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Crawler Catalog

1,953 known bots, crawlers, and AI agents — with UA patterns, verification methods, and recommended access policies.

Not sure what "crawler" vs "scraper" vs "agent" means here? See our terminology guide →

The policy each agent gets before a site sets its own. Click a number to list those agents.

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1,284 results

BunnySlippers other
BunnySlippers
observe
Buttondown ai assistant

Buttondown

Buttondown
observe
buzzbot other
buzzbot
observe
Bytespider ai scraper

ByteDance

Bytespider
observe
CandidateCrawler other
CandidateCrawler
observe
CapsuleChecker other
CapsuleChecker
observe
CapterraBot other
CapterraBot
observe
captify-crawler other

Captify

captify-crawler
observe
carbon-umbrella-bot other
carbon-umbrella-bot
observe
careerbot other
careerbot
observe
CartAI Agentic Commerce as a Service ai assistant

CartAI

cartai-agentic-commerce-as-a-service
observe signed
caveman-hunter other
caveman-hunter
observe
CC Metadata Scaper other
observe
cc_bot other
cc_bot
observe
CCBot ai scraper

Common Crawl

CCBot
observe rDNS
CDSCbot other
CDSCbot
observe
Cegbfeieh other
Cegbfeieh
observe
CensysInspect security

Censys

CensysInspect
observe
CentComBot other

MelonNET

CentComBot
observe
Centro Ads.txt Crawler other
Centro
observe
Centurybot other
Centurybot
observe
changedetection other
changedetection
observe
channable ai assistant

Channable

channable
observe
ChatGLM-Spider ai scraper

Zhipu AI

ChatGLM-Spider
observe
ChatGPT agent ai assistant

OpenAI

ChatGPT
observe signed
ChatGPT-User ai assistant

OpenAI

ChatGPT-User
observe
CheckMarkNetwork ai assistant

CheckMark Network

CheckMarkNetwork
observe
CheeseBot other
CheeseBot
observe
CherryPicker other
CherryPicker
observe
CherryPickerElite other
CherryPickerElite
observe
CherryPickerSE other
CherryPickerSE
observe
ChimeUnfurlAgent other
ChimeUnfurlAgent
observe
Chirp ai coding agent

Binary Canary

Chirp
observe
Cincraw ai assistant

CINC

Cincraw
observe
cis5550-crawler other
cis5550-crawler
observe
Cision other
Cision
observe
CISPA Webcrawler other
CISPA
observe
citeseerxbot other
citeseerxbot
observe
CitibotSiteCrawler ai crawler

Citibot

CitibotSiteCrawler
observe
Citoid ai assistant

Wikimedia

Citoid
observe
Clarity-Bot other
Clarity-Bot
observe
Claude ai crawler

Anthropic

ClaudeBot
observe
Claude-Code ai coding agent

Anthropic

Claude-Code
observe
Claude-SearchBot ai crawler

Anthropic

Claude-SearchBot
observe
Claude-User ai assistant

Anthropic

Claude-User
observe
Claude-Web ai agent

Anthropic

Claude-Web
observe
ClaudeBot ai scraper

Anthropic

ClaudeBot
observe
Cledara SaaS Management Agent ai assistant

Cledara

CledaraBot
observe signed
Clickagy Intelligence Bot ai assistant

Clickagy

observe
Clickagy Intelligence Bot v2 ai assistant

Clickagy

observe
ClickUpLinkUnfurler ai assistant

ClickUp

ClickUpLinkUnfurler
observe
Cliqzbot other
Cliqzbot
observe
Cloudflare AutoRAG ai crawler

Cloudflare

Cloudflare-AutoRAG
observe
Cloudflare Browser Run ai assistant

Cloudflare

cloudflare-browser-rendering
observe signed
Cloudflare Crawler ai crawler

Cloudflare

Cloudflare Custom Hostname Verification
observe signed
Cloudflare CSUP other

Cloudflare

cloudflare-csup
observe
Cloudflare Validator other

Cloudflare

Cloudflare-Validator
observe
CloudFlare-AlwaysOnline other
CloudFlare-AlwaysOnline
observe
cloudflare-csup other
cloudflare-csup
observe
CloudflareDiagnostics other
CloudflareDiagnostics
observe