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Public construction cost data for Japan and the U.S., each row with its source URL and licence.
Copy the install command and let the AI configure it · recommended for beginners
Please install the "HORIZON SHIELD Construction Cost Data: JCCDB (Japan) and USCCDB (United States)" MCP server from askskill: Run: claude mcp add --transport http 'io-github-ogasurfproject-jpg-construction-cost-data' 'https://ccdb.horizonshield.dev/mcp'
Route construction quotes into fair-price audits and EHN compliance checks.
Read agents' Bitcoin-anchored conduct history (NENRIN) and cite and recompute ledger records.