# What is Claude? Definition & Technical Mechanics

> **Source:** [SPIDITS AI AI Glossary](https://spidits.com/ai-glossary)  
> **Category:** Foundational AI  
> **Canonical Citation:** [https://spidits.com/ai-glossary/claude](https://spidits.com/ai-glossary/claude)

## Definition
Claude is a family of state-of-the-art Large Language Models developed by Anthropic. Highly regarded for its reasoning, coding capabilities, and context window size, Claude models are trained using a methodology called Constitutional AI.

## Architectural Mechanics & Deep Dive
Claude is a family of state-of-the-art Large Language Models developed by Anthropic. Designed with safety and ethics at their core, Claude models are trained using Constitutional AI to ensure responses are helpful, honest, and harmless. Claude is highly regarded for its exceptional performance in complex reasoning, coding, writing, and its large context windows, which enable processing entire books or codebases in a single prompt.

## Industry Applications & Real-World Use Cases
Coding assistance, long document analysis, and conversational workspaces

## Frequently Asked Questions

### What is Constitutional AI?
Anthropic's method of aligning AI models by giving them a written constitution (principles) to critique and align their own behavior, rather than relying solely on human feedback.

### Who owns Claude?
Claude is developed by Anthropic, an AI safety and research company.

## Related Terminology
- [llm](https://spidits.com/ai-glossary/llm)
- [context-window](https://spidits.com/ai-glossary/context-window)
- [ai-safety](https://spidits.com/ai-glossary/ai-safety)

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*From the SPIDITS AI Knowledge Base (336+ terms indexed). Explore full technical definitions: [https://spidits.com/ai-glossary](https://spidits.com/ai-glossary)*