Show HN: Mysti – Claude, Codex, and Gemini debate your code, then synthesize

Summary

Mysti - Your AI Coding Team (Claude, Codex and Gemini) working together Your AI Coding team for VSCode Use Claude Code, Codex, or Gemini — or combine any two in Brainstorm Mode and never hit bottlenecks Wisdom of the crowd where the collective intelligence of several agents outperforms a single one. Providers • Brainstorm • Features • Quick Start • Config Install in Seconds From VS Code: Press Ctrl+P ( Cmd+P on Mac), then paste: ext install DeepMyst.mysti Or install from the VS Code Marketplace Choose Your AI Mysti works with the AI coding tools you already have. No extra subscriptions needed. Provider Best For Claude Code Deep reasoning, complex refactoring, thorough analysis Codex Quick iterations, familiar OpenAI style Gemini Fast responses, Google ecosystem integration Brainstorm Mode Any two AIs collaborate and debate solutions Switch providers with one click. No lock-in. Why Mysti? vs Copilot/Cursor Mysti Advantage Single AI Multi-agent brainstorming — two AIs collaborate Locked to one provider Use any CLI — Claude, Codex, or Gemini Black box Full permission control — read-only to full-access Generic responses 16 personas — architect, debugger, security expert... See It In Action Beautiful, modern chat interface with syntax highlighting, markdown support, and mermaid diagrams Brainstorm Mode Want a second opinion? Enable Brainstorm Mode and let two AI agents tackle your problem together. Choose any 2 of 3 agents (Claude, Codex, or Gemini) from the settings panel. Why Two AIs Beat One Claude Code (Anthropic), Codex (OpenAI), and Gemini (Google) have different training, different strengths, and different blind spots. When any two work together: Each AI catches edge cases the other might miss Different perspectives lead to more robust solutions Together they debate, challenge each other, and synthesize the best solution It's like having a senior dev and a tech lead review your code—except they actually discuss it first. Choose Your Team Configure which two agents...