horizon shield for ChatGPT
dev.horizonshield/horizon-shield
Independent buyer-side fair-price verification for Japanese construction and renovation estimates.
client:ChatGPT
transport:streamable-http
tools:15
Install horizon shield in ChatGPT
Settings → Connectors → Advanced → Developer mode
https://mcp.horizonshield.dev/mcpCustom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs
What ChatGPT can do once it is connected
- get_jccdb_dataset_info
- list_cost_categories
- search_cost_category
- get_estimate_reading_guide
- get_fair_price_sources
- get_price_range
- audit_estimate
- preview_reverse_estimate
- check_red_flags
- verify_fair_price
- create_ap2_fairness_attestation
- suggest_ehn
- get_agent_card
- verify_integrity_claim
- find_verified_contractor