that something used the name, not that Amazon sent it.

Quick Facts

User-Agent:: amazon-QBusiness
Category:: AI & LLM Bots
Operator:: Amazon
Safety:: Safe
Blocking Impact:: Low - No SEO ranking impact
SEO Impact Score:: 2/10
Official docs:: None published by Amazon
Named by:: ai.robots.txt

Reported, not operator documented

Amazon has not published a crawler page that names amazon-QBusiness. It is listed here because a credible public source does: ai.robots.txt. Amazon Q Business web connector token, reported in registries.

What that means for you: the robots.txt rule on this page is the best available spelling, and a well-behaved crawler using this string will honour it, but there is no vendor statement of purpose, crawl rate or robots.txt compliance to rely on. Treat a matching request in your logs as a detection clue, not proof of who sent it, and combine the rule with a firewall rule if the traffic matters to you. If the operator publishes documentation, this profile moves to Official docs.

What is Amazon Q Business?

Amazon Q Business is an AI search-index crawler operated by Amazon. It collects and indexes web content so it can be surfaced as citations or answers inside Amazon's AI search experience. Allowing Amazon Q Business can increase your visibility in AI-powered search results, which is why most sites choose to permit it.

Amazon Q Business is an AI search-index crawler operated by Amazon. It collects and indexes web content so it can be surfaced as citations or answers inside Amazon's AI search experience. Allowing Amazon Q Business can increase your visibility in AI-powered search results, which is why most sites choose to permit it.
Amazon Q Business uses the user-agent token amazon-QBusiness. You can control it via robots.txt, meta tags (noai), or the emerging llms.txt standard. Robots.txt is voluntary; for hard enforcement, combine it with server-level IP blocking.

What happens if you block Amazon Q Business?

✅ No SEO Impact - Blocking Amazon Q Business does not affect your rankings in Google, Bing, or any other search engine. Amazon Q Business is an AI crawler, not a traditional search indexer. You can freely block it via User-agent / Disallow: / without any SEO penalty.

Generally safe to allow; provides legitimate crawling value.

How to block Amazon Q Business with robots.txt

<code>User-agent: amazon-QBusiness</code> - Matching is case-insensitive. Robots.txt is fetched from the root of each subdomain separately.

Block completely (robots.txt)

User-agent: amazon-QBusiness
Disallow: /

Allow all (robots.txt)

User-agent: amazon-QBusiness
Allow: /

Block private only (robots.txt)

User-agent: amazon-QBusiness
Disallow: /private/
Disallow: /api/
Disallow: /admin/
Allow: /

Nginx server block

# Nginx: Hard-block Amazon Q Business
if ($http_user_agent ~* "amazon-QBusiness") {
    return 403 "Bot blocked";
}

Apache .htaccess

# Apache: Hard-block Amazon Q Business
SetEnvIfNoCase User-Agent "amazon-QBusiness" bad_bot
Order Allow,Deny
Allow from all
Deny from env=bad_bot

Meta robots tag

X-Robots-Tag header

X-Robots-Tag: noindex, nofollow

Is Amazon Q Business safe to allow?

Amazon Q Business is rated Safe in this directory, meaning there are no credible public reports of abusive crawling under this name. It is a Reported token: Amazon has not published documentation for it, so its purpose, crawl rate and robots.txt behaviour are not confirmed by the operator, and anyone can send the same user-agent string. Allow or block it on its stated purpose, and back the robots.txt rule with a firewall rule if the traffic matters to you.

Amazon publishes no IP ranges or reverse-DNS pattern for Amazon Q Business, so the user-agent string cannot be verified. Rate-limit unusual volume instead of trusting the name.

What does Amazon Q Business do?

Understanding Amazon Q Business's purpose helps you decide whether to allow or block it.

Indexes web pages for AI-powered search answers
Surfaces your content as citations inside AI search results
Builds a knowledge index used to answer user questions
Allowing it can increase visibility in AI search
robots.txt behaviour not documented by the operator

Frequently Asked Questions

What user-agent string does Amazon Q Business use?

Amazon Q Business is reported to identify itself with amazon-QBusiness. That spelling comes from ai.robots.txt, not from Amazon, which has not published crawler documentation naming it. Use it in robots.txt as the best available match, and treat a request carrying it as a clue rather than proof of who sent it.

Is Amazon Q Business safe?

Amazon Q Business is rated Safe in this directory, meaning there are no credible public reports of abusive crawling under this name. It is a Reported token: Amazon has not published documentation for it, so its purpose, crawl rate and robots.txt behaviour are not confirmed by the operator, and anyone can send the same user-agent string. Allow or block it on its stated purpose, and back the robots.txt rule with a firewall rule if the traffic matters to you.

Will blocking Amazon Q Business hurt my SEO?

✅ No SEO Impact - Blocking Amazon Q Business does not affect your rankings in Google, Bing, or any other search engine. Amazon Q Business is an AI crawler, not a traditional search indexer. You can freely block it via User-agent / Disallow: / without any SEO penalty.

How do I block Amazon Q Business in robots.txt?

Add the following lines to your /robots.txt file:

User-agent: amazon-QBusiness
Disallow: /

This instructs Amazon Q Business not to crawl any path on your site. To block only specific sections, replace / with the path (e.g., Disallow: /blog/).

Does Amazon Q Business respect robots.txt?

Not documented. Amazon has published no statement that Amazon Q Business reads robots.txt. A rule for amazon-QBusiness will stop a client that chooses to honour it; for enforcement, add a firewall or CDN rule as well.

How do I verify if Amazon Q Business is crawling my site?

Search your access logs for amazon-QBusiness (for example grep -i "amazon-QBusiness" /var/log/nginx/access.log). Because the operator publishes no IP ranges or reverse-DNS pattern, a match shows that something used the name, not that Amazon sent it.