{"$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":"2026-11-06T17:18:10.306Z","url":"https://verifymcp.io/servers/com-inboxesim-esim/inboxesim","markdownUrl":"https://verifymcp.io/servers/com-inboxesim-esim/inboxesim.md","server":{"slug":"com-inboxesim-esim","name":"Inbox eSIM","registryName":"com.inboxesim/esim","description":"Travel eSIMs for 200+ countries: find plans with USD prices and buy one, paid by MPP (Stripe).","registryStatus":"active","deletedAt":null,"statusMessage":null,"liveness":"live","publisher":{"class":"unknown","claimed":false}},"component":{"slug":"inboxesim","type":"remote","identifier":"https://inboxesim.com/mcp","withdrawn":false,"url":"https://verifymcp.io/servers/com-inboxesim-esim/inboxesim","version":"1.0.0","transport":null,"scoredAt":"2026-11-06T08:23:26.069Z"},"score":{"total":78,"tier":"medium","status":"scored","weekDelta":3,"history":[{"date":"2026-11-06","total":78},{"date":"2026-11-05","total":78},{"date":"2026-11-04","total":77},{"date":"2026-11-03","total":77},{"date":"2026-11-02","total":77},{"date":"2026-11-01","total":76},{"date":"2026-10-31","total":76},{"date":"2026-10-30","total":75},{"date":"2026-10-29","total":75},{"date":"2026-10-28","total":73}]},"categories":[{"name":"Endpoint Security","score":83,"verdict":"partial","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 is configured correctly; the domain's records validate against the full chain to the root."],"codes":[{"code":"tls.valid","args":{}},{"code":"auth.none_no_destructive","args":{}},{"code":"https.enforced","args":{}},{"code":"headers.hsts_present","args":{}},{"code":"dnssec.validated","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":70,"verdict":"fail","reasons":["AI-judged instruction clarity (excellent).","Context-footprint check failed: tool/resource definitions use about 1130 tokens (~188/item across 6 items; 6 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":"188","items":"6","tools":"6","tokens":"1130","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 6 captured tool definition(s), and no name or description among them implies an irreversible operation.","An AI judge read all 7 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":"6"}},{"code":"toolsafety.manipulation_clean","args":{"units":"7","judged":"7"}}]},{"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":"inboxesim","type":"remote","identifier":"https://inboxesim.com/mcp","withdrawn":false,"score":78,"current":true,"url":"https://verifymcp.io/servers/com-inboxesim-esim/inboxesim","markdownUrl":"https://verifymcp.io/servers/com-inboxesim-esim/inboxesim.md"}],"facts":[{"label":"Endpoint","value":"https://inboxesim.com/mcp"},{"label":"Transports","value":"streamable-http"},{"label":"Auth","value":"none"},{"label":"Version","value":"1.0.0"}],"install":{"available":true,"bundleSha256":null},"tools":[{"name":"find_esim_plans","title":"Find travel eSIM plans","description":"Lists Inbox eSIM data plans for a destination (country, city, region such as Europe, or 'global'), cheapest first, with plan_id, data in GB, validity in days and price in USD. Data only, no phone number; works on unlocked eSIM phones.","inputs":[{"name":"destination","type":"string","required":true,"description":"Where the customer travels, e.g. 'Japan', 'USA', 'Europe', 'Bangkok'."},{"name":"min_data_gb","type":"number","required":false,"description":"Optional: only plans with at least this much data."},{"name":"min_days","type":"integer","required":false,"description":"Optional: only plans valid for at least this many days (the trip length)."}],"outputs":[{"name":"note","type":"string","required":false,"description":null},{"name":"plans","type":"array","required":true,"description":null}],"hasOutputSchema":true,"hasExamples":false,"tokenEstimate":137},{"name":"compare_esim_prices","title":"Compare eSIM prices across brands","description":"Compares travel eSIM prices for one country across every brand Inbox eSIM reads (about 50), cheapest first, for a size and a trip length. Read only. Each brand's cheapest plan that covers the request, with its price, the date that price was read, whether it needs an app or account, and its page. Inbox eSIM runs the comparison and also sells eSIMs: its row is marked is_ours and keeps its real position, because the order is by price only.","inputs":[{"name":"data_gb","type":"number","required":false,"description":"Optional: at least this much data. Default 5."