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Web filtering categories / AI / LLM Tools

AI Tools Category: Generative AI and LLM Websites

A dedicated web filtering category for generative AI and large language model tools. It covers 16,000+ AI-tool domains in 18 subcategories, updated daily, so your product can allow, warn or block AI use with precision.

16,000+ AI-tool domains18 subcategoriesDaily updatesMulti-category ranking
# example record, illustrative domain
domain: example-writer.ai
category_1: AI / LLM Tools
ai_subcategory: Text & Language
category_2: Business
iab_v3: Technology & Computing
# your policy decides: allow, warn, isolate or block

What the AI / LLM Tools category includes

A site lands here when its main purpose is to let people use an AI system: type a prompt, upload a file, generate media or run an agent. Coverage is split into 18 subcategories so policies can be as broad or as narrow as the deployment needs.

16,000+AI-tool domains in the set
18AI subcategories for granular rules
Dailydelta files with new AI tools
59web filtering categories in the same file
01

Text & Language

Chat assistants, writing and rewriting tools, summarizers, paraphrasers and AI translation services.

02

Image & Visual

Text-to-image generators, photo editors with generative fill, avatar makers and upscalers.

03

Video

Text-to-video, AI video editing, talking-head presenters, dubbing and clip generators.

04

Audio, Voice & Music

Voice cloning, text-to-speech, transcription, music and sound generation tools.

05

Code & Development

Coding assistants, code review bots, app builders from prompts and AI test generators.

06

Models & Infrastructure

Model hosting, inference APIs, model hubs, fine-tuning platforms and AI developer consoles.

07

Agents & Automation

Autonomous agents, browser agents and workflow automation driven by language models.

08

Productivity & Collab

AI meeting notes, email drafting, note-taking and AI features sold as standalone workspace tools.

09

Design, 3D & Creative

Logo and layout generators, 3D model creation, AI presentation and graphic design tools.

10

Education & Learning

AI tutors, homework helpers, quiz generators and study assistants aimed at learners.

11

Search, Knowledge & Docs

AI answer engines, chat-with-PDF tools, research assistants and document question answering.

12

Customer Support

AI chatbot builders for websites, help desk assistants and support automation platforms.

13

Marketing, Sales & SEO

AI copywriting for ads, SEO content generators, sales outreach and lead research assistants.

14

Data, Analytics & Research

AI spreadsheet and data analysis tools, chart builders and research data assistants.

15

Lifestyle & Entertainment

AI companions, character chat, horoscope and dating helpers, AI games and fun generators.

16

Security & Detection

AI content detectors, deepfake checkers and AI-driven security analysis tools.

17

Business & Vertical

AI tools for one industry, such as legal drafting, medical scribing, real estate or finance.

18

Robotics & Embodied AI

Sites for AI-driven robots, embodied AI platforms and their control or developer portals.

What it excludes, and the neighbouring categories

The category is about using AI tools, not reading about AI. Keeping the boundary tight stops a block rule from taking out news sites, universities or ordinary software vendors.

In the category

  • Sites where the main product is an AI tool you use in the browser or through an account
  • AI apps whose web domain handles sign-in, prompts, uploads or generated output
  • Model hosting, inference and AI developer platforms
  • AI wrappers: small sites that put a new interface on someone else's model
  • AI browser extensions' own web domains and their back-end endpoints, when identifiable

Not in the category

  • News, blogs and newsletters about AI, which go to News/Media or Blogs/Personal Sites
  • University AI research labs, which go to Education/Reference or Science
  • Software companies with a minor AI feature, which keep their main category
  • AI conferences and events, which go to Business or Computers & Technology
  • Generic cloud hosting used by AI apps, which goes to CDN / Hosting / Infrastructure

Typical example site types

Most of the 16,000+ domains are not famous brands. They are small, fast-moving tools, and many launch on new domains every week. These are the shapes you meet most often.

General chat assistants

Large, well-known assistants and the many smaller sites that offer similar chat on top of a licensed model.

Chat-with-your-document tools

Upload a contract, report or spreadsheet and ask questions. High value for users, high leakage risk for employers.

Single-purpose generators

One-page tools for headlines, cover letters, essays, product descriptions or social posts.

Media studios

Image, video and voice tools with credit-based plans, often with community galleries of generated work.

