ecfr_mcp_server_ecfr_regulatory_index – 1 MCP server offers this tool
What it usually takes
No server lists parameters for it.
No server marks it as only reading: treat it as able to change data.
From each publisher's own tool list. We never call a tool.
Servers
| Server | Inputs | Read-only? |
|---|---|---|
eCFR MCP Server co.huggingface.n8layman/ecfr-mcp-server Get metadata and usage guide for the eCFR MCP tools. READ THIS FIRST. Returns Uniform Guidance (2 CFR Part 200) metadata, latest amendment dates, starter citations, grants-relevant agency slugs, and key rules for valid tool calls. Key rules: - Call ecfr_get_title_versions BEFORE ecfr_get_regulation to get a valid date. - Use ecfr_search for topic/concept discovery. - Always provide title= explicitly; part numbers are NOT unique across titles. - Prefer section-level over part-level requests. Tool call workflow: - Topic question: ecfr_search -> ecfr_get_title_versions -> ecfr_get_regulation - Citation lookup: ecfr_get_title_versions -> ecfr_get_regulation - Change history: ecfr_get_title_versions -> ecfr_compare_regulations - Browse structure: ecfr_get_title_structure. Returns: JSON with regulatory index metadata, starter citations, and usage notes. | – | Not stated |