},{"name":"destination","type":"string","required":true,"description":"One country, e.g. 'Japan', 'USA', 'Bangkok'."},{"name":"min_days","type":"integer","required":false,"description":"Optional: valid for at least this many days. Default 30 (7 for unlimited)."},{"name":"unlimited","type":"boolean","required":false,"description":"Optional: unlimited or daily plans instead of a data size."}],"outputs":[{"name":"asked","type":"object","required":false,"description":null},{"name":"brands_read","type":"integer","required":false,"description":null},{"name":"brands_with_a_match","type":"integer","required":false,"description":null},{"name":"comparison_page","type":"string","required":true,"description":null},{"name":"destination","type":"string","required":true,"description":null},{"name":"note","type":"string","required":true,"description":null},{"name":"plans","type":"array","required":true,"description":null}],"hasOutputSchema":true,"hasExamples":false,"tokenEstimate":197},{"name":"buy_esim","title":"Buy a travel eSIM","description":"Starts the purchase of one eSIM plan for the customer and returns a payment link. Pay it with the Machine Payments Protocol (HTTP 402, Stripe shared payment token) to complete the order. Before calling, confirm the plan, the price and the email with the customer, and get their agreement to the terms: By buying, the customer asks for the eSIM to be sent at once and accepts the terms (https://inboxesim.com/terms): the 14-day right to withdraw ends once the eSIM is installed. An eSIM that was never installed or used can be refunded within 30 days from its order page, less the payment fee (no card fee within 14 days in the EU and UK).","inputs":[{"name":"customer_agreed_to_terms","type":"boolean","required":true,"description":"true only if the customer accepted the terms quoted in this tool's description."},{"name":"customer_email","type":"string","required":true,"description":"Where the QR code and install link are sent."},{"name":"plan_id","type":"string","required":true,"description":"A plan_id from find_esim_plans, e.g. 'japan-5gb-30d'."}],"outputs":[{"name":"amount_usd","type":"string","required":false,"description":null},{"name":"browser_fallback","type":"string","required":false,"description":null},{"name":"how_to_pay","type":"string","required":false,"description":null},{"name":"message","type":"string","required":false,"description":null},{"name":"page_url","type":"string","required":false,"description":null},{"name":"payment_link","type":"string","required":false,"description":"POST here and answer the HTTP 402 challenge."},{"name":"plan","type":"object","required":true,"description":null},{"name":"status","type":"string","required":true,"description":null}],"hasOutputSchema":true,"hasExamples":false,"tokenEstimate":227},{"name":"make_esim_cart","title":"One payment for several eSIMs","description":"For a trip to several countries (or several phones): turns 2 to 6 plan_ids from find_esim_plans into one cart link. The customer opens it, checks the eSIMs and pays once on Stripe; each eSIM comes in its own QR email and can be refunded on its own if never installed. 3 or more eSIMs in one cart are 5% off. Nothing is bought until the customer pays on the page.","inputs":[{"name":"plan_ids","type":"array","required":true,"description":"plan_ids from find_esim_plans, one per eSIM, e.g. ['japan-5gb-30d', 'south-korea-3gb-30d']."}],"outputs":[{"name":"cart_url","type":"string","required":true,"description":"Give this link to the customer: they pay for every eSIM in it at once."},{"name":"note","type":"string","required":false,"description":null},{"name":"plans","type":"array","required":true,"description":null},{"name":"total_usd","type":"string","required":true,"description":"What the cart page charges, with the 5% off that 3+ eSIMs get on most plans. A partner code may lower it on the page."