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Casafari is the AI agent-native real estate data intelligence platform. The most complete property index in Europe: a deduplicated, cleaned property graph of residential and commercial property, for sale and for rent, in 16 countries.The most complete property index in Europe: a deduplicated, cleaned property graph.

How the graph is built

AgencyGraph · MCP tool

agencygraph_changes

What changed for agencies

Read-only3 parameters

Call as agencygraph_changes on the AgencyGraph MCP server, https://platform.casafari.com/mcp/agencygraph (how to connect).

Over REST: GET /v1/agencygraph/{country}/changes (equivalent).

What does What changed for agencies do?

For up to 25 agency_ids, week by week since a date: new, delisted and relisted homes, price increases and cuts with their median change, and merges into another agency. Keep your own list of agency_ids and call it each week to follow them.

Which parameters does agencygraph_changes take?

countrystringrequired
Country code: ES or PT.
ES PT
agency_idsstring[]required
Up to 25 agency ids to follow (on REST, comma-separated).
1–25 itemspattern ^agc_[0-9A-Za-z]{10,40}$
sincestring
A date within the last year, YYYY-MM-DD (default: a week before the latest weekly build).
pattern ^\d{4}-\d{2}-\d{2}$

How do I call agencygraph_changes?

Required arguments only, with placeholder values. Your assistant fills them in from the parameters above.

JSON-RPC
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "agencygraph_changes",
    "arguments": {
      "country": "ES",
      "agency_ids": [
        "…"
      ]
    }
  }
}

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