Agent platforms

Tools that act on the user's behalf: browse, fill in forms, send email or run code in a sandbox.

Model APIs and hubs

Developer consoles and inference endpoints that apps and scripts call directly, not only through a browser.

Who blocks AI tools and who allows them

AI policy is rarely a single block or allow decision. Most networks need different actions per subcategory, per user group and sometimes per time of day.

Allow

Approved tools under a company contract, AI tutors chosen by a district, coding assistants for engineering teams.

Allow and log

Search and knowledge tools where usage reports matter more than blocking, for example in higher education.

Warn or isolate

Unapproved chat assistants and document tools, opened with a warning page or in read-only browser isolation.

Block

AI companions for minors, unvetted file-upload tools in regulated sectors, AI proxies that evade filters.

EnvironmentTypical actionMain reasonSubcategories often treated differently
K-12 schools (CIPA)MixedAcademic integrity, age limits in tool terms, student dataAllow chosen Education & Learning tools; block Lifestyle & Entertainment companions
UniversitiesMostly allowResearch and teaching use; policy set by courseWatch Agents & Automation on lab networks; monitor exam rooms
EnterprisesAllow approvedData leakage, contracts, records rulesAllow sanctioned tools; warn or block Search, Knowledge & Docs uploads to unvetted sites
Regulated sectorsBlock by defaultClient confidentiality, health and financial data rulesExceptions per team for vetted Business & Vertical tools
Guest Wi-FiAllowVisitors expect open access; no company data on the networkBlock only where AI proxies are used to reach other blocked content
Parental controlAge-basedAge ratings, companion apps, image generationBlock companions and image tools for younger profiles; allow homework helpers with time limits

Schools often ask whether CIPA requires blocking AI. CIPA itself targets visual depictions that are obscene, child pornography or harmful to minors, so AI policy is usually a local acceptable-use decision. See K-12 school web filtering for how districts set this up.

Multi-category cases

A domain can carry several categories, ranked by how much of the site each one describes. That ranking is what keeps AI rules from breaking ordinary business tools.

AI tutor for students

1. AI / LLM Tools2. Education/Reference

A school can allow it by subcategory while still blocking general chat assistants.

Design suite with a generative feature

1. Web-based Applications2. AI / LLM Tools

The main product is design software, so a rule on the primary category alone leaves it open.

AI chat that unlocks blocked sites

1. AI / LLM Tools2. VPN / Proxy / Anonymizers

Tools that fetch pages for the user can work as a proxy, so both categories apply.

AI companion with mature themes

1. AI / LLM Tools2. Dating3. Adult

Parental control profiles block on any matching category, not only the first.

Document chat with storage

1. AI / LLM Tools2. Cloud Storage / File Hosting

Data loss rules for uploads should fire on either category.

AI coding platform

1. AI / LLM Tools2. Developer Tools / Code Hosting

Engineering teams get an exception while other departments follow the default.

How vendors use the AI category in their products

The category is delivered as downloadable files that run inside your own systems, with a lookup API included in licences. Here is how different product teams put it to work.

  1. Firewalls and secure web gateways

    Load AI domains as a category or as an external dynamic list (EDL) and set allow, warn or block per user group.

  2. DNS filters

    Answer AI lookups from a DNS RPZ zone or a hosts-style list, which reaches apps and devices without an agent. Read DNS filtering vs web filtering for the trade-offs.

  3. DLP and CASB tools

    Use the category to decide when to inspect uploads and prompts, and focus inspection on document and chat tools.

  4. Browser isolation

    Open unapproved AI tools in an isolated session with copy, paste and upload controls turned off.

  5. School and parental filters

    Expose subcategories as simple toggles, so a teacher or parent can allow tutors and block companions.

  6. MSP dashboards and reports

    Report which AI tools are in use across client networks, grouped by subcategory, to start a shadow AI review.

Need to check where a single site lands first? Use the domain category lookup. For product teams, the OEM licensing page explains how the database is embedded in a filter or gateway.

Why AI tools need daily updates

AI tools appear faster than almost any other kind of website. A weekly or monthly feed misses the newest wrappers, which are often the least vetted.

Daily delta files

New AI-tool domains arrive as daily deltas, so a filter picks them up without a full reload of the database.

