{"$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":"2026-11-05T17:49:42.049Z","url":"https://verifymcp.io/servers/com-trychargeguard-chargeguard/www","markdownUrl":"https://verifymcp.io/servers/com-trychargeguard-chargeguard/www.md","server":{"slug":"com-trychargeguard-chargeguard","name":"ChargeGuard Dispute Assistant","registryName":"com.trychargeguard/chargeguard","description":"Chargeback intelligence: 9 card-network reason codes, winning evidence, gateway deadlines. Free.","registryStatus":"active","deletedAt":null,"statusMessage":null,"liveness":"live","publisher":{"class":"unknown","claimed":false}},"component":{"slug":"www","type":"remote","identifier":"https://www.trychargeguard.com/mcp","withdrawn":false,"url":"https://verifymcp.io/servers/com-trychargeguard-chargeguard/www","version":"1.0.0","transport":null,"scoredAt":"2026-11-05T07:10:27.192Z"},"score":{"total":70,"tier":"medium","status":"scored","weekDelta":3,"history":[{"date":"2026-11-05","total":70},{"date":"2026-11-04","total":70},{"date":"2026-11-03","total":69},{"date":"2026-11-02","total":69},{"date":"2026-11-01","total":68},{"date":"2026-10-31","total":68},{"date":"2026-10-30","total":67},{"date":"2026-10-29","total":67},{"date":"2026-10-28","total":66}]},"categories":[{"name":"Endpoint Security","score":63,"verdict":"fail","reasons":["The endpoint's TLS certificate is valid, in date, and uses a strong key.","Authorisation not fully verified: no authorisation is required to call this server, and 4 tool(s) never declared a destructiveHint. The MCP spec treats an absent hint as destructive by default, so we cannot call this surface safe.","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_undeclared","args":{"undeclared_tools":"4"}},{"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":73,"verdict":"fail","reasons":["AI-judged instruction clarity (good).","Tool/resource definitions use about 344 tokens (~86/item across 4 items; 4 tools + 0 resources), lean.","Usage-examples check failed: none of the tools include examples."],"codes":[{"code":"schema.ai_quality","args":{"band":"good"}},{"code":"schema.footprint_lean","args":{"avg":"86","items":"4","tools":"4","tokens":"344","resources":"0"}},{"code":"schema.examples_absent","args":{}}]},{"name":"Stability & Change Management","score":27,"verdict":"partial","reasons":["Stability observed for 8 of 30 days with no destabilising changes; credit accrues until the full window elapses."],"codes":[{"code":"stability.building_history","args":{"days":"8"}}]},{"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."],"codes":[{"code":"toolquality.descriptions","args":{"pct":"100"}},{"code":"toolquality.param_docs","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 4 captured tool definition(s), and no name or description among them implies an irreversible operation.","An AI judge read all 5 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":"4"}},{"code":"toolsafety.manipulation_clean","args":{"units":"5","judged":"5"}}]},{"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":["Authorisation not fully verified: no authorisation is required to call this server, and 4 tool(s) never declared a destructiveHint. The MCP spec treats an absent hint as destructive by default, so we cannot call this surface safe."],"malware":[],"components":[{"slug":"www","type":"remote","identifier":"https://www.trychargeguard.com/mcp","withdrawn":false,"score":70,"current":true,"url":"https://verifymcp.io/servers/com-trychargeguard-chargeguard/www","markdownUrl":"https://verifymcp.io/servers/com-trychargeguard-chargeguard/www.md"}],"facts":[{"label":"Endpoint","value":"https://www.trychargeguard.com/mcp"},{"label":"Transports","value":"streamable-http"},{"label":"Auth","value":"none"},{"label":"Version","value":"1.0.0"}],"install":{"available":true,"bundleSha256":null},"tools":[{"name":"list_reason_codes","title":"list reason codes","description":"List the 9 card-network chargeback reason codes covered by ChargeGuard (Visa, Mastercard, Amex) with one-line summaries. Use first when the user mentions a chargeback without a code.","inputs":[],"outputs":[],"hasOutputSchema":false,"hasExamples":false,"tokenEstimate":49},{"name":"lookup_reason_code","title":"lookup reason code","description":"Look up one card-network chargeback reason code: what it means, the evidence that wins the representment, the response window, and the full guide URL. Accepts the code (e.g. '13.2') or a slug fragment (e.g. 