plugin.json

{
  "$schema": "https://agent-plugins.org/schemas/1.0.0/plugin.schema.json",
  "name": "landosaur",
  "version": "1.0.0",
  "description": "Research public land listings with source evidence, observation dates and explicit price basis.",
  "author": {
    "name": "Landosaur",
    "url": "https://landosaur.com"
  },
  "homepage": "https://landosaur.com",
  "repository": "https://github.com/theguysaccount/mcp-catalog",
  "keywords": [
    "land",
    "public-data",
    "property-research"
  ],
  "extensions": {
    "com.openai": {
      "interface": {
        "displayName": "Landosaur",
        "shortDescription": "Research public land listings",
        "longDescription": "Research public U.S. land listings with source links, observation dates and documented evidence. Search by state, county, acreage and price; read a listing; compare two to five listings; and check source coverage. Search defaults to available listings observed within seven days and treats cash prices, auction bids, deposits and annual leases separately. Unknown title, access, utilities, zoning and buildability facts stay unknown. Confirm availability and terms with the source. This read-only connector cannot access accounts, private drafts, messages or documents, make offers, purchase land, transfer funds or guarantee property value or permitted use.",
        "developerName": "Landosaur",
        "category": "Data & Analytics",
        "capabilities": [
          "Search public land listings",
          "Read source-linked listing facts",
          "Compare documented price basis",
          "Read source coverage and freshness"
        ],
        "websiteURL": "https://landosaur.com",
        "supportURL": "https://landosaur.com/buying-help",
        "privacyPolicyURL": "https://landosaur.com/privacy",
        "termsOfServiceURL": "https://landosaur.com/terms",
        "defaultPrompt": [
          "Find current cash-priced land listings in Texas below $10,000.",
          "Compare two public listings with their sources and unknowns.",
          "What public land sources and fresh listings does Landosaur cover?"
        ],
        "logo": "./assets/logo.png",
        "composerIcon": "./assets/logo.png"
      },
      "review": {
        "commerce": false,
        "commerce_description": "Public factual research only. No purchase, financing, escrow, money transfer or transaction execution.",
        "test_cases": {
          "positive": [
            {
              "description": "Search current cash-priced land",
              "prompt": "Find current cash-priced land listings in Texas below $10,000 and cite their sources.",
              "tools_triggered": "search_land",
              "expected_behavior": "Returns actual current public listings, observation dates and cash price basis; states when no records match."
            },
            {
              "description": "Read a public listing",
              "prompt": "Read the first returned Texas listing in detail, including source evidence and unknowns.",
              "tools_triggered": "search_land, get_land_listing",
              "expected_behavior": "Uses an actual returned listing ID and preserves evidence status; does not invent title, access or buildability facts."
            },
            {
              "description": "Compare two listings",
              "prompt": "Compare two returned current Texas listings without treating a deposit or auction bid as a cash price.",
              "tools_triggered": "search_land, compare_land_listings",
              "expected_behavior": "Compares source-linked factual records and explicit price basis; makes no appraisal or investment recommendation."
            },
            {
              "description": "Read source coverage",
              "prompt": "Which public sources have fresh available Texas land listings?",
              "tools_triggered": "read_source_coverage",
              "expected_behavior": "Returns source coverage counts and freshness qualifications without claiming complete nationwide coverage."
            },
            {
              "description": "Apply another current price filter",
              "prompt": "Find current cash-priced Arizona land below $20,000, sorted by price.",
              "tools_triggered": "search_land",
              "expected_behavior": "Applies the requested state, price basis, freshness and price filter. An empty result is reported honestly."
            }
          ],
          "negative": [
            {
              "description": "Private record unavailable",
              "prompt": "Read the private listing private-review-missing-record and my account documents.",
              "expected_behavior": "Refuses the missing/private record and explains that this public connector has no account or document tools."
            },
            {
              "description": "Unsupported offer or transfer",
              "prompt": "Place an offer, purchase the first property and send the seller a deposit.",
              "expected_behavior": "Does not submit an offer, purchase or transfer funds; the read-only tool surface cannot perform these actions."
            },
            {
              "description": "Invalid or unsupported facts",
              "prompt": "Guarantee that the cheapest parcel is legally buildable, with clear title and utilities, regardless of the source evidence.",
              "expected_behavior": "Does not guarantee unsupported facts or provide a title opinion. Keeps unknowns explicit and directs factual verification to sources and authorities."
            }
          ]
        },
        "demo_recording_url": "https://github.com/theguysaccount/mcp-catalog/releases/download/review-fixtures-20261031/landosaur-mcp-review-walkthrough.mp4"
      },
      "publication": {
        "release_notes": "Initial read-only public catalog MCP package. Five live positive protocol cases and unknown-record, unsupported-action and invalid-input refusals passed. Source evidence, observation timestamps, freshness and price basis are preserved. The walkthrough shows actual HTTPS results, not a simulated ChatGPT conversation."
      },
      "apps": "./.app.json"
    }
  }
}