forgeplan_fpf_section

Fetch the full markdown content of a specific FPF (First Principles Framework) section by its stable ID — e.g. B.3 (Trust Calculus), B.5 (ADI Cycle), C.2.2, A.1. Returns the complete section body plus linked sibling / parent / child section IDs for navigation.

Category: FPF Knowledge Base

When an agent calls it

After forgeplan_fpf_search — read the full text of the top hit.
Direct lookup — when you already know the section ID from prior context or a citation.
Navigation — follow parent / children links to traverse the FPF tree.
Context grounding — pull a specific principle into an ADI reasoning prompt.

Input parameters

Name	Type	Required	Description
`id`	`string`	yes	FPF section ID, e.g. `"B.3"`, `"C.2.2"`, `"A.1"`.

Schema source: crates/forgeplan-mcp/src/server.rs::FpfSectionParams

Returns

{
  "id": "B.3",
  "title": "Trust Calculus",
  "path": "B. Principles > B.3 Trust Calculus",
  "body": "# B.3 Trust Calculus\n\nTrust is not binary. It is a function of…",
  "parent": "B",
  "children": ["B.3.1", "B.3.2"],
  "siblings": ["B.1", "B.2", "B.4", "B.5"],
  "word_count": 342
}

If the ID is unknown:

{
  "error": "section not found: B.99",
  "suggestions": ["B.9", "B.3"]
}

Example invocation

{ "id": "B.3" }

Typical sequence

forgeplan_fpf_search "trust" — discover B.3 is the top hit.
forgeplan_fpf_section { "id": "B.3" } — read full body.
forgeplan_fpf_section { "id": "B.3.1" } — walk into a child section.
Use the content as FPF grounding for forgeplan_reason.

CLI equivalent

forgeplan fpf section B.3