{"$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":"2026-11-05T18:25:55.000Z","url":"https://verifymcp.io/servers/pipeworx-io-vaers/pipeworx-mcp-vaers","markdownUrl":"https://verifymcp.io/servers/pipeworx-io-vaers/pipeworx-mcp-vaers.md","server":{"slug":"pipeworx-io-vaers","name":"Vaers","registryName":"io.github.pipeworx-io/vaers","description":"VAERS (Vaccine Adverse Event Reporting System) — report counts by vaccine, manufacturer, symptom…","registryStatus":"active","deletedAt":null,"statusMessage":null,"liveness":"live","publisher":{"class":"unknown","claimed":false}},"component":{"slug":"pipeworx-mcp-vaers","type":"npm","identifier":"@pipeworx/mcp-vaers","withdrawn":false,"url":"https://verifymcp.io/servers/pipeworx-io-vaers/pipeworx-mcp-vaers","version":"0.2.0","transport":"stdio","scoredAt":"2026-11-05T08:09:12.833Z"},"score":{"total":82,"tier":"high trust","status":"scored","weekDelta":3,"history":[{"date":"2026-11-05","total":82},{"date":"2026-11-04","total":81},{"date":"2026-11-03","total":81},{"date":"2026-11-02","total":80},{"date":"2026-11-01","total":80},{"date":"2026-10-31","total":80},{"date":"2026-10-30","total":79},{"date":"2026-10-29","total":79}]},"categories":[{"name":"Supply Chain Security","score":100,"verdict":"pass","reasons":["No malware found by supply-chain analysis.","No known CVEs affecting this package version or its production dependencies.","No install/post-install scripts declared.","No production dependencies, so there is no dependency health to assess."],"codes":[{"code":"supplychain.malware_clean","args":{}},{"code":"cve.none","args":{}},{"code":"installscript.none","args":{}},{"code":"dephealth.no_dependencies","args":{"deps":"0","unhealthy":"0"}}]},{"name":"Provenance & Transparency","score":97,"verdict":"fail","reasons":["Source repository is publicly reachable at the declared URL.","Cryptographically verified build provenance (signed, bound to pipeworx-io/mcp-vaers).","Clear OSI-approved license (MIT).","Actively maintained (last published 7 days ago).","Disclosure check failed: no security disclosure policy was found in the source repository."],"codes":[{"code":"provenance.repo_verified","args":{}},{"code":"provenance.verified","args":{"repo":"pipeworx-io/mcp-vaers"}},{"code":"license.osi","args":{"spdx":"MIT"}},{"code":"maintenance.recent","args":{"age_days":"7"}},{"code":"disclosure.absent","args":{}}]},{"name":"Schema Quality & AI Usability","score":62,"verdict":"fail","reasons":["AI-judged instruction clarity (good).","Context-footprint check failed: tool/resource definitions use about 834 tokens (~278/item across 3 items; 3 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":"good"}},{"code":"schema.footprint_heavy","args":{"avg":"278","items":"3","tools":"3","tokens":"834","resources":"0"}},{"code":"schema.examples_absent","args":{}}]},{"name":"Stability & Change Management","score":23,"verdict":"partial","reasons":["Stability observed for 7 of 30 days with no destabilising changes; credit accrues until the full window elapses."],"codes":[{"code":"stability.building_history","args":{"days":"7"}}]},{"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 3 captured tool definition(s), and no name or description among them implies an irreversible operation.","An AI judge read all 4 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":"3"}},{"code":"toolsafety.manipulation_clean","args":{"units":"4","judged":"4"}}]},{"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":"vaers-mcp","type":"remote","identifier":"https://gateway.pipeworx.io/vaers/mcp","withdrawn":false,"score":77,"current":false,"url":"https://verifymcp.io/servers/pipeworx-io-vaers/vaers-mcp","markdownUrl":"https://verifymcp.io/servers/pipeworx-io-vaers/vaers-mcp.md"},{"slug":"pipeworx-mcp-vaers","type":"npm","identifier":"@pipeworx/mcp-vaers","withdrawn":false,"score":82,"current":true,"url":"https://verifymcp.io/servers/pipeworx-io-vaers/pipeworx-mcp-vaers","markdownUrl":"https://verifymcp.io/servers/pipeworx-io-vaers/pipeworx-mcp-vaers.md"}],"facts":[{"label":"Registry","value":"npm"},{"label":"Package","value":"@pipeworx/mcp-vaers"},{"label":"Version","value":"0.2.0"},{"label":"Transport","value":"stdio"}],"install":{"available":true,"bundleSha256":null},"tools":[{"name":"vaers_events_by_vaccine","title":null,"description":"VAERS