> ## Documentation Index
> Fetch the complete documentation index at: https://wiki.platelunchcollective.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Claude (Anthropic)

> Claude is Anthropic's large language model assistant — used as an AI search and reasoning tool that retrieves and cites web content in responses.

*Platform* · *AI Search*

## Definition

Claude is Anthropic's large language model assistant — used as an AI search and reasoning tool that retrieves and cites web content in responses. Claude is accessible via Claude.ai, API, and integrated into third-party products. ClaudeBot is Anthropic's web crawler that collects public web content for training and improving its generative AI models, which contributes to the content available for Claude AI responses.

## Why It Matters for AI Search

Claude is a significant and growing AI search surface. Content indexed by ClaudeBot is available for citation in Claude's responses. Brands optimizing for AI search should verify their content is accessible to ClaudeBot and that their [entity signals](https://www.platelunchcollective.com/services/entity-seo) are clear enough for accurate representation in Claude's outputs.

## Related Terms

<CardGroup cols={2}>
  <Card title="ClaudeBot" href="/ai-search-glossary/claudebot" />

  <Card title="AI Search Ecosystem" href="/ai-search-glossary/ai-search-ecosystem" />

  <Card title="LLM visibility" href="/ai-search-glossary/llm-visibility" />

  <Card title="Brand memory (LLM)" href="/ai-search-glossary/brand-memory-llm" />

  <Card title="Prompt visibility" href="/ai-search-glossary/prompt-visibility" />
</CardGroup>

## Relevant Plate Lunch Collective Services

[AI SEO](https://www.platelunchcollective.com/services/ai-seo)  [AI Search Visibility Assessment](https://www.platelunchcollective.com/services/context-map)