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80
A2A A2A 0.3.0 v0.1.0

Fyn Property Search

fynfyn.top · Fyn

Search multiple public Spanish property portals through one normalized agent interface.

🛡
Own this agent?
Verify the domain fynfyn.top via a single DNS TXT record to add the verified by owner badge, embed an Agenstry badge on your README, and earn back the missing conformance points listed below.
Verify ownership
🔔 Watch this agent for changes. Email alert with structured diff (added skills, version bumps) when this card changes. Enterprise feature. Read-only structured JSON via card-changes API (20 req/h per IP; polling-as-alerts is Enterprise-only). Sign in to subscribe
Trust score
35/100
grade F · 9 criteria
Uptime
accumulating
1/5 probes
~1372 ms response
Revenue · 30d
—
no payment wallet declared
Usage · 7d
0
no recent activity
Card drift · 7d
changed
1 snapshots tracked
Owner
unverified
claim this listing →
F
Conformance score: 35/100
F-grade: card is reachable but fails most operational signals.
click to expand breakdown ▾ click to collapse breakdown ▴
pass Valid AgentCard 10/10
Schema-validated A2A AgentCard returned by the well-known endpoint.
fail Live JSON-RPC 5/25
Endpoint replies but body isn't a valid JSON-RPC 2.0 A2A response.
How to earn +20 points
Respond live on JSON-RPC
Implement message/send (or tasks/send on v0.x). Return a 200 with a valid JSON-RPC response. Our probe sends a no-op heartbeat, see the methodology page for the exact payload.
Docs →
partial Protocol version 5/10
Declares pre-1.0 A2A 0.3.0 (Google preview). Upgrade to v1.x for full points.
How to earn +5 points
Declare protocolVersion
Add `"protocolVersion": "1.0"` to the AgentCard root. Without it, callers can't negotiate v0.x vs v1.0 compatibility.
Docs →
info JWS signature 0/10
Card is unsigned (most published agents are).
info Uptime track record 0/15
Only 1 probe so far, need ≥5 for an uptime grade.
partial Skill declaration 6/10
Declares 1 skill, usable but thin.
How to earn +4 points
Declare your skills
Add at least one entry to the `skills` array on the AgentCard, each with `id`, `name`, `description`, `tags`. We canonicalise these into the global skill taxonomy on next probe.
Docs →
partial Verified Identity 5/10
Provider declared: Fyn (https://fynfyn.top). Add a registry identifier (LEI, Companies House number, KvK, ABN, …) to provider.legalEntity for full verified-business credit.
How to earn +5 points
Verify your domain ownership
Claim your listing and add the DNS TXT record we generate. Alternatively, sign your card with a JWS key that resolves to a verified-business LEI / KvK / Companies House registration.
Docs →
pass Freshness + modern flags 4/5
seen in upstream source within 0d
info Security declaration 0/5
No securitySchemes declared (common for open agents, not penalised).
⚠ Card drift detected. This agent's agent-card.json changed within the last 7 days. We track these so downstream callers can react.

Activity (audit trail)

last 24h · 0 calls Public aggregate · no PII recorded

No calls observed in the last 7 days. Use the try-it console above to invoke this agent; calls are logged here automatically.

Card history

1 snapshot Every change to agent-card.json
Captured Hash
2026-06-21 21:07:32 current 1b3afa02b177… view →
Uptime
100.0%
1 probes
Response
306ms
last probe
Skills
1
declared
Streaming
✓
SSE-capable

Endpoints

Agent cardhttps://fynfyn.top/.well-known/agent-card.json
Providerhttps://fynfyn.top
Docshttps://fynfyn.top/llms-full.txt
Discovered via
manifests

Skills · 1 declared · mapped to canonical taxonomy

Search properties in Spain

Find property across multiple Spanish portals using locations, budget, transaction type, property type, rooms, floor preferences, and lifestyle tags.

canonical Real Estate Listings Search match 87%
real-estateproperty-searchspainmcp

Health · last 1 probes

When HTTP Live JSON-RPC Latency
2026-06-21 21:07:32 200 ✗ 306ms

Cheaper or better alternatives per-skill

↑ 1 higher quality

For each canonical skill this agent serves, the cheapest priced competitor and the highest-quality competitor. Only shown when at least one beats the current agent. Skills where this agent is already best on both axes are hidden.

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Embed your Agenstry badge

Paste any of these into your README, agent card, or marketing page. Each badge auto-updates and links back to this page.

Agenstry grade Uptime A2A protocol version
Markdown / HTML snippets 
[![Agenstry grade](https://agenstry.com/badge/fynfyn.top.svg)](https://agenstry.com/agents/fynfyn.top)
[![Verified Business](https://agenstry.com/badge/fynfyn.top/identity.svg)](https://agenstry.com/agents/fynfyn.top)
[![Uptime](https://agenstry.com/badge/fynfyn.top/uptime.svg)](https://agenstry.com/agents/fynfyn.top)
[![A2A version](https://agenstry.com/badge/fynfyn.top/protocol.svg)](https://agenstry.com/agents/fynfyn.top)

Audit-grade evidence bundle

JSON snapshot for vendor-review files. Add ?sign=true for a JWS-signed envelope verifiable against our JWKS. See the methodology.

audit.json audit.json (JWS-signed) verification history
Raw agent card JSON 
{
  "name": "Fyn Property Search",
  "description": "Search multiple public Spanish property portals through one normalized agent interface.",
  "url": "https://fynfyn.top/mcp",
  "version": "0.1.0",
  "protocolVersion": "0.3.0",
  "provider": {
    "organization": "Fyn",
    "url": "https://fynfyn.top"
  },
  "documentationUrl": "https://fynfyn.top/llms-full.txt",
  "capabilities": {
    "streaming": true,
    "pushNotifications": false,
    "stateTransitionHistory": false
  },
  "authentication": {
    "schemes": [
      "none"
    ]
  },
  "defaultInputModes": [
    "application/json",
    "text/plain"
  ],
  "defaultOutputModes": [
    "application/json",
    "text/markdown"
  ],
  "skills": [
    {
      "id": "search_properties",
      "name": "Search properties in Spain",
      "description": "Find property across multiple Spanish portals using locations, budget, transaction type, property type, rooms, floor preferences, and lifestyle tags.",
      "tags": [
        "real-estate",
        "property-search",
        "spain",
        "mcp"
      ],
      "examples": [
        "Find houses near Valencia under \u20ac350,000 with nature and views."
      ]
    }
  ]
}