{"server":{"name":"io.github.pcp183/hs-tariff","title":"Customs Tariff Lookup (UK Trade Tariff + US HTS)","$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","remotes":[{"url":"https://hs-tariff-production.up.railway.app/mcp","type":"streamable-http"}],"version":"0.2.0","repository":{"url":"https://github.com/pcp183/hs-tariff","source":"github"},"websiteUrl":"https://hs-tariff-production.up.railway.app","description":"Find HS codes and UK/US import duty rates for goods. $0.004/call via x402."},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","isLatest":true,"updatedAt":"2026-10-17T06:32:16.492678Z","publishedAt":"2026-10-17T06:32:16.492678Z","statusChangedAt":"2026-10-17T06:32:16.492678Z"},"dev.protogrid/connectability":{"class":"unknown","autonomous":false,"human_steps":["unknown"],"preferred":{"kind":"remote","idx":0},"remotes":[{"idx":0,"url":"https://hs-tariff-production.up.railway.app/mcp","transport":"streamable-http","templated":false,"headers":[],"auth":{"type":"none","location":null,"secret_name":null,"oauth":null},"protocol":{"supported_versions":["2025-11-25"],"stateless":true},"health":{"reachable":false,"uptime_30d":0.4,"latency_ms_p50":297,"consecutive_failures":3,"last_probe_at":"2026-10-18T23:05:12.477Z","last_ok_at":"2026-10-17T01:47:16.025Z"}}],"packages":[]},"dev.protogrid/tools":[{"name":"hs_tariff","title":null,"description":"Customs tariff lookup by HS/commodity code or keyword: UK Global Tariff third-country duty, preferential rates by origin country where given, VAT and measure types from the UK Trade Tariff, and US HTS general (MFN), special and column-2 duty rates with units from the USITC Harmonized Tariff Schedule. Keyword search returns candidate codes. Use when an agent must classify goods (HS/commodity code) or find the import duty for shipping goods into the UK or the US. Paid per call via x402 (USDC on Base).","annotations":null,"source":"probe","observed_at":"2026-10-17T01:47:16.025Z"}],"dev.protogrid/trust":{"score":67,"components":{"hygiene":100,"liveness":0,"freshness":100,"provenance":90},"drivers":["+repository","+namespace-matches-repo","+website","-unreachable(3 failures)","+updated-2d-ago"],"flags":["unreachable"],"blocked":false,"computed_at":"2026-10-19T15:15:45.394Z","disclaimer":"Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed."},"dev.protogrid/quality":{"score":73,"label":"new","components":{"auth":null,"hygiene":71,"protocol":75,"stability":null,"dependencies":null},"checks":[{"id":"protocol.modern","detail":"newest supported version is 2025-11-25; 2026-07-28 not supported, older versions are deprecated until 2027-07-28","status":"warn","category":"protocol"},{"id":"protocol.stateless","detail":"only applies to 2026-07-28 servers","status":"na","category":"protocol"},{"id":"protocol.transport","detail":"streamable HTTP","status":"pass","category":"protocol"},{"id":"protocol.list_ttl","detail":"only applies to 2026-07-28 servers","status":"na","category":"protocol"},{"id":"auth.prm","detail":"no remote uses OAuth","status":"na","category":"auth"},{"id":"auth.as_metadata","detail":"no remote uses OAuth","status":"na","category":"auth"},{"id":"auth.cimd","detail":"no remote uses OAuth","status":"na","category":"auth"},{"id":"auth.secret_in_url","detail":"no templated URL","status":"na","category":"auth"},{"id":"tools.descriptions","detail":"every tool has a description","status":"pass","category":"hygiene"},{"id":"tools.description_length","detail":"descriptions are concise","status":"pass","category":"hygiene"},{"id":"tools.schemas","detail":"every tool has an object input schema","status":"pass","category":"hygiene"},{"id":"tools.annotations","detail":"no tool declares readOnlyHint or destructiveHint, so clients cannot tell safe calls from risky ones","status":"fail","category":"hygiene"},{"id":"tools.directory_hints","detail":"no tool declares all four of readOnlyHint, destructiveHint, idempotentHint and openWorldHint; missing: hs_tariff (readOnlyHint, destructiveHint, idempotentHint, openWorldHint)","status":"fail","category":"hygiene"},{"id":"tools.token_cost","detail":"about 275 tokens to load every tool","status":"pass","category":"hygiene"},{"id":"tools.api_dump","detail":"tools are not a one-to-one API dump","status":"pass","category":"hygiene"},{"id":"stability.changes","detail":"tool history recorded for 2 of the 7 days needed","status":"na","category":"stability"},{"id":"stability.rug_pull","detail":"tool history recorded for 2 of the 7 days needed","status":"na","category":"stability"},{"id":"deps.known_vulns","detail":"no npm or PyPI package","status":"na","category":"dependencies"},{"id":"deps.mcp_sdk_version","detail":"no npm or PyPI package","status":"na","category":"dependencies"},{"id":"deps.resolvable","detail":"no npm or PyPI package","status":"na","category":"dependencies"}],"drivers":["-tools.annotations","-tools.directory_hints","~protocol.modern"],"flags":[],"tool_count":1,"token_estimate":275,"tools_hash":"8f8b9d07c6b12a9331224fa12a0670f3","tools_changed_at":null,"computed_at":"2026-10-19T15:15:47.727Z","disclaimer":"Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed."},"dev.protogrid/identity":{"canonical_id":"io.github.pcp183/hs-tariff","aliases":[],"alias_count":0,"repository_key":"github:pcp183/hs-tariff","owner":{"verified":false,"method":null,"since":null}}},"next_actions":[{"action":"list_tools","description":"Every current tool with input schemas","href":"/v1/servers/io.github.pcp183%2Fhs-tariff/tools","arguments":{"name":"io.github.pcp183/hs-tariff"}},{"action":"get_connection","description":"Minimal connection block for the preferred remote or package","href":"/v1/servers/io.github.pcp183%2Fhs-tariff/connection?target=mcpServers","arguments":{"name":"io.github.pcp183/hs-tariff","target":"mcpServers"}},{"action":"search","description":"Find other servers by intent","href":"/v1/search?q={query}","arguments":{"q":"{query}"}}]}