{"server":{"name":"ai.example4/xmp4","title":"xmp4 — Semantic code knowledge for your stack","$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","remotes":[{"url":"https://mcp.example4.ai/mcp","type":"streamable-http"}],"version":"1.2.6","repository":{"url":"https://github.com/0ics-srls/lsai-xmp4.public","source":"github"},"websiteUrl":"https://example4.ai","description":"OSS libs in your stack, really used: source, tests, callers. C#, Java, TS, Python, Rust, PHP+."},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","isLatest":true,"updatedAt":"2026-04-23T22:09:33.915723Z","publishedAt":"2026-04-23T22:09:33.915723Z","statusChangedAt":"2026-04-23T22:09:33.915723Z"},"dev.protogrid/connectability":{"class":"R0","autonomous":true,"human_steps":[],"preferred":{"kind":"remote","idx":0},"remotes":[{"idx":0,"url":"https://mcp.example4.ai/mcp","transport":"streamable-http","templated":false,"headers":[],"auth":{"type":"none","location":null,"secret_name":null,"oauth":null},"protocol":{"supported_versions":["2025-03-26"],"stateless":true},"health":{"reachable":true,"uptime_30d":1,"latency_ms_p50":423,"consecutive_failures":0,"last_probe_at":"2026-10-19T20:08:33.802Z","last_ok_at":"2026-10-19T20:08:33.802Z"}}],"packages":[]},"dev.protogrid/tools":[{"name":"xmp4_callees","title":null,"description":"Find direct callees (methods called by) a symbol in a project. Navigate step-by-step by calling xmp4_callees again on interesting results.","annotations":null,"source":"probe","observed_at":"2026-10-19T20:08:33.802Z"},{"name":"xmp4_callers","title":null,"description":"Find direct callers of a symbol in a project. Navigate step-by-step by calling xmp4_callers again on interesting results.","annotations":null,"source":"probe","observed_at":"2026-10-19T20:08:33.802Z"},{"name":"xmp4_deps","title":null,"description":"List external dependencies of a project.","annotations":null,"source":"probe","observed_at":"2026-10-19T20:08:33.802Z"},{"name":"xmp4_grep","title":null,"description":"Server-side regex text search over indexed project source files. Free tier: requires file_path (single file). Premium tier (XMP4_PREMIUM_GREP_WALK=true): allows file_glob multi-file walk. Prefer xmp4_tests_for/xmp4_usages for SCIP symbols — grep is for text not indexed (comments, literals, config keys).","annotations":null,"source":"probe","observed_at":"2026-10-19T20:08:33.802Z"},{"name":"xmp4_guide","title":null,"description":"Usage guide for xmp4 tools — read this first to learn the correct workflow","annotations":null,"source":"probe","observed_at":"2026-10-19T20:08:33.802Z"},{"name":"xmp4_hierarchy","title":null,"description":"Get type hierarchy (base, interfaces, derived) for a symbol in a project.","annotations":null,"source":"probe","observed_at":"2026-10-19T20:08:33.802Z"},{"name":"xmp4_info","title":null,"description":"Get detailed information about a symbol in a project.","annotations":null,"source":"probe","observed_at":"2026-10-19T20:08:33.802Z"},{"name":"xmp4_outline","title":null,"description":"Get outline (all symbols) for a file in a project.","annotations":null,"source":"probe","observed_at":"2026-10-19T20:08:33.802Z"},{"name":"xmp4_projects","title":null,"description":"Search and browse projects by language and name. Use this first to discover projects, then use other tools with the repo name.","annotations":null,"source":"probe","observed_at":"2026-10-19T20:08:33.802Z"},{"name":"xmp4_search","title":null,"description":"Search symbols in a project. Use xmp4_projects first to find the project identifier.","annotations":null,"source":"probe","observed_at":"2026-10-19T20:08:33.802Z"},{"name":"xmp4_server","title":null,"description":"Get server information, version, and capabilities","annotations":null,"source":"probe","observed_at":"2026-10-19T20:08:33.802Z"},{"name":"xmp4_source","title":null,"description":"Extract source code for a symbol in a project.","annotations":null,"source":"probe","observed_at":"2026-10-19T20:08:33.802Z"},{"name":"xmp4_symbol_at","title":null,"description":"LSP-style position→symbol lookup. Given (file_path, line, column) returns the symbol whose occurrence covers that cursor position. line is 1-based; column is 0-based. Use after xmp4_outline/xmp4_view when you know coordinates and want the canonical symbol.","annotations":null,"source":"probe","observed_at":"2026-10-19T20:08:33.802Z"},{"name":"xmp4_tests_for","title":null,"description":"Find direct tests that exercise a given symbol (direct callers filtered to test-file candidates per language pattern: CSharp/Java/PHP: *Test(s).<ext>; Python: test_*.py / *_test.py; TypeScript/JavaScript: *.spec/test.{ts,js}; Rust: *_tests.rs / tests/; etc.).","annotations":null,"source":"probe","observed_at":"2026-10-19T20:08:33.802Z"},{"name":"xmp4_usages","title":null,"description":"Find all usages/references of a symbol in a project.","annotations":null,"source":"probe","observed_at":"2026-10-19T20:08:33.802Z"},{"name":"xmp4_view","title":null,"description":"Read a raw file excerpt from an indexed project by line range. Use after xmp4_search/xmp4_outline locates the region of interest, or to expand a truncated xmp4_source snippet. Hard cap of 500 lines per call.","annotations":null,"source":"probe","observed_at":"2026-10-19T20:08:33.802Z"}],"dev.protogrid/trust":{"score":89,"components":{"hygiene":100,"liveness":100,"freshness":65,"provenance":85},"drivers":["+repository","+dns-namespace","+website","+reachable","+uptime-100%","~updated-179d-ago"],"flags":[],"blocked":false,"computed_at":"2026-10-19T22:06:09.911Z","disclaimer":"Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed."},"dev.protogrid/quality":{"score":79,"label":"good","components":{"auth":null,"hygiene":71,"protocol":75,"stability":100,"dependencies":null},"checks":[{"id":"protocol.modern","detail":"newest supported version is 2025-03-26; 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: xmp4_callees (readOnlyHint, destructiveHint, idempotentHint, openWorldHint); xmp4_deps (readOnlyHint, destructiveHint, idempotentHint, openWorldHint); xmp4_hierarchy (readOnlyHint, destructiveHint, idempotentHint, openWorldHint); …","status":"fail","category":"hygiene"},{"id":"tools.token_cost","detail":"about 4,583 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.annotations","-tools.directory_hints","~protocol.modern"],"flags":[],"tool_count":16,"token_estimate":4583,"tools_hash":"b552b746098f6f4467b858c0b29df1b2","tools_changed_at":null,"computed_at":"2026-10-19T22:14:06.215Z","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":"ai.example4/xmp4","aliases":[],"alias_count":0,"repository_key":"github:0ics-srls/lsai-xmp4.public","owner":{"verified":false,"method":null,"since":null}}},"next_actions":[{"action":"list_tools","description":"Every current tool with input schemas","href":"/v1/servers/ai.example4%2Fxmp4/tools","arguments":{"name":"ai.example4/xmp4"}},{"action":"get_connection","description":"Minimal connection block for the preferred remote or package","href":"/v1/servers/ai.example4%2Fxmp4/connection?target=mcpServers","arguments":{"name":"ai.example4/xmp4","target":"mcpServers"}},{"action":"search","description":"Find other servers by intent","href":"/v1/search?q={query}","arguments":{"q":"{query}"}}]}