305 - Subagents explained - What they are, when (not) to spawn them

Subagents are becoming a core primitive for serious AI-assisted development. In this episode, Kaushik and Iury disambiguate "agent" terminology, unpack plan mode vs subagents, and explain how parallel, scoped workers improve research quality without polluting the main thread.

Full shownotes at fragmentedpodcast.com.

Show NotesResources & DocumentationOfficial Documentation

Agents, Modes, Subagents: official harness docs

• Claude Code Subagents
• Gemini CLI Subagents
• Opencode Subagents
• Cursor Subagents
• Antigravity Agent Modes
• AOE Scouting

Research Papers & Articles

• Introducing Claude Opus 4.5
• Deep-Research Agents Paper
• Post: GPT-5 System Card by Alex
  Xu
• Self-Driving Codebases Blog -
  multi-agent systems making 1,000 commits/hour

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Co-hosts:

• Kaushik Gopal
• Iury Souza

[!fyi] We transitioned from Android development to AI starting with
Ep. #300. Listen to that episode for the full story behind
our new direction.