Which user-agent strings identify GPTBot?

The following user-agent strings identify GPTBot: GPTBot.

Does GPTBot respect robots.txt rules?

Yes, GPTBot respects robots.txt directives according to official documentation.

How do I block or allow GPTBot in robots.txt?

You can control GPTBot access using robots.txt rules. See the blocking snippet on this page for specific directives.

How can I verify GPTBot traffic in server logs?

You can verify GPTBot requests by checking your server access logs for the documented user-agent strings. For accurate verification, correlate user-agent patterns with IP ranges or verification methods provided by OpenAI.

What is GPTBot?

Direct Answer: GPTBot is used to crawl content that may be used in training OpenAI's generative AI foundation models

Operator: OpenAI Purpose: AI Training AI Training

User-Agent Identification

The following user-agent strings identify GPTBot in your server logs:

GPTBot

robots.txt Rules for GPTBot

Respects robots.txt: Yes

Use the following robots.txt rules to control GPTBot access:

# Block GPTBot
User-agent: GPTBot
Disallow: /

# Allow GPTBot
User-agent: GPTBot
Allow: /

Crawl Behavior

Request Pattern: Not Documented

Log Verification

To verify GPTBot traffic in your server logs:

Search access logs for the user-agent strings listed above
Check if the IP addresses match documented ranges (if provided by OpenAI)
Verify the crawl pattern matches documented behavior
Use reverse DNS lookup for additional verification if available

Note: Observed behavior in production environments may differ from official documentation. Log-based monitoring provides the only reliable verification of actual bot behavior.

Missing Information

The following information is not officially documented for GPTBot:

Request behavior
Crawl frequency
IP ranges

Official Documentation

View Official GPTBot Documentation →

Information extracted on February 2, 2026 from official sources.