Origin Story
This feature creates a side-window for code, websites, or docs
What are Artifacts
Claude’s 3 guiding principles: Helpful, Harmless, and...
What is Honest?
The term for Claude's unique training method based on a "list of rules."
What is Constitutional AI?
The legendary mathematician Claude is named after.
Who is Claude Shannon?
The sibling duo who founded Anthropic in 2021
Who are Dario and Daniela Amodei
Use this "style" if you want Claude to get straight to the point.
What is Concise?
The term Claude uses for its self-contained workspaces for files.
What are Projects?
One of the real-world documents in Claude's "Constitution."
What is the UN Declaration of Human Rights?
The name of the "middle" model in the Claude 4 family.
What is Sonnet?
Anthropic's official legal status as a company (hint: not just a C-Corp)
What is a Public Benefit Corporation (PBC
Claude can now generate this file type with actual working formulas?
What is Excel (.xlsx)?
The name of the specialized AI coding agent for developers.
What is Claude Code?
Instead of just human feedback, Claude uses AI to _____ itself.
What is Critique (or Align)?
The number of tokens in Claude’s standard massive "context window."
What is 200,000?
The city where Anthropic is headquartered
What is San Francisco?
The name of the new 2026 feature that auto-summarizes old chats to save space
What is Context Compaction?
The name of the GUI tool released in Jan 2026 for non-technical users.
What is Claude Cowork?
The "Beta" context window size reached by Claude 4.6 in early 2026.
What is 1,000,000 (1 Million)?
The company the founders left to start Anthropic
What is OpenAI
This "Extended" mode allows Claude to pause and "reason" before answering.
What is Thinking Mode (or Extended Thinking)?
The file extension used to define custom skills for Claude in 2026.
What is .md (specifically SKILL.md)?
The name of the specific "Earthy Orange" color in Claude’s logo.
What is Apricot?