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GoCodebook — California Building Codes

com.gocodebook/codes · v1.0.0

Tools changed (7 days)

Measured by MCP Station

Last check	Reachable
Checked at	—
Check success 7 / 30 days	—
First-try success 30 days	—
Median response	—
Lookups 30 days	—
Authentication	No auth
MCP version	2025-06-18
Rank score	—
Declared risk	Can write (some tools are not declared read-only)
Capabilities declared	tools
Tool definitions	3 tools · with description 100% · input schema is an object 100% · read/destructive hints 100%

Verbatim California Title 24 and local zoning code lookup by section number, with citations.

streamable-http · https://gocodebook.com/api/mcp

claude mcp add --transport http codes https://gocodebook.com/api/mcp

{
  "mcpServers": {
    "codes": {
      "url": "https://gocodebook.com/api/mcp"
    }
  }
}

lookup_california_code_section
Look up the VERBATIM text of a California building, residential, fire, plumbing, mechanical, green (CALGreen), energy or existing-building code section, or a section of a California city or county zoning/municipal ordinance, by its section number. Use this whenever the user cites a section number ("
list_california_code_documents
List the California codes and local ordinances available for lookup, and what is not covered. Useful before concluding that a code is unavailable, and for finding the exact document or jurisdiction slug that a lookup takes.
search_california_codes
Search California building codes (Title 24), state housing law and California city and county zoning/municipal codes by TOPIC, when the user does not already have a section number — e.g. "minimum attic access opening", "ADU setbacks in San Jose". Requires the user's GoCodebook account and uses 1 cre

2026-10-18: lookup_california_code_section, list_california_code_documents, search_california_codes
2026-10-16: lookup_california_code_section, list_california_code_documents, search_california_codes

Website · JSON · Text for agents · Registry updated 2026-09-24