{"$schema":"https://verifymcp.io/schemas/trust-report.json","schemaVersion":1,"license":{"name":"CC BY-NC 4.0","url":"https://creativecommons.org/licenses/by-nc/4.0/"},"generatedAt":"2026-11-05T16:40:24.306Z","url":"https://verifymcp.io/servers/de-waermepumpen-vorcheck-vorcheck/waermepumpen-vorcheck","markdownUrl":"https://verifymcp.io/servers/de-waermepumpen-vorcheck-vorcheck/waermepumpen-vorcheck.md","server":{"slug":"de-waermepumpen-vorcheck-vorcheck","name":"Wärmepumpen-Vorcheck","registryName":"de.waermepumpen-vorcheck/vorcheck","description":"Heat-pump readiness check for German single-family houses: traffic light, reasons, next step","registryStatus":"active","deletedAt":null,"statusMessage":null,"liveness":"live","publisher":{"class":"unknown","claimed":false}},"component":{"slug":"waermepumpen-vorcheck","type":"remote","identifier":"https://waermepumpen-vorcheck.de/mcp","withdrawn":false,"url":"https://verifymcp.io/servers/de-waermepumpen-vorcheck-vorcheck/waermepumpen-vorcheck","version":"1.0.0","transport":null,"scoredAt":"2026-11-05T03:29:18.942Z"},"score":{"total":75,"tier":"medium","status":"scored","weekDelta":4,"history":[{"date":"2026-11-05","total":75},{"date":"2026-11-04","total":74},{"date":"2026-11-03","total":74},{"date":"2026-11-02","total":73},{"date":"2026-11-01","total":73},{"date":"2026-10-31","total":72},{"date":"2026-10-30","total":72},{"date":"2026-10-29","total":71},{"date":"2026-10-28","total":71},{"date":"2026-10-27","total":70}]},"categories":[{"name":"Endpoint Security","score":80,"verdict":"fail","reasons":["The endpoint's TLS certificate is valid, in date, and uses a strong key.","No authorisation is required to call this server. Nothing on it is marked destructive, but we can't show that an anonymous caller can only read: full credit needs the server to list at least one tool and every tool to be verifiably read-only. We use a best-effort check of tool names and descriptions to tell read-only tools from tools that change things, so some genuinely read-only tools may not get full credit. Names that start with a read verb (get, list, read, search and similar) and accurate readOnlyHint annotations help. Meet that to earn full credit, or require authorisation.","HTTPS is enforced; there's no plaintext access path.","The HSTS (Strict-Transport-Security) header is present.","DNSSEC check failed: this domain isn't protected by DNSSEC."],"codes":[{"code":"tls.valid","args":{}},{"code":"auth.none_no_destructive","args":{}},{"code":"https.enforced","args":{}},{"code":"headers.hsts_present","args":{}},{"code":"dnssec.absent","args":{}}]},{"name":"Transport & Reachability","score":100,"verdict":"pass","reasons":["Verified streamable-http transport via a live MCP handshake."],"codes":[{"code":"transport.verified","args":{"transport":"streamable-http"}}]},{"name":"Schema Quality & AI Usability","score":59,"verdict":"fail","reasons":["AI-judged instruction clarity (excellent).","Context-footprint check failed: tool/resource definitions use about 742 tokens (~742/item across 1 items; 1 tools + 0 resources), over budget; trim descriptions and params.","Usage-examples check failed: none of the tools include examples."],"codes":[{"code":"schema.ai_quality","args":{"band":"excellent"}},{"code":"schema.footprint_heavy","args":{"avg":"742","items":"1","tools":"1","tokens":"742","resources":"0"}},{"code":"schema.examples_absent","args":{}}]},{"name":"Stability & Change Management","score":30,"verdict":"partial","reasons":["Stability observed for 9 of 30 days with no destabilising changes; credit accrues until the full window elapses."],"codes":[{"code":"stability.building_history","args":{"days":"9"}}]},{"name":"Tool Coverage","score":100,"verdict":"pass","reasons":["100% of tools have a non-trivial description (not blank, and not just the tool's name).","100% of tool parameters carry a description.","Structured output schemas are declared (100% of tools); any adoption earns full credit."],"codes":[{"code":"toolquality.descriptions","args":{"pct":"100"}},{"code":"toolquality.param_docs","args":{"pct":"100"}},{"code":"toolquality.output_present","args":{"pct":"100"}}]},{"name":"Tool Safety","score":100,"verdict":"pass","reasons":["No prompt-injection markers were found in the