hexum_expand
Last updated 29 August 2026
When to call
When one folded function, class, or method is the thing to patch.
Arguments
file_path (relative workspace path), symbol_name (exact function, class, or method name).
What comes back
The full source of that symbol.
Example
{
"name": "hexum_expand",
"arguments": { "file_path": "src/ui/App.tsx", "symbol_name": "App" }
} What the agent does next
Edit from that body. Do not expand the whole file just in case.
All five tools: Hexum MCP tools. Contract file: architecture.hexum.
FAQ
What is hexum_expand?
When one folded function, class, or method is the thing to patch, expand that name only.
When should the agent call hexum_expand?
When one folded function, class, or method is the thing to patch.
Does Hexum replace Cursor or Claude Code?
No. Hexum is a hosted MCP server. You keep Cursor, Claude Code, Antigravity, Codex, or Grok. Hexum is not an IDE and not a model.
Is hexum_check an LLM?
No. hexum_check is deterministic. It maps files to layers in architecture.hexum and reports forbidden imports. It does not call a model.
Does Hexum store my repo?
No. Zero Data Retention is on Usage and Teams. MCP payloads are not stored. Hexum does not train on your code. Policy: /zdr.