}],"hasOutputSchema":true,"hasExamples":false,"tokenEstimate":149},{"name":"check_esim_device","title":"Check a phone for eSIM","description":"Says whether a phone model is likely to take an eSIM (likely, unlikely or check), from the model name, with how to be sure on the phone itself. Call it before buy_esim when the customer is unsure.","inputs":[{"name":"device","type":"string","required":true,"description":"The phone or tablet model, e.g. 'iPhone 13', 'Galaxy S23', 'Pixel 7a'."}],"outputs":[{"name":"device","type":"string","required":true,"description":null},{"name":"how_to_check","type":"string","required":true,"description":null},{"name":"reason","type":"string","required":true,"description":null},{"name":"verdict","type":"string","required":true,"description":null}],"hasOutputSchema":true,"hasExamples":false,"tokenEstimate":88},{"name":"get_order_status","title":"Get an eSIM order's status","description":"Where an Inbox eSIM order is (awaiting_payment, preparing, ready_to_install, installed, in_use, ended, refunded, cancelled, with_support), with data used, the end date and the order page. Needs the order number and the email it was bought with.","inputs":[{"name":"customer_email","type":"string","required":true,"description":"The email the order was bought with."},{"name":"order_id","type":"string","required":true,"description":"The order number, e.g. 'ISJPAH2PXG2C' (in the paid response and the email)."}],"outputs":[{"name":"data_total_gb","type":"number","required":false,"description":null},{"name":"data_used_gb","type":"number","required":false,"description":null},{"name":"note","type":"string","required":false,"description":null},{"name":"order_id","type":"string","required":true,"description":null},{"name":"order_url","type":"string","required":true,"description":null},{"name":"place","type":"string","required":true,"description":null},{"name":"plan","type":"string","required":true,"description":null},{"name":"status","type":"string","required":true,"description":null},{"name":"top_up_of","type":"string","required":false,"description":null},{"name":"valid_until","type":"string","required":false,"description":null}],"hasOutputSchema":true,"hasExamples":false,"tokenEstimate":114}],"toolsTruncatedAtCapture":false,"diagnostics":{"capturedAt":"2026-11-06T08:23:26.000Z","track":"remote","endpoint":"https://inboxesim.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=inboxesim.com","issuer":"CN=WE1,O=Google Trust Services,C=US","notBefore":"2026-10-16T15:37:14Z","notAfter":"2027-01-14T16:35:51Z","keyType":"ECDSA","keyBits":256,"isCa":false},{"subject":"CN=WE1,O=Google Trust Services,C=US","issuer":"CN=GTS Root R4,O=Google Trust Services LLC,C=US","notBefore":"2023-12-13T09:00:00Z","notAfter":"2029-02-20T14:00:00Z","keyType":"ECDSA","keyBits":256,"isCa":true},{"subject":"CN=GTS Root R4,O=Google Trust Services LLC,C=US","issuer":"CN=GlobalSign Root CA,OU=Root CA,O=GlobalSign nv-sa,C=BE","notBefore":"2023-11-15T03:43:21Z","notAfter":"2028-01-28T00:00:42Z","keyType":"ECDSA","keyBits":384,"isCa":true}]},"dnssec":{"result":"secure","label":"Secure","name":"inboxesim.com.","steps":[{"zone":".","outcome":"verified","label":"Verified"},{"zone":"com.","outcome":"verified","label":"Verified"},{"zone":"inboxesim.com.","outcome":"verified","label":"Verified"},{"zone":"inboxesim.com.","outcome":"verified","label":"Verified"}]},"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_01a1aff4-9c84-70f8-b56f-1a9e053805e3","kind":"score.rubric_changed","summary":"We updated how we score, so this day's move reflects our rubric, not a change to the server","materiality":"functional","direction":"neutral","scoreDelta":null,"occurredOn":"2026-11-06","url":"https://verifymcp.io/servers/com-inboxesim-esim/inboxesim#chg-chg_01a1aff4-9c84-70f8-b56f-1a9e053805e3"},{"id":"chg_01a1aad1-71b3-7176-99fe-b80005c23481","kind":"check.measure","summary":"Schema quality (906 → 1130)","materiality":"functional","direction":"regression","scoreDelta":null,"occurredOn":"2026-11-05","url":"https://verifymcp.io/servers/com-inboxesim-esim/inboxesim#chg-chg_01a1aad1-71b3-7176-99fe-b80005c23481"},{"id":"chg_01a1aad1-71b3-79b5-aa49-ebe2bfb2f70b","kind":"tool.added","summary":"New tool “compare_esim_prices”","materiality":"functional","direction":"neutral","scoreDelta":null,"occurredOn":"2026-11-05","url":"https://verifymcp.io/servers/com-inboxesim-esim/inboxesim#chg-chg_01a1aad1-71b3-79b5-aa49-ebe2bfb2f70b"},{"id":"chg_01a1aad1-71b3-7f02-82a3-4a3f6a6faad9","kind":"server.instructions_changed","summary":"The server rewrote its instructions, which are the text every model session 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the model reads","materiality":"security","direction":"neutral","scoreDelta":null,"occurredOn":"2026-10-31","url":"https://verifymcp.io/servers/com-inboxesim-esim/inboxesim#chg-chg_01a1910d-b14a-7282-9eba-17868551f811"},{"id":"chg_01a1910d-b14b-77c6-8dc0-2604229aeaf7","kind":"tool.description_changed","summary":"Tool “make_esim_cart” rewrote its description, which is the text the model reads","materiality":"security","direction":"neutral","scoreDelta":null,"occurredOn":"2026-10-31","url":"https://verifymcp.io/servers/com-inboxesim-esim/inboxesim#chg-chg_01a1910d-b14b-77c6-8dc0-2604229aeaf7"},{"id":"chg_01a1910d-b14b-7be4-b6de-f221ca90981c","kind":"score.total_changed","summary":"Trust score (75 → 76)","materiality":"functional","direction":"improvement","scoreDelta":1,"occurredOn":"2026-10-31","url":"https://verifymcp.io/servers/com-inboxesim-esim/inboxesim#chg-chg_01a1910d-b14b-7be4-b6de-f221ca90981c"},{"id":"chg_01a186ae-0ae8-7e6f-afe4-10df0eb934bc","kind":"check.reverified","summary":"Stability (unverified → 0.03)","materiality":"functional","direction":"improvement","scoreDelta":null,"occurredOn":"2026-10-29","url":"https://verifymcp.io/servers/com-inboxesim-esim/inboxesim#chg-chg_01a186ae-0ae8-7e6f-afe4-10df0eb934bc"},{"id":"chg_01a186ae-0aea-70cb-952c-05b52f4123e1","kind":"check.measure","summary":"Schema quality (240 → 180)","materiality":"functional","direction":"improvement","scoreDelta":null,"occurredOn":"2026-10-29","url":"https://verifymcp.io/servers/com-inboxesim-esim/inboxesim#chg-chg_01a186ae-0aea-70cb-952c-05b52f4123e1"},{"id":"chg_01a186ae-0aea-7686-bf2d-096b05ca3217","kind":"tool.added","summary":"New tool “check_esim_device”","materiality":"functional","direction":"neutral","scoreDelta":null,"occurredOn":"2026-10-29","url":"https://verifymcp.io/servers/com-inboxesim-esim/inboxesim#chg-chg_01a186ae-0aea-7686-bf2d-096b05ca3217"},{"id":"chg_01a186ae-0aea-7c53-a5ea-fd068601c1a7","kind":"tool.added","summary":"New tool “get_order_status”","materiality":"functional","direction":"neutral","scoreDelta":null,"occurredOn":"2026-10-29","url":"https://verifymcp.io/servers/com-inboxesim-esim/inboxesim#chg-chg_01a186ae-0aea-7c53-a5ea-fd068601c1a7"},{"id":"chg_01a186ae-0aeb-7253-84c8-a98df55ef295","kind":"tool.added","summary":"New tool “make_esim_cart”","materiality":"functional","direction":"neutral","scoreDelta":null,"occurredOn":"2026-10-29","url":"https://verifymcp.io/servers/com-inboxesim-esim/inboxesim#chg-chg_01a186ae-0aeb-7253-84c8-a98df55ef295"},{"id":"chg_01a186ae-0aed-72a9-ba1f-bc8eacdb7264","kind":"server.instructions_changed","summary":"The server rewrote its instructions, which are the text every model session reads","materiality":"security","direction":"neutral","scoreDelta":null,"occurredOn":"2026-10-29","url":"https://verifymcp.io/servers/com-inboxesim-esim/inboxesim#chg-chg_01a186ae-0aed-72a9-ba1f-bc8eacdb7264"},{"id":"chg_01a186ae-0aee-7a31-a97c-88d6b809fb61","kind":"score.total_changed","summary":"Trust score (73 → 75)","materiality":"functional","direction":"improvement","scoreDelta":2,"occurredOn":"2026-10-29","url":"https://verifymcp.io/servers/com-inboxesim-esim/inboxesim#chg-chg_01a186ae-0aee-7a31-a97c-88d6b809fb61"},{"id":"chg_01a180e1-99ad-7eca-92ec-4ed05b846aeb","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-inboxesim-esim/inboxesim#chg-chg_01a180e1-99ad-7eca-92ec-4ed05b846aeb"}],"truncated":false,"feedUrl":"https://verifymcp.io/servers/com-inboxesim-esim/inboxesim/changelog.json"},"links":{"html":"https://verifymcp.io/servers/com-inboxesim-esim/inboxesim","markdown":"https://verifymcp.io/servers/com-inboxesim-esim/inboxesim.md","changelogJson":"https://verifymcp.io/servers/com-inboxesim-esim/inboxesim/changelog.json","changelogRss":"https://verifymcp.io/servers/com-inboxesim-esim/inboxesim.xml","external":[{"label":"Remote endpoint","href":"https://inboxesim.com/mcp"},{"label":"Website","href":"https://inboxesim.com/"}]}}