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Product Overview

Automatic Robots.txt

Get a full-coverage robots.txt that updates automatically as new bots are discovered.

# Known Agents (updated 1 hour ago)

User-agent: GPTBot
Disallow: /

User-agent: DeepSeekBot
Disallow: /

User-agent: CCBot
Disallow: /

...

Set rules for bot categories, not individual bots

Automatic Robots.txt adds a section to your robots.txt file with rules for all of the bots in the categories you select.

Rules for new bots are added automatically

Step 1
Connect your website
Step 2
Choose categories you want to block
Step 3
Serve full-coverage rules, forever

Manual edits are slow, incomplete, and risky

A single typo in your robots.txt can quietly tank your traffic and cost you customers.

AI Agent
AI Agent
Uses an actual web browser to autonomously complete complex tasks on behalf of a human user
AI Assistant
AI Assistant
Fetches website content in response to a user prompt, to include in an AI-generated answer
AI Coding Agent
AI Coding Agent
Fetches documentation and other resources to help build software
AI Data Provider
AI Data Provider
Crawls websites to supply structured content to AI systems as a third-party service
AI Data Scraper
AI Data Scraper
Downloads website content to include in datasets used for training AI models such as LLMs
AI Search Crawler
AI Search Crawler
Indexes website content to possibly include as citations in AI-powered search results
Archiver
Archiver
Captures and stores historical website snapshots for long-term digital preservation
Automated Agent
Automated Agent
Automates browser interactions programmatically without direct human supervision
Developer Helper
Developer Helper
Assists with testing, debugging, and ensuring website functionality
Fetcher
Fetcher
Retrieves web page metadata to power app features like link previews or feeds
Intelligence Gatherer
Intelligence Gatherer
Analyzes web content for brand safety, competitive insights, and ad targeting
Scraper
Scraper
Extracts large amounts of web data, often without explicit website permission
Search Engine Crawler
Search Engine Crawler
Systematically scans and indexes web pages to include in search results
Security Scanner
Security Scanner
Scans websites for security vulnerabilities, threats, and configuration weaknesses
SEO Crawler
SEO Crawler
Analyzes website structure and content to identify SEO improvement opportunities
Uncategorized
Uncategorized
Not yet assigned a type
Undocumented AI Agent
Undocumented AI Agent
Crawls websites without disclosing its purpose, collecting data for an unknown AI use case

Save money on your server bill

2,000+ bots across 15+ categories account for half of your traffic.
See the Agent Directory →

Add the generated block alongside your existing directives, then change your category selections whenever your policy changes.

Frequently Asked Questions

Does robots.txt even work?

You should always have one as a first line of defense. The data shows that the vast majority of first-party AI Data Scrapers and third-party AI Data Providers actually do follow robots.txt rules.

The few bad actors willing to ignore them are usually small and have limited reach, so they probably aren't much of a threat to your business anyway.


Won't other bots just scrape my pages and sell the data?

It's possible, but Automatic Robots.txt also lets you block third-party AI Data Providers and general Scrapers, in addition to first-party AI Data Scrapers. Most of them also follow robots.txt rules.

You can also use Agent Analytics to monitor suspicious activity and bots that ignore your rules. You can then inspect their attributes, such as location and IP address, and forcefully block them.


What about bots that don't identify themselves?

Use Agent Analytics to monitor unidentified automated browsers, suspicious activity, and bots that ignore your rules. You can then inspect their attributes, such as location and IP address, and forcefully block them.


How can I enforce these rules?

Follow the Block Bad Bots documentation for platform-specific instructions on enforcing robots.txt rules against bots that ignore them.


Is this compatible with my existing firewall (e.g. Cloudflare)?

Yes. Automatic Robots.txt works alongside your existing CDN, firewall, and other server-side protections.

This layered approach is ideal: robots.txt is the first line of defense, telling bots which rules to follow, while your firewall provides a second layer by blocking bots that ignore them.

Robots.txt also saves bandwidth and server costs because bots that follow the rules never make the disallowed requests. A firewall acts only after a request is made. An edge firewall can protect your origin server, but it still has to process each attempt.