server instructions, tool names or descriptions we captured.","We read all 1 captured tool definition(s), and no name or description among them implies an irreversible operation.","An AI judge read all 2 captured unit(s) of tool text and found none that tries to manipulate the model reading it."],"codes":[{"code":"toolsafety.injection_clean","args":{}},{"code":"toolsafety.destructive_none","args":{"tools":"1"}},{"code":"toolsafety.manipulation_clean","args":{"units":"2","judged":"2"}}]},{"name":"Capabilities","score":100,"verdict":"pass","reasons":["Implements a supported MCP spec version (2025-11-25); the latest is 2026-07-28."],"codes":[{"code":"protocol.supported","args":{"latest":"2026-07-28","version":"2025-11-25"}}]}],"inconclusive":[],"malware":[],"components":[{"slug":"waermepumpen-vorcheck","type":"remote","identifier":"https://waermepumpen-vorcheck.de/mcp","withdrawn":false,"score":75,"current":true,"url":"https://verifymcp.io/servers/de-waermepumpen-vorcheck-vorcheck/waermepumpen-vorcheck","markdownUrl":"https://verifymcp.io/servers/de-waermepumpen-vorcheck-vorcheck/waermepumpen-vorcheck.md"}],"facts":[{"label":"Endpoint","value":"https://waermepumpen-vorcheck.de/mcp"},{"label":"Transports","value":"streamable-http"},{"label":"Auth","value":"none"},{"label":"Version","value":"1.0.0"}],"install":{"available":true,"bundleSha256":null},"tools":[{"name":"waermepumpen_vorcheck","title":"Wärmepumpen-Vorcheck: Ampel für ein Haus","description":"Verwenden, wenn jemand eine erste Einschätzung der Voraussetzungen für eine Luft-Wasser-Wärmepumpe in einem selbst bewohnten Einfamilien-, Doppel- oder Reihenhaus in Deutschland möchte. Liefert eine Ampel (gruen/gelb/rot/unbekannt) mit Begründung, die Einordnung der Heizlast pro m² (niedrig/mittel/hoch), den wichtigsten nächsten Schritt und einen vorbefüllten Link zum vollständigen Check. Keine normgerechte Heizlastberechnung, Gerätegröße, Förderzusage, Buchung oder Antragstellung. Use for an initial heat-pump readiness assessment of an owner-occupied single-family house in Germany; not for system design, grant applications, or booking.","inputs":[{"name":"abschlag_gas_eur_monat","type":"number","required":false,"description":"Nur wenn kein Jahresverbrauch bekannt ist: monatlicher Abschlag für Gas in €. Wird als grobe Schätzung umgerechnet; sie kann die Einschätzung nie verschlechtern."},{"name":"baujahr","type":"string","required":false,"description":"Baujahresklasse des Gebäudes (nicht der Heizung)"},{"name":"brennstoff","type":"string","required":false,"description":"Brennstoff und Einheit des Verbrauchs (Gas in kWh oder m³, Heizöl in Litern, Pellets in kg, Flüssiggas in Litern, Fernwärme in kWh, Heizstrom in kWh)"},{"name":"flaeche","type":"number","required":false,"description":"Beheizte Wohnfläche in m²"},{"name":"haustyp","type":"string","required":false,"description":"Freistehend, Doppelhaushälfte (dhh), Reihenend- oder Reihenmittelhaus"},{"name":"heizflaechen","type":"string","required":false,"description":"Überwiegend Fußbodenheizung, Heizkörper, gemischt – oder keine (keine wassergeführte Heizung, z. B. Nachtspeicher/Elektro)"},{"name":"heizsystem","type":"string","required":false,"description":"Besonderheit der Wärmeverteilung: Gas-Etagenheizung (etage) oder Einrohrheizung (einrohr); sonst zentral"},{"name":"saniert","type":"array","required":false,"description":"Bereits gedämmt/erneuert: Dach bzw. oberste Geschossdecke, Fenster, Außenwände, Kellerdecke"},{"name":"test55","type":"string","required":false,"description":"Wurden an einem kalten Tag mit höchstens 55 °C Vorlauf alle Räume warm? teilweise = ein oder zwei Räume blieben kühl, nein = mehrere. Bei Fußbodenheizung nicht nötig."},{"name":"verbrauch","type":"number","required":false,"description":"Jahresverbrauch in der gewählten Einheit, aus der Jahresabrechnung"},{"name":"verbrauch_ganzes_jahr","type":"boolean","required":false,"description":"false, wenn der Verbrauch nicht für ein ganzes Jahr gilt"},{"name":"warmwasser","type":"string","required":false,"description":"Wird das Warmwasser mit derselben Heizung erwärmt?"