{"mcpName":"station__engram__engram-decay-score","slug":"engram__engram-decay-score","label":"engram-decay-score","description":"Compute temporal decay score for an engram (pure computation, no store needed).","domainSlug":"engram","pvRelevance":"non-pv","backend":"external","agentMetadata":{"idempotent":null,"read_only":null,"expected_latency_ms":null,"cost_tokens_estimate":null,"pipes_to":null},"inputSchema":{"properties":{"access_count":{"description":"Number of times accessed.","minimum":0,"type":"integer"},"created_at":{"description":"ISO 8601 timestamp when the engram was created.","type":"string"},"half_life_days":{"description":"Half-life in days. Default: 14.0.","type":"number"},"last_accessed":{"description":"ISO 8601 timestamp of last access.","type":"string"},"stale_threshold":{"description":"Stale threshold [0.0, 1.0]. Default: 0.1.","type":"number"}},"required":["created_at","last_accessed","access_count"],"type":"object"},"example":null,"taxonomy":{"rank":{"domain":"Substrata","kingdom":"Constructa","phylum":"Configa","class":"station-config","order":"engram","family":"mcp-tool-config"},"characteristics":{"substrate":"config","domain":"pv","lifecycle":"continuous","stateful":false,"persistence":"none","authority":"read","compounding":"producer","io_input":"agent-request","io_output":"tool-response"}},"_links":{"html":"/tools/engram__engram-decay-score","markdown":"/tools/engram__engram-decay-score/raw.md","invoke":"/api/mcp","catalog":"/api/mcp"}}