Returns a compressed briefing of the project as a Markdown string: active modules, recent decisions, and open problems.

Returns detailed information about a specific function or class as a Markdown string including callers/callees.

Returns architectural and technical decisions from the past N days as a Markdown string.

Returns currently open technical problems and TODOs sorted by severity as a Markdown string.

Semantic + keyword + graph traversal search across all node types. Use for broad discovery. Returns a Markdown string.

Returns relationships that have decayed in confidence and may be outdated as a Markdown string.

Creates a Decision node in the graph. Call this when making or discovering architectural choices. Returns a status string. Phase 9: pass corroborates= to reinforce, supersedes= to replace, or force=true to bypass duplicate detection.

Creates a Problem node in the graph. Call this when discovering bugs or technical debt. Returns a status string.

Marks a Problem as closed and records the resolution. Returns a status string.

Explicitly invalidates a graph edge when it is discovered to be stale or incorrect. Returns a status string.

Cross-references a git commit's diff with linked Decision/Problem nodes and returns a grounded Markdown explanation synthesised by Gemini Pro.

Returns a ranked Markdown list of modules likely affected by changes to a file, based on graph coupling (calls + imports + decision links). No LLM call.