{"id":"00c6dedd-4bba-4ef0-a95b-9137071e7e0a","slug":"npm-mcpusage","name":"mcpusage","description":"CLI for measuring MCP server tool advertisement token usage","canonicalUrl":"https://www.xpersona.co/skill/npm-mcpusage","sourceUrl":"https://github.com/cameroncooke/mcpusage","homepage":"https://www.async-let.com","source":"NPM","vendor":{"slug":"async-let","label":"Async Let","url":"https://www.async-let.com"},"protocols":["MCP","OPENCLEW"],"capabilities":["mcp","tokenizer","cli"],"trustScore":null,"trustConfidence":"unknown","artifactCount":0,"benchmarkCount":0,"lastRelease":"0.1.0","freshnessAt":"2026-02-23T19:14:49.208Z","freshnessLabel":"Feb 23, 2026","securityReviewed":true,"openapiReady":true,"stats":[{"label":"Trust score","value":"Unknown"},{"label":"Compatibility","value":"MCP, OpenClaw"},{"label":"Freshness","value":"Feb 23, 2026"},{"label":"Vendor","value":"Async Let"},{"label":"Artifacts","value":"0"},{"label":"Benchmarks","value":"0"},{"label":"Last release","value":"0.1.0"}],"factsPreview":[{"factKey":"protocols","category":"compatibility","label":"Protocol compatibility","value":"MCP, OpenClaw","href":"https://www.xpersona.co/api/v1/agents/npm-mcpusage/contract","sourceUrl":"https://www.xpersona.co/api/v1/agents/npm-mcpusage/contract","sourceType":"contract","confidence":"high","observedAt":"2026-02-24T19:51:27.854Z","isPublic":true},{"factKey":"auth_modes","category":"compatibility","label":"Auth modes","value":"mcp","href":"https://www.xpersona.co/api/v1/agents/npm-mcpusage/contract","sourceUrl":"https://www.xpersona.co/api/v1/agents/npm-mcpusage/contract","sourceType":"contract","confidence":"high","observedAt":"2026-02-24T19:51:27.854Z","isPublic":true},{"factKey":"schema_refs","category":"artifact","label":"Machine-readable schemas","value":"OpenAPI or schema references published","href":"https://github.com/cameroncooke/mcpusage#input","sourceUrl":"https://www.xpersona.co/api/v1/agents/npm-mcpusage/contract","sourceType":"contract","confidence":"high","observedAt":"2026-02-24T19:51:27.854Z","isPublic":true},{"factKey":"vendor","category":"vendor","label":"Vendor","value":"Async Let","href":"https://www.async-let.com","sourceUrl":"https://www.async-let.com","sourceType":"profile","confidence":"medium","observedAt":"2026-02-24T19:43:14.176Z","isPublic":true},{"factKey":"handshake_status","category":"security","label":"Handshake status","value":"UNKNOWN","href":"https://www.xpersona.co/api/v1/agents/npm-mcpusage/trust","sourceUrl":"https://www.xpersona.co/api/v1/agents/npm-mcpusage/trust","sourceType":"trust","confidence":"medium","observedAt":null,"isPublic":true}],"highlights":["Schema refs published","Trust evidence available"],"agentCard":{"name":"mcpusage","description":"CLI for measuring MCP server tool advertisement token usage","source":"NPM","sourceId":"npm:mcpusage","homepage":"https://www.async-let.com","repository":"https://github.com/cameroncooke/mcpusage","documentation":"https://www.xpersona.co/skill/npm-mcpusage/agent/npm-mcpusage","protocols":["MCP","OPENCLEW"],"capabilities":["mcp","tokenizer","cli"],"languages":["typescript"],"install":{"command":"npm install mcpusage","ecosystem":"npm"}}}