report counts and severity breakdown (died / life-threatening / hospitalized / disabled / ER visit) by vaccine, for the requested year range. Pass `vaccine` as the VAERS vax_type code (e.g. \"COVID19\", \"FLU4\", \"HPV9\", \"VARCEL\", \"MMR\") to get that vaccine's counts; omit it to browse the top vaccines ranked by report volume, which doubles as a way to discover valid codes. Optionally narrow to one `manufacturer` (substring match, e.g. \"PFIZER\", \"MODERNA\"). Answers \"how many VAERS reports mention the COVID-19 vaccine\", \"which vaccine has the most reported deaths in VAERS\", \"Pfizer vs Moderna VAERS report counts\". IMPORTANT: a report count is NOT evidence the vaccine caused the event — VAERS accepts any report from anyone, unverified. Every response carries the CDC/FDA disclaimer and `is_causal: false`. This never returns a single report's free text.","inputs":[{"name":"limit","type":"number|string","required":false,"description":"Max rows (1-200, default 20)."},{"name":"manufacturer","type":"string","required":false,"description":"Manufacturer substring, e.g. \"PFIZER\", \"MODERNA\", \"MERCK\". Optional."},{"name":"vaccine","type":"string","required":false,"description":"VAERS vax_type code, e.g. \"COVID19\", \"FLU4\", \"HPV9\", \"MMR\", \"VARCEL\". Omit to see the top vaccines by report count."},{"name":"year_from","type":"number|string","required":false,"description":"Earliest report-received year to include (data covers 1990-2026)."},{"name":"year_to","type":"number|string","required":false,"description":"Latest report-received year to include."}],"outputs":[],"hasOutputSchema":false,"hasExamples":false,"tokenEstimate":357},{"name":"vaers_events_by_symptom","title":null,"description":"VAERS report counts by symptom (MedDRA preferred term), optionally filtered to one vaccine and/or year range. Pass `symptom` as a substring (e.g. \"headache\", \"anaphyla\", \"myocarditis\") to count how often it was reported; omit it to see the most-reported symptoms overall (optionally within one vaccine). Answers \"how many VAERS reports mention myocarditis after the COVID-19 vaccine\", \"most commonly reported symptoms for the flu vaccine in 2022\". Counts are MENTIONS — a report naming several symptoms and/or several vaccines contributes to each combination, so this is not a count of unique reports. IMPORTANT: a symptom being reported alongside a vaccine is NOT evidence the vaccine caused it — VAERS accepts any report from anyone, unverified. Every response carries the CDC/FDA disclaimer and `is_causal: false`. This never returns a single report's free text.","inputs":[{"name":"limit","type":"number|string","required":false,"description":"Max rows (1-200, default 20)."},{"name":"symptom","type":"string","required":false,"description":"Symptom substring (MedDRA preferred term), e.g. \"headache\", \"anaphyla\", \"myocarditis\". Omit to see the top symptoms."},{"name":"vaccine","type":"string","required":false,"description":"VAERS vax_type code to narrow to one vaccine, e.g. \"COVID19\". Optional."},{"name":"year_from","type":"number|string","required":false,"description":"Earliest report-received year to include (data covers 1990-2026)."},{"name":"year_to","type":"number|string","required":false,"description":"Latest report-received year to include."