UltraThink
Type: Concept
As of November 2026, UltraThink has been mentioned in one podcast episode on Greg Isenberg (Dec 2025).
Special keyword in Claude Code that triggers deeper reasoning ('think harder'); changes UI color when typed.
| Mentioned in | 1 episode on 1 podcast (as of November 2026) |
|---|---|
| First heard | Dec 2025 on Greg Isenberg |
| Field | Prompt engineering / AI tool usage |
Who talks about UltraThink on podcasts?
Greg Isenberg brought up UltraThink; the most recent mention was Dec 2025 on Greg Isenberg.
- Be a 10x Vibe Coder (Claude Code + Cursor + MCP) on Greg Isenberg (Dec 2025) — Greg Isenberg
What is UltraThink mentioned alongside?
UltraThink is most often mentioned alongside Opus 4 .1, Amy and Favicon.
Mentioned together: Opus 4 .1, Amy, Favicon, terminal, pull request, production, security rules, Anthropic, Hello World, Claude Code