{"id":147700,"name":"Returns a per-day download time series for an npm package over a period from keyless api.n","description":"Returns a per-day download time series for an npm package over a period from keyless api.npmjs.org — the raw signal for trend and growth-rate detection. Lets autonomous agents compute momentum/decline and feed agent-to-agent dependency-selection scoring. Ranking surface for trajectory. First call FREE per wallet — send header X-WALLET: 0x<addr>. No charge on upstream failure.","card_url":"https://npm-downloads-range.hergertsynthora.com/.well-known/agent-card.json","endpoint":"https://npm-downloads-range.hergertsynthora.com/service","protocol_version":"0.3.0","first_seen":"2026-10-16T06:07:50.110224+00:00","last_verified":"2026-10-16T06:07:50.110224+00:00","card":{"mcp":{"endpoint":"https://npm-downloads-range.hergertsynthora.com/mcp","transport":"http-jsonrpc"},"url":"https://npm-downloads-range.hergertsynthora.com/service","name":"Returns a per-day download time series for an npm package over a period from keyless api.n","x402":{"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","payTo":"0x6D9F318463168fF637b50E5b9a21392e97c7c167","amount":"1000","network":"eip155:8453","resource":"https://npm-downloads-range.hergertsynthora.com/service"},"skills":[{"id":"npm_downloads_range","name":"npm downloads range","tags":["npm","downloads","range","x402","synthora","m2m","a2a"],"examples":["{\"package\": \"express\", \"period\": \"last-week\"}"],"inputModes":["application/json"],"description":"Returns a per-day download time series for an npm package over a period from keyless api.npmjs.org — the raw signal for trend and growth-rate detection. Lets autonomous agents compute momentum/decline and feed agent-to-agent dependency-selection scoring. Ranking surface for trajectory. First call FREE per wallet — send header X-WALLET: 0x<addr>. No charge on upstream failure.","inputSchema":{"type":"object","required":["package"],"properties":{"end":{"type":"string","format":"date"},"start":{"type":"string","format":"date"},"period":{"enum":["last-day","last-week","last-month"],"type":"string","default":"last-week"},"package":{"type":"string","minLength":1,"description":"npm package, including scoped packages"}}},"outputModes":["application/json"]}],"version":"1.0.0","provider":{"url":"https://hergertsynthora.com","organization":"SYNTHORA"},"security":[{"x402":[]}],"description":"Returns a per-day download time series for an npm package over a period from keyless api.npmjs.org — the raw signal for trend and growth-rate detection. Lets autonomous agents compute momentum/decline and feed agent-to-agent dependency-selection scoring. Ranking surface for trajectory. First call FREE per wallet — send header X-WALLET: 0x<addr>. No charge on upstream failure.","capabilities":{"streaming":false,"pushNotifications":false,"stateTransitionHistory":false},"protocolVersion":"0.3.0","securitySchemes":{"x402":{"type":"http","scheme":"x402","description":"HTTP 402 micropayment. 1000 atomic USDC on eip155:8453."}},"defaultInputModes":["application/json"],"defaultOutputModes":["application/json"],"preferredTransport":"HTTP+JSON","additionalInterfaces":[{"url":"https://npm-downloads-range.hergertsynthora.com/service","transport":"HTTP+JSON"},{"url":"https://npm-downloads-range.hergertsynthora.com/a2a","transport":"JSONRPC"}]},"signature_status":"unsigned","signature_detail":"No card signature supplied","signature_key_url":null,"signature_checked_at":"2026-10-16T06:07:50.110224+00:00","domain_claimed_at":null,"domain_proof_checked_at":null,"source_name":"Agent Tools Catalog","source_url":"https://agent-tools.cloud","last_check":{"checked_at":"2026-10-16T06:07:50.110224+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},"also_published_at":[],"history_urls":["https://npm-downloads-range.hergertsynthora.com/.well-known/agent-card.json"],"also_observed_in":[{"source_name":"Agent Tools Catalog","source_url":"https://agent-tools.cloud","last_seen":"2026-10-16T06:05:51.214784+00:00"}],"skills":[{"skill_id":"npm_downloads_range","name":"npm downloads range","description":"Returns a per-day download time series for an npm package over a period from keyless api.npmjs.org — the raw signal for trend and growth-rate detection. Lets autonomous agents compute momentum/decline and feed agent-to-agent dependency-selection scoring. Ranking surface for trajectory. First call FREE per wallet — send header X-WALLET: 0x<addr>. No charge on upstream failure.","tags":["npm","downloads","range","x402","synthora","m2m","a2a"],"quality_warning":false}],"quality_flags":[],"check_history":{"checks":1,"passed":1},"recent_checks":[{"card_url":"https://npm-downloads-range.hergertsynthora.com/.well-known/agent-card.json","checked_at":"2026-10-16T06:07:50.110224+00:00","success":true,"http_status":200,"detail":"Agent Card validated"}],"endpoint_tls_check":null,"protocol_check":{"checked_at":"2026-10-16T06:07:50.110224+00:00","state":"unconfirmed","http_status":402,"detail":"Endpoint did not return an A2A task-not-found response"},"x402_price_check":{"checked_at":"2026-10-16T06:14:15.299256+00:00","state":"confirmed_402","http_status":402,"resource_url":"https://npm-downloads-range.hergertsynthora.com/service","requirements":[{"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","payTo":"0x6D9F318463168fF637b50E5b9a21392e97c7c167","scheme":"exact","network":"eip155:8453","x402_version":2,"amount_atomic":"1000","maxTimeoutSeconds":300}],"declared":{"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","amount":"1000","network":"eip155:8453"},"reason":"Unauthenticated GET returned structured x402 payment terms","risk_flags":[]},"events":[],"relationships":[],"verification":{"agent_card_url":"https://npm-downloads-range.hergertsynthora.com/.well-known/agent-card.json","last_successful_card_check":"2026-10-16T06:07:50.110224+00:00","latest_card_check":{"checked_at":"2026-10-16T06:07:50.110224+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},"signature_status":"unsigned","signature_checked_at":"2026-10-16T06:07:50.110224+00:00","task_endpoint_tested":true,"task_execution_tested":false,"endpoint_tls_checked_at":null,"endpoint_tls_reachable":null,"protocol_check_state":"unconfirmed","protocol_checked_at":"2026-10-16T06:07:50.110224+00:00","provider_identity_verified":false,"domain_claimed_at":null,"domain_proof_checked_at":null}}