explainer - Interactive Code Walkthrough
Scans codebase features, builds segment plans, and walks through code highlighting in VS Code.
Tags
Updated: 2026-09-16Capabilities
Typical Inputs
Typical Outputs
What this skill does
- Scan codebase and map call chain
- Build walkthrough segment plan
- Highlight code in VS Code
- Execute interactive code walkthrough
- Answer contextual code questions
Inputs
- Codebase source files
- User explanation request
- User preferences
- Sidebar HTTP API tokens
- Active walkthrough state
Outputs
- Interactive code walkthrough explanations
- VS Code code highlights
- Walkthrough plan JSON
- Plain text for TTS narration
- Feature takeaways summary
Requirements
- Model tier support for Opus, Sonnet, Haiku
- Bash shell with curl, jq, and mktemp
- VS Code with explainer sidebar API
- Access to explainer.sh script