}],"outputs":[{"name":"ampel","type":"string","required":true,"description":null},{"name":"begruendung","type":"array","required":true,"description":null},{"name":"heizlast_pro_m2","type":"string","required":true,"description":null},{"name":"hinweis","type":"string","required":true,"description":null},{"name":"link","type":"string","required":true,"description":null},{"name":"naechster_schritt","type":"string|null","required":true,"description":null},{"name":"titel","type":"string","required":true,"description":null},{"name":"zusammenfassung","type":"string","required":true,"description":null}],"hasOutputSchema":true,"hasExamples":false,"tokenEstimate":575}],"toolsTruncatedAtCapture":false,"diagnostics":{"capturedAt":"2026-11-05T03:29:18.000Z","track":"remote","endpoint":"https://waermepumpen-vorcheck.de/mcp","declaredUrl":null,"truncated":false,"tls":{"outcome":"valid","label":"Valid","version":"TLS 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nv-sa,C=BE","notBefore":"1998-09-01T12:00:00Z","notAfter":"2028-01-28T12:00:00Z","keyType":"RSA","keyBits":2048,"isCa":true}]},"dnssec":{"result":"insecure","label":"Not signed","name":"waermepumpen-vorcheck.de.","steps":[{"zone":".","outcome":"verified","label":"Verified"},{"zone":"de.","outcome":"verified","label":"Verified"},{"zone":"waermepumpen-vorcheck.de.","outcome":"insecure_proven","label":"Unsigned (proven)"}]},"auth":{"outcome":"none","label":"No authorisation required","gate":null,"gateLabel":null,"status":200,"authorizationServers":[]},"httpsRedirect":{"outcome":"https_enforced","label":"HTTPS enforced","status":301},"transports":[{"transport":"streamable-http","outcome":"verified","label":"Verified","status":200,"followed":false}],"provenance":null,"installScripts":[],"installScriptsTotal":null,"vulnerabilities":[],"vulnerabilitiesTotal":null,"dependencies":null},"mismatches":[],"changelog":{"trackingSince":"2026-10-27","recent":[{"id":"chg_01a1a9c0-fa71-70e7-b273-b3a80234fe8c","kind":"score.total_changed","summary":"Trust score (74 → 75)","materiality":"functional","direction":"improvement","scoreDelta":1,"occurredOn":"2026-11-05","url":"https://verifymcp.io/servers/de-waermepumpen-vorcheck-vorcheck/waermepumpen-vorcheck#chg-chg_01a1a9c0-fa71-70e7-b273-b3a80234fe8c"},{"id":"chg_01a19f72-9570-7705-9f0c-ef9f2e200d65","kind":"score.total_changed","summary":"Trust score (73 → 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72)","materiality":"functional","direction":"improvement","scoreDelta":1,"occurredOn":"2026-10-30","url":"https://verifymcp.io/servers/de-waermepumpen-vorcheck-vorcheck/waermepumpen-vorcheck#chg-chg_01a18ad3-ca24-7a84-bdcb-dbe5424a148b"},{"id":"chg_01a1808a-318e-7311-883a-8b953b99c5a3","kind":"check.reverified","summary":"Stability (unverified → 0.03)","materiality":"functional","direction":"improvement","scoreDelta":null,"occurredOn":"2026-10-28","url":"https://verifymcp.io/servers/de-waermepumpen-vorcheck-vorcheck/waermepumpen-vorcheck#chg-chg_01a1808a-318e-7311-883a-8b953b99c5a3"},{"id":"chg_01a1808a-3191-787a-b078-02af0f1add97","kind":"score.total_changed","summary":"Trust score (70 → 71)","materiality":"functional","direction":"improvement","scoreDelta":1,"occurredOn":"2026-10-28","url":"https://verifymcp.io/servers/de-waermepumpen-vorcheck-vorcheck/waermepumpen-vorcheck#chg-chg_01a1808a-3191-787a-b078-02af0f1add97"},{"id":"chg_01a17e17-6e06-7c76-bc74-ef13118d2308","kind":"score.first_scored","summary":"First indexed and scored","materiality":"functional","direction":"neutral","scoreDelta":null,"occurredOn":"2026-10-27","url":"https://verifymcp.io/servers/de-waermepumpen-vorcheck-vorcheck/waermepumpen-vorcheck#chg-chg_01a17e17-6e06-7c76-bc74-ef13118d2308"}],"truncated":false,"feedUrl":"https://verifymcp.io/servers/de-waermepumpen-vorcheck-vorcheck/waermepumpen-vorcheck/changelog.json"},"links":{"html":"https://verifymcp.io/servers/de-waermepumpen-vorcheck-vorcheck/waermepumpen-vorcheck","markdown":"https://verifymcp.io/servers/de-waermepumpen-vorcheck-vorcheck/waermepumpen-vorcheck.md","changelogJson":"https://verifymcp.io/servers/de-waermepumpen-vorcheck-vorcheck/waermepumpen-vorcheck/changelog.json","changelogRss":"https://verifymcp.io/servers/de-waermepumpen-vorcheck-vorcheck/waermepumpen-vorcheck.xml","external":[{"label":"Remote endpoint","href":"https://waermepumpen-vorcheck.de/mcp"},{"label":"Website","href":"https://waermepumpen-vorcheck.de/mcp-server"}]}}