{"server":{"name":"io.github.Lulu-The-Narwhal/postal-lookup-mcp","icons":[{"src":"https://ads.getlulu.dev/postal/icon.svg","sizes":["any"],"mimeType":"image/svg+xml"}],"title":"Postal Lookup MCP","$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","remotes":[{"url":"https://ads.getlulu.dev/postal/mcp","type":"streamable-http"}],"version":"0.1.1","repository":{"url":"https://github.com/Lulu-The-Narwhal/lulu-platform","source":"github"},"description":"Free, keyless postal/ZIP code lookup: place name(s), state/region, and coordinates."},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","isLatest":true,"updatedAt":"2026-08-09T12:00:29.307438Z","publishedAt":"2026-08-09T12:00:29.307438Z","statusChangedAt":"2026-08-09T12:00:29.307438Z"},"dev.protogrid/connectability":{"class":"R0","autonomous":true,"human_steps":[],"preferred":{"kind":"remote","idx":0},"remotes":[{"idx":0,"url":"https://ads.getlulu.dev/postal/mcp","transport":"streamable-http","templated":false,"headers":[],"auth":{"type":"none","location":null,"secret_name":null,"oauth":null},"protocol":{"supported_versions":["2025-11-25"],"stateless":false},"health":{"reachable":true,"uptime_30d":1,"latency_ms_p50":210,"consecutive_failures":0,"last_probe_at":"2026-10-10T00:10:09.626Z","last_ok_at":"2026-10-10T00:10:09.626Z"}}],"packages":[]},"dev.protogrid/tools":[{"name":"lookup_postal_code","title":null,"description":"Resolve a postal/ZIP code to its place name(s), state/region, and\ncoordinates. `country_code` is a 2-letter ISO code (US, GB, DE, ...);\n`postal_code` format varies by country (e.g. \"90210\" for the US,\n\"SW1A 1AA\" style outward codes for the UK). Use for \"what city is ZIP\n90210 in\", \"where is postal code X in country Y\", or any question\nthat needs a place name/region/lat-lon from a postal code -- not for\nthe reverse (place name to postal code) or for full street address\nlookup. Some postal codes span multiple places, in which case all of\nthem are returned. Returns an error dict (never raises) if the code\nisn't recognized for that country.","annotations":{"readOnlyHint":true},"source":"probe","observed_at":"2026-10-10T00:10:09.626Z"}],"dev.protogrid/trust":{"score":87,"components":{"hygiene":80,"liveness":100,"freshness":85,"provenance":80},"drivers":["+repository","+namespace-matches-repo","+reachable","+uptime-100%","~updated-62d-ago","-duplicate-repo(8 names)"],"flags":["duplicate-repo"],"blocked":false,"computed_at":"2026-10-10T05:56:06.351Z","disclaimer":"Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed."},"dev.protogrid/quality":{"score":85,"label":"good","components":{"auth":null,"hygiene":86,"protocol":75,"stability":100,"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":"1 of 1 tools declare readOnlyHint or destructiveHint","status":"pass","category":"hygiene"},{"id":"tools.directory_hints","detail":"no tool declares all four of readOnlyHint, destructiveHint, idempotentHint and openWorldHint; missing: lookup_postal_code (destructiveHint, idempotentHint, openWorldHint)","status":"fail","category":"hygiene"},{"id":"tools.token_cost","detail":"about 213 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":"no tool changes in 30 days","status":"pass","category":"stability"},{"id":"stability.rug_pull","detail":"no tool changed its meaning under the same name","status":"pass","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.directory_hints","~protocol.modern"],"flags":[],"tool_count":1,"token_estimate":213,"tools_hash":"8ea51da2536b5b0d2ed52e0fea101d71","tools_changed_at":null,"computed_at":"2026-10-10T06:02:21.446Z","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.Lulu-The-Narwhal/postal-lookup-mcp","aliases":["io.github.Lulu-The-Narwhal/air-quality-mcp","io.github.Lulu-The-Narwhal/crypto-price-mcp","io.github.Lulu-The-Narwhal/domain-rdap-mcp","io.github.Lulu-The-Narwhal/fx-converter-mcp","io.github.Lulu-The-Narwhal/holidays-mcp","io.github.Lulu-The-Narwhal/registry-mcp","io.github.Lulu-The-Narwhal/weather-mcp"],"alias_count":7,"repository_key":"github:lulu-the-narwhal/lulu-platform","owner":{"verified":false,"method":null,"since":null}}},"next_actions":[{"action":"list_tools","description":"Every current tool with input schemas","href":"/v1/servers/io.github.Lulu-The-Narwhal%2Fpostal-lookup-mcp/tools","arguments":{"name":"io.github.Lulu-The-Narwhal/postal-lookup-mcp"}},{"action":"get_connection","description":"Minimal connection block for the preferred remote or package","href":"/v1/servers/io.github.Lulu-The-Narwhal%2Fpostal-lookup-mcp/connection?target=mcpServers","arguments":{"name":"io.github.Lulu-The-Narwhal/postal-lookup-mcp","target":"mcpServers"}},{"action":"search","description":"Find other servers by intent","href":"/v1/search?q={query}","arguments":{"q":"{query}"}}]}