# User-triggered fetchers

> Agents that fetch a page in real time because a user asked — not bulk crawling.

_10 of 31 · [all The AI Crawler Registry](/crawlers)_

- [Claude-User](/crawlers/claude-user) — Anthropic · inference
- [ChatGPT-User](/crawlers/chatgpt-user) — OpenAI · inference
- [Perplexity-User](/crawlers/perplexity-user) — Perplexity · inference
- [Google-CloudVertexBot / Gemini agents](/crawlers/gemini-deep-research) — Google · inference
- [DuckAssistBot](/crawlers/duckassistbot) — DuckDuckGo · inference
- [OAI-AdsBot](/crawlers/oai-adsbot) — OpenAI · ad-verification
- [Google-Agent](/crawlers/google-agent) — Google · inference
- [MistralAI-User](/crawlers/mistralai-user) — Mistral AI · inference
- [Diffbot-User](/crawlers/diffbot-user) — Diffbot · inference
- [cohere-ai](/crawlers/cohere-ai) — Cohere · inference