'visa-13-2').","inputs":[{"name":"query","type":"string","required":true,"description":"Reason code like '13.2' or '4515', or slug fragment like 'visa-13-2'"}],"outputs":[],"hasOutputSchema":false,"hasExamples":false,"tokenEstimate":99},{"name":"get_response_deadlines","title":"get response deadlines","description":"Response windows merchants have to fight a chargeback, per gateway (Stripe, PayPal, Braintree, Adyen, Shopify Payments) and per card network (Visa, Mastercard, Amex).","inputs":[],"outputs":[],"hasOutputSchema":false,"hasExamples":false,"tokenEstimate":49},{"name":"request_chargeback_audit","title":"request chargeback audit","description":"Submit a free ChargeGuard store audit: reviews the merchant's payment setup and dispute risk and emails a written report. Requires the store URL and a contact email.","inputs":[{"name":"company","type":"string","required":true,"description":"Company or store name"},{"name":"email","type":"string","required":true,"description":"Contact email for the audit report"},{"name":"notes","type":"string","required":false,"description":"Optional context: dispute volume, card networks, current provider"},{"name":"platform","type":"string","required":false,"description":"Shopify, WooCommerce, Magento, BigCommerce or custom"},{"name":"store_url","type":"string","required":true,"description":"Store URL, e.g. https://mystore.com"}],"outputs":[],"hasOutputSchema":false,"hasExamples":false,"tokenEstimate":122}],"toolsTruncatedAtCapture":false,"diagnostics":{"capturedAt":"2026-11-05T07:10:27.000Z","track":"remote","endpoint":"https://www.trychargeguard.com/mcp","declaredUrl":null,"truncated":false,"tls":{"outcome":"valid","label":"Valid","version":"TLS 1.3","cipherSuite":"TLS_AES_128_GCM_SHA256","chainError":null,"certificates":[{"subject":"CN=trychargeguard.com","issuer":"CN=YE2,O=Let's Encrypt,C=US","notBefore":"2026-09-07T15:37:51Z","notAfter":"2026-12-06T15:37:50Z","keyType":"ECDSA","keyBits":256,"isCa":false},{"subject":"CN=YE2,O=Let's Encrypt,C=US","issuer":"CN=Root YE,O=ISRG,C=US","notBefore":"2025-09-03T00:00:00Z","notAfter":"2028-09-02T23:59:59Z","keyType":"ECDSA","keyBits":384,"isCa":true},{"subject":"CN=Root YE,O=ISRG,C=US","issuer":"CN=ISRG Root X2,O=Internet Security Research Group,C=US","notBefore":"2026-05-13T00:00:00Z","notAfter":"2032-09-02T23:59:59Z","keyType":"ECDSA","keyBits":384,"isCa":true},{"subject":"CN=ISRG Root X2,O=Internet Security Research Group,C=US","issuer":"CN=ISRG Root X1,O=Internet Security Research Group,C=US","notBefore":"2026-05-13T00:00:00Z","notAfter":"2032-09-02T23:59:59Z","keyType":"ECDSA","keyBits":384,"isCa":true}]},"dnssec":{"result":"insecure","label":"Not signed","name":"www.trychargeguard.com.","steps":[{"zone":".","outcome":"verified","label":"Verified"},{"zone":"com.","outcome":"verified","label":"Verified"},{"zone":"trychargeguard.com.","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":"2026-10-28","recent":[{"id":"chg_01a1a564-d58d-72aa-b999-971743f2bdf6","kind":"score.total_changed","summary":"Trust score (69 → 70)","materiality":"functional","direction":"improvement","scoreDelta":1,"occurredOn":"2026-11-04","url":"https://verifymcp.io/servers/com-trychargeguard-chargeguard/www#chg-chg_01a1a564-d58d-72aa-b999-971743f2bdf6"},{"id":"chg_01a19b18-0546-7de5-adf0-28b5a6a91a21","kind":"score.total_changed","summary":"Trust score (68 → 69)","materiality":"functional","direction":"improvement","scoreDelta":1,"occurredOn":"2026-11-02","url":"https://verifymcp.io/servers/com-trychargeguard-chargeguard/www#chg-chg_01a19b18-0546-7de5-adf0-28b5a6a91a21"},{"id":"chg_01a190ca-092f-74f6-98e0-133ca5672284","kind":"score.total_changed","summary":"Trust score (67 → 68)","materiality":"functional","direction":"improvement","scoreDelta":1,"occurredOn":"2026-10-31","url":"https://verifymcp.io/servers/com-trychargeguard-chargeguard/www#chg-chg_01a190ca-092f-74f6-98e0-133ca5672284"},{"id":"chg_01a18680-7363-7242-ab8e-18813757e135","kind":"check.reverified","summary":"Stability (unverified → 0.03)","materiality":"functional","direction":"improvement","scoreDelta":null,"occurredOn":"2026-10-29","url":"https://verifymcp.io/servers/com-trychargeguard-chargeguard/www#chg-chg_01a18680-7363-7242-ab8e-18813757e135"},{"id":"chg_01a18680-7364-705d-a21b-ae35a40bb17a","kind":"score.total_changed","summary":"Trust score (66 → 67)","materiality":"functional","direction":"improvement","scoreDelta":1,"occurredOn":"2026-10-29","url":"https://verifymcp.io/servers/com-trychargeguard-chargeguard/www#chg-chg_01a18680-7364-705d-a21b-ae35a40bb17a"},{"id":"chg_01a18263-71e6-79b9-ad0b-ea66106f1601","kind":"score.first_scored","summary":"First indexed and scored","materiality":"functional","direction":"neutral","scoreDelta":null,"occurredOn":"2026-10-28","url":"https://verifymcp.io/servers/com-trychargeguard-chargeguard/www#chg-chg_01a18263-71e6-79b9-ad0b-ea66106f1601"}],"truncated":false,"feedUrl":"https://verifymcp.io/servers/com-trychargeguard-chargeguard/www/changelog.json"},"links":{"html":"https://verifymcp.io/servers/com-trychargeguard-chargeguard/www","markdown":"https://verifymcp.io/servers/com-trychargeguard-chargeguard/www.md","changelogJson":"https://verifymcp.io/servers/com-trychargeguard-chargeguard/www/changelog.json","changelogRss":"https://verifymcp.io/servers/com-trychargeguard-chargeguard/www.xml","external":[{"label":"Remote endpoint","href":"https://www.trychargeguard.com/mcp"},{"label":"Website","href":"https://www.trychargeguard.com/"}]}}