}],"outputs":[],"hasOutputSchema":false,"hasExamples":false,"tokenEstimate":329},{"name":"vaers_coverage","title":null,"description":"What this VAERS pack currently holds: total unique reports, the year range covered, how many distinct vaccine types and manufacturers, and when the seed was last (re)loaded — refresh is a manual re-download of the CDC/FDA data files, not a live feed, so check this before relying on recency. Also returns the top 5 vaccines by report volume as a starting point for vaers_events_by_vaccine.","inputs":[],"outputs":[],"hasOutputSchema":false,"hasExamples":false,"tokenEstimate":96}],"toolsTruncatedAtCapture":false,"diagnostics":{"capturedAt":"2026-11-05T08:09:12.000Z","track":"package","endpoint":null,"declaredUrl":null,"truncated":false,"tls":null,"dnssec":null,"auth":null,"httpsRedirect":null,"transports":[],"provenance":{"outcome":"verified","label":"Verified","reason":"verified","reasonLabel":"Verified","discovery":"attestation_endpoint","discoveryLabel":"Registry attestation endpoint","sourceRepo":null,"attestationSkipped":null,"attestationSkippedLabel":null},"installScripts":[],"installScriptsTotal":null,"vulnerabilities":[],"vulnerabilitiesTotal":null,"dependencies":{"nodes":0,"partial":false,"deprecated":null,"stale":null,"noRepo":null}},"mismatches":[],"changelog":{"trackingSince":"2026-10-29","recent":[{"id":"chg_01a1aac1-3ba6-70ec-843b-3564ca911e5b","kind":"score.total_changed","summary":"Trust score (81 → 82)","materiality":"functional","direction":"improvement","scoreDelta":1,"occurredOn":"2026-11-05","url":"https://verifymcp.io/servers/pipeworx-io-vaers/pipeworx-mcp-vaers#chg-chg_01a1aac1-3ba6-70ec-843b-3564ca911e5b"},{"id":"chg_01a1a072-acf7-7c1e-84b9-2f972674a5e1","kind":"score.total_changed","summary":"Trust score (80 → 81)","materiality":"functional","direction":"improvement","scoreDelta":1,"occurredOn":"2026-11-03","url":"https://verifymcp.io/servers/pipeworx-io-vaers/pipeworx-mcp-vaers#chg-chg_01a1a072-acf7-7c1e-84b9-2f972674a5e1"},{"id":"chg_01a190ff-d98b-765b-ad2f-24a09558c627","kind":"score.total_changed","summary":"Trust score (79 → 80)","materiality":"functional","direction":"improvement","scoreDelta":1,"occurredOn":"2026-10-31","url":"https://verifymcp.io/servers/pipeworx-io-vaers/pipeworx-mcp-vaers#chg-chg_01a190ff-d98b-765b-ad2f-24a09558c627"},{"id":"chg_01a18bda-d4bb-7566-a8de-e730e5e308c2","kind":"check.reverified","summary":"Security disclosure (unverified → fail)","materiality":"functional","direction":"regression","scoreDelta":null,"occurredOn":"2026-10-30","url":"https://verifymcp.io/servers/pipeworx-io-vaers/pipeworx-mcp-vaers#chg-chg_01a18bda-d4bb-7566-a8de-e730e5e308c2"},{"id":"chg_01a18741-d833-7971-b114-2fb8fbf1e55e","kind":"score.first_scored","summary":"First indexed and scored","materiality":"functional","direction":"neutral","scoreDelta":null,"occurredOn":"2026-10-29","url":"https://verifymcp.io/servers/pipeworx-io-vaers/pipeworx-mcp-vaers#chg-chg_01a18741-d833-7971-b114-2fb8fbf1e55e"},{"id":"chg_01a186b7-b61c-7efc-9f2c-c897ea013f64","kind":"score.first_scored","summary":"First indexed and scored","materiality":"functional","direction":"neutral","scoreDelta":null,"occurredOn":"2026-10-29","url":"https://verifymcp.io/servers/pipeworx-io-vaers/pipeworx-mcp-vaers#chg-chg_01a186b7-b61c-7efc-9f2c-c897ea013f64"}],"truncated":false,"feedUrl":"https://verifymcp.io/servers/pipeworx-io-vaers/pipeworx-mcp-vaers/changelog.json"},"links":{"html":"https://verifymcp.io/servers/pipeworx-io-vaers/pipeworx-mcp-vaers","markdown":"https://verifymcp.io/servers/pipeworx-io-vaers/pipeworx-mcp-vaers.md","changelogJson":"https://verifymcp.io/servers/pipeworx-io-vaers/pipeworx-mcp-vaers/changelog.json","changelogRss":"https://verifymcp.io/servers/pipeworx-io-vaers/pipeworx-mcp-vaers.xml","external":[{"label":"npm package","href":"https://www.npmjs.com/package/@pipeworx/mcp-vaers"},{"label":"Socket report","href":"https://socket.dev/npm/package/@pipeworx/mcp-vaers"},{"label":"Repository","href":"https://github.com/pipeworx-io/mcp-vaers"},{"label":"Website","href":"https://pipeworx.io/packs/vaers"}]}}