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GroundRules - US Law Text

ai.agentlookups/groundrules · v1.0.0

Measured by MCP Station

Description written by the publisher, not verified

The original text of US federal and state law, with official sources; never a summary or advice.

Connect

claude mcp add --transport http groundrules https://law.agentlookups.ai/mcp

{
  "mcpServers": {
    "groundrules": {
      "url": "https://law.agentlookups.ai/mcp"
    }
  }
}

Tools as reported by the server

• law_for_location
  Resolve an address or lat/lon to its full jurisdiction stack: federal, state, county, place, each with its code sources (name, publisher, official URL, current-through, whether we host its text). Unincorporated areas get the county code with no city code; about half of US municipalities publish no c
• law_search
  Search original law by topic, question, or citation. Exact citations resolve directly. Scoped by jurisdiction or source ids (e.g. us, us-tx; us-cfr scopes to the CFR alone, us covers both the US Code and the CFR) or by an address (the address is resolved first, then the search covers exactly its sta
• law_get_section
  Fetch full verbatim text by id or citation, or pass references for a batch of up to 10. Each batch item has its own result/error. Includes provenance (official source URL, current-through or vintage label, retrieval time), parent path, and prev/next siblings. The text is reproduced exactly as publis
• law_coverage
  Per-source coverage: what we host, section counts, current-through or vintage, last_verified, and a stale flag for any source the recurring verify has proven behind its upstream. Machine-generated from the build manifest; never hand-typed. Absence from this list means we do not host that jurisdictio

Website · JSON · Text for agents · Registry updated 2026-10-09