{"uid":"cap_8egoWd8GU1COZ3qqY_Dj5","slug":"agent-factory-toll-booth-npm-agent-ecosystem-downloads-dataset-de41c32b","name":"Agent Factory Toll Booth – npm Agent Ecosystem Downloads Dataset","description":"Pay-per-request datasets and Amazon Bedrock inference for AI agents, settled in USDC over the x402 protocol on Base.","url":"https://d1x8xrm7jrzkbs.cloudfront.net/data/npm/agent-ecosystem-downloads.json","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"format":{"enum":["json"],"type":"string","description":"Response format; only json is supported"}}},"responseSchema":{"type":"object","description":"Weekly and monthly npm downloads for 20 agent-ecosystem packages (x402, MCP, AgentKit, LangChain, viem…)"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_beUwJrAQtM6hgAkTumJup","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns weekly and monthly npm download counts for ~20 agent-ecosystem packages (x402, MCP, AgentKit, LangChain, viem, etc.) as a pay-per-request JSON dataset settled in USDC via x402 on Base.","exampleAgentPrompt":"Pull the latest weekly and monthly npm download numbers for the agent ecosystem packages — things like x402, MCP, AgentKit, LangChain, and viem — and give me a summary in JSON format.","exampleUseCases":[{"title":"Tracking x402 ecosystem adoption","prompt":"How fast is the x402 npm package growing? Grab the weekly and monthly download numbers for x402 and the other agent-ecosystem packages so I can see the adoption trend."},{"title":"Comparing agent framework popularity","prompt":"I want to compare how popular LangChain, AgentKit, and MCP are right now — can you fetch their current weekly and monthly npm download counts from the agent ecosystem dataset?"},{"title":"Market research on AI tooling adoption","prompt":"For my report on AI developer tooling, pull the latest npm download stats for all the major agent-ecosystem libraries including viem, LangChain, and MCP in JSON format."}],"resultDescription":"A JSON object containing weekly and monthly npm download counts for approximately 20 agent-ecosystem packages including x402, MCP, AgentKit, LangChain, viem, and related libraries. Each entry includes the package name alongside its aggregated download metrics.","failureModes":["Payment not settled in USDC on Base — 402 Payment Required returned before data is delivered","Invalid or missing format parameter — may return error or default behavior","CloudFront origin timeout or cache miss — transient 5xx error","Stale data if npm registry upstream has not refreshed — counts may lag by hours","Insufficient USDC balance in agent wallet — payment fails and no data returned"],"whenToPreferThis":"Choose this endpoint when you need a pre-aggregated, ready-to-use JSON snapshot of npm download counts for the major AI agent ecosystem packages (x402, MCP, AgentKit, LangChain, viem, etc.) without scraping npm yourself. It is ideal for agents that need this data programmatically at low cost ($0.005 USDC per call) with instant settlement via x402 on Base, especially when you want a curated list of agent-relevant packages rather than arbitrary npm package lookups.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:47:00.751Z","isFirstParty":false}