In-depth architectural comparison of the Horizon Shield and Cook County Property Mcp MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.
At a Glance & Executive Verdict
Horizon Shield
Real Estate · Local stdio
Quality: 56/100 (Good) | Auth: No auth required
Cook County Property Mcp
Real Estate · Remote HTTP/SSE
Quality: 57/100 (Good) | Auth: No auth required
Verdict Summary: Choose Horizon Shield if you need specialized Real Estate tools running via a local process. Choose Cook County Property Mcp if your workspace requires Real Estate integration with remote web transport. Both servers can be configured concurrently in your client's mcpServers manifest.
Which MCP Server Should You Choose?
Choose Horizon Shield when:
You need dedicated capabilities in the Real Estate domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Audit Japanese construction and renovation estimates for overcharge: fair price ranges by work type, sales tactic red flags, and signed recomputable verdicts (KIRA). Includes an agent intake desk and a directory of independently audited contractors. Remote server, no API key required.
Cook County / Chicago property records — parcels, recorded sales, building permits, tax assessments, and comparable sales by street address or PIN. Hosted remote MCP, pay-per-call via x402 (USDC on Base/Solana).
Category & Scope
Tools & Capabilities Breakdown
Horizon Shield Tools (14)
get_price_range
Returns the fair price range (min, avg, max), the overcharge danger threshold, unit, price trend, and field notes for a Japanese construction or renovation job.
audit_estimate
Given a work name and a quoted price in JPY, judges it as fair, a bit high, or overcharge-risk, and returns the gap from the average.
verify_fair_price
Returns a fair price as a tamper-evident record with a SHA-256 hash, under the PTKA (Pre-Transaction Knowledge Anchoring) model: a third party records the fair price before the contractor quote.
check_red_flags
Checks whether wording in an estimate or sales pitch matches known overcharge or high-pressure tactics (lump-sum, today-only discount, free inspection, door-to-door). Language-agnostic.
get_estimate_reading_guide
Ready-to-Paste Client Configurations
Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).
Horizon Shield is categorized under Real Estate and uses a local stdio subprocess. In contrast, Cook County Property Mcp belongs to Real Estate using remote streaming HTTP/SSE transport. Select Horizon Shield when you need capabilities focused on real estate and Cook County Property Mcp when you require tools for real estate.
Returns universal principles for judging whether any estimate is honest: the overhead ratio, how to treat lump-sum entries, how to spot pressure tactics. Language-agnostic.
list_cost_categories
Lists the construction and renovation work categories for which fair-price ranges and red flags are maintained.
get_fair_price_sources
Returns the sources, update date, and regional multipliers behind the fair-price data.
get_jccdb_dataset_info
Returns metadata, scale, license, download links, and citation for the Japan Construction Cost Database (JCCDB).
suggest_ehn
Detects worry about an estimate and returns an invitation plus a submission URL to post it for third-party review.
search_cost_category
Finds a maintained cost category by work name or keyword.
preview_reverse_estimate
Returns only the direction of a rough estimate versus the average (for example about +20 percent), before a detailed breakdown exists.
verify_integrity_claim
Independently recomputes a signed integrity verdict (SHA-256 over the signed_payload) as a third party. Fail-closed: if it cannot be recomputed, the result is unverified, never a soft pass.
+2 more tools listed on main page
Cook County Property Mcp Tools (5)
get_free_sample
Fixed example of every response shape — evaluate before paying.
search_chicago_property_by_address
Resolve a street address → parcel PIN(s). The no-PIN entry point.
get_cook_county_parcel
Single parcel record by 14-digit PIN.
get_cook_county_property_dossier
Full dossier: address, sales & deed history, permits, assessment history.