{"uid":"cap_NSyHLkCyNW0WH7dStUsup","slug":"x402-toolbox-npm-downloads-lookup-f4ddc2cb","name":"x402-toolbox NPM Downloads Lookup","description":"309 deterministic pay-per-call tools for AI agents over x402 (USDC, Base). No signup, no API key: the payment is the identity.","url":"https://x402-toolbox.shablony-pro.workers.dev/dev/npm-downloads?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"schema":{"type":"string"}}},"responseSchema":{"type":"json","example":{"ok":true,"paid":true}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_kxI2jJ1yJ_ZPnYyd9n4et","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns NPM package download statistics for a given package, paid per-call via x402 USDC micropayment on Base — no API key required.","exampleAgentPrompt":"How many downloads does the 'axios' npm package have? Pay the micropayment and get me the stats.","exampleUseCases":[{"title":"Evaluate library adoption before using it","prompt":"Before I add 'zod' as a dependency, can you check how many times it's been downloaded on npm so I know how widely adopted it is?"},{"title":"Compare two npm packages by popularity","prompt":"I'm deciding between 'moment' and 'date-fns' for my project — can you pull the npm download stats for both so I can see which one is more popular?"},{"title":"Monitor npm package growth over time","prompt":"Can you get the current npm download numbers for 'react-query' so I can track how its popularity is trending?"}],"resultDescription":"Returns a JSON object with ok and paid flags confirming successful payment and retrieval, along with npm download statistics (counts, time period) for the requested package.","failureModes":["Missing or invalid package name returns an error or empty result","Payment failure via x402 prevents the call from completing","Package not found on npm registry returns a 404-style error","Malformed schema parameter may result in unexpected output or rejection"],"whenToPreferThis":"Choose this endpoint when you need npm download statistics without setting up an API key or account — the x402 micropayment ($0.001 USDC) is the only credential required. Ideal for AI agents operating autonomously in crypto-native environments where per-call billing via Base/USDC is preferred over subscription API keys.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T06:48:58.311Z","isFirstParty":false,"canonicalSlug":"x402-toolbox-npm-downloads-lookup-f4ddc2cb"}