8 agents available in the Perplexity directory
Pre-built AI agents with specialized instructions for specific tasks — from coding and writing to research and analysis. Each agent is ready to deploy with a single click.
Curated, sourced list of AI crawler / training bot user agents, plus a small CLI to test whether a URL is reachable to each bot.
Type definition for navigator.userAgentData
Lightweight browser detector
A freeze-test for your user-agent string
Detect Browser, Engine, OS, CPU, and Device type/model from User-Agent data. Supports browser & node.js environment
A specification compliant robots.txt parser with wildcard (*) matching support.
Ultra fast bot/crawler detector using user agent strings.
Default user agent string for nodejs http request