01 · Operator
Who operates Shap-User
- Company
- Parallel Web Systems Inc.
- Type
- AI assistant fetcher
- Official docs
- parallel.ai
02 · Behavior
What Shap-User does
Shap-User fetches web content when a Parallel user or product requests it. It is not used for automatic web crawling. Parallel publishes it so site owners can identify user-initiated requests. Automated crawling for Parallel's search index uses the separate ShapBot user agent.
03 · Impact
Why Shap-User matters for your site
If you allow it
- Requests come from real user tasks
- Your content can be used in answers built on Parallel's products
If you block it
- Parallel lists no robots.txt token or IP ranges for it
- You may not want AI tools to fetch your pages
04 · Allow
How to allow Shap-User
robots.txt
# Shap-User has no documented robots.txt token and does not read robots.txt.
# Use a Cloudflare, nginx or Apache rule instead.Cloudflare
# Security › WAF › Custom rules › Create rule
Expression: (http.user_agent contains "Shap-User")
Action: Skip › All Super Bot Fight Mode rules
# Also check Security › Bots: "Block AI bots" can block it regardless of robots.txt.WordPress
# Shap-User has no documented robots.txt token and does not read robots.txt.
# Use a Cloudflare, nginx or Apache rule instead.nginx
# nginx serves every user agent by default.
# Make sure no rule like this blocks it:
# if ($http_user_agent ~* "Shap\-User") { return 403; }Apache
# Apache serves every user agent by default.
# Make sure .htaccess has no rule like this:
# RewriteCond %{HTTP_USER_AGENT} Shap\-User [NC]
# RewriteRule .* - [F,L]05 · Block
How to block Shap-User
Start with robots.txt. If Shap-User keeps showing up in your logs, block it at your CDN or web server.
robots.txt
# Shap-User has no documented robots.txt token and does not read robots.txt.
# Use a Cloudflare, nginx or Apache rule instead.Cloudflare
# Security › WAF › Custom rules › Create rule
Expression: (http.user_agent contains "Shap-User")
Action: BlockWordPress
# Shap-User has no documented robots.txt token and does not read robots.txt.
# Use a Cloudflare, nginx or Apache rule instead.nginx
# In your server { } block:
if ($http_user_agent ~* "Shap\-User") {
return 403;
}Apache
# .htaccess
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} Shap\-User [NC]
RewriteRule .* - [F,L]
</IfModule>06 · User agents
User agents we see for Shap-User
| User agent | Share | Last active | Status |
|---|---|---|---|
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko); compatible; Shap-User/0.1.0 |
100% | Today | Unverified |
07 · Verification
Is it really Shap-User?
Shap-User’s operator publishes no IP ranges or hostnames, so requests cannot be verified. Treat the user agent as a claim, and watch your logs for unusual request rates.
FAQ
Questions about Shap-User
What is Shap-User?
Shap-User identifies requests that Parallel Web Systems makes on behalf of users of its products. It does not crawl the web automatically.
Can I block Shap-User with robots.txt?
Parallel lists no robots.txt token for Shap-User and says it is meant for visibility. To control crawling for Parallel's index, use the ShapBot token.
What is the difference between Shap-User and ShapBot?
ShapBot crawls the web to build Parallel's search index. Shap-User only fetches content for user requests.
Last updated Oct 14, 2026