Second and third looks

New domains are checked again after a week and after a month, because many launch as a blank page and add the tool later.

Measured accuracy

Regular manual validations measure accuracy, and validation reports are available to licence holders.

A starting policy by AI subcategory

This matrix is a starting point many product teams use as default presets. Every school, company and family will tune it, which is exactly why the subcategories exist.

AI subcategoryK-12 defaultEnterprise defaultWhy it differs
Text & LanguageBlockApproved onlyEssay writing in school; pasted company text at work
Image & VisualBlockWarnImage tools can produce unsuitable content for minors
VideoBlockWarnHeavy bandwidth and deepfake concerns
Audio, Voice & MusicBlockWarnVoice cloning can be misused for fraud
Code & DevelopmentAllow for CS classesApproved onlySource code is sensitive company data
Models & InfrastructureBlockEngineering onlyDirect API access bypasses tool-level controls
Agents & AutomationBlockBlock by defaultAgents act with the user's sessions and data
Productivity & CollabBlockApproved onlyMeeting notes capture confidential discussion
Design, 3D & CreativeTeacher choiceAllowLower data risk, useful for art and marketing
Education & LearningAllow chosen toolsAllowDistricts pick vetted tutors and quiz tools
Search, Knowledge & DocsOlder gradesWarn on uploadDocument upload is the main leakage path
Customer SupportBlockAllowA business tool with little use in class
Marketing, Sales & SEOBlockAllow for teamsCustomer lists may be uploaded for outreach
Data, Analytics & ResearchOlder gradesApproved onlySpreadsheets often hold personal data
Lifestyle & EntertainmentBlockBlockCompanions and character chat raise safeguarding issues
Security & DetectionAllow for staffAllowTeachers use AI detectors; security teams use analysis tools
Business & VerticalBlockPer departmentLegal or medical tools fit one team, not everyone
Robotics & Embodied AIRobotics clubsAllowLow risk, mostly developer and hobby portals

Data leakage checklist for AI tools

For enterprises, the AI category is first a data protection control. These are the questions security teams work through when they turn it on.

Policy questions

  • Which AI tools does the company hold a contract for, and with which data terms?
  • Which teams need code, data or document tools, and which do not?
  • Should unapproved tools be blocked outright, or opened with a warning page?
  • Who reviews requests for new tools, and how fast?

Technical controls

  • Category rules on the gateway and DNS layer, so mobile and remote users are covered
  • Upload inspection on document, chat and storage categories together
  • Logs grouped by AI subcategory for monthly shadow AI reports
  • Daily feed updates, since new AI wrappers launch every day

Teams that sell into business can read more in web filtering software for business.

AI / LLM Tools category FAQ

What is the AI / LLM Tools web filtering category?

It covers websites whose main purpose is to give users access to AI tools: chat assistants, generators, coding assistants, agents and model platforms. It holds 16,000+ AI-tool domains in 18 subcategories and is updated daily.

Does the category include news about AI?

No. News and commentary about AI goes to News/Media or Computers & Technology. A business with a small AI feature keeps its main category and may carry AI tools as a secondary category.

Can I block only some AI tools and allow others?

Yes. The 18 subcategories let you allow approved coding or education tools while blocking companions, unapproved chat assistants or document upload tools.

Does blocking the category stop data leakage?

It closes the obvious paths to unapproved tools. Pair it with upload inspection and an allow list of approved tools, since AI features also live inside other software.

Are AI wrapper sites covered, not only the big assistants?

Yes. Small sites that put their own interface on a licensed model make up a large share of the set. They change names and domains often, which is why the feed is updated every day.

Will blocking the category break ordinary software with AI features?

Not if rules use the primary category. Office, design and support software with built-in AI keep their main category, with AI / LLM Tools ranked lower, so you choose whether secondary matches count.

How often are new AI tools added?

Daily. New domains are delivered in daily delta files and checked again after a week and after a month.

Can I license the AI tools category for my own product?

Yes, for internal use or OEM embedding. Starter database tiers start from $999; enterprise and OEM licences are quoted per deployment. See pricing or browse all 59 web filtering categories.

Add a precise AI category to your filter

16,000+ AI-tool domains in 18 subcategories, inside the same file as 120 million categorized domains. Tell us about your product and deployment.

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