{"uid":"cap_Fvns4pJZOaHGk6kvv6NfA","slug":"script-master-labs-x402-data-api-federal-firms-lookup-7d5e9ba6","name":"Script Master Labs x402 Data API — Federal Firms Lookup","description":"Pay-per-call crypto, RWA, federal, SEC, Section 8/HUD housing, and compliance APIs via x402. Primary: USDC on Base (eip155:8453). Also accepts Global Dollar (USDG) on Robinhood Chain (eip155:4663) via sovereign X-PAYMENT-TX. Hyphen routes only (e.g. /x402/gas-tracker, /x402/pha-lookup, /x402/sec-8k). MARKETPLACE REVIEW: use free /x402/playground/* (no key, no payment). Production /x402/* returns 402 unless paid via x402 or X-Api-Market-Key / X-API-Key from seller dashboard.","url":"https://mcp-x402.onrender.com/x402/firms","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"type":"string"},"queryParams":{"type":"object","required":["naics"],"properties":{"rows":{"type":"integer","default":10,"maximum":25,"minimum":1},"naics":{"type":"string","description":"6-digit NAICS code (required)."},"state":{"type":"string","description":"2-letter state code (optional)."},"set_aside":{"enum":["SDVOSB","WOSB","SDB","MINORITY"],"type":"string","default":"SDVOSB"}}}}},"output":{"properties":{"example":{}}}}},"responseSchema":{"example":{}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_2VgEol_tPGgJrFMoU9dkC","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns U.S. federal contractor/firm data filtered by NAICS code, state, and set-aside type, paid per-call in USDC via x402.","exampleAgentPrompt":"Find me up to 20 federal contractor firms in the IT consulting space — NAICS code 541512 — located in California, and filter for 8a set-aside eligible companies.","exampleUseCases":[{"title":"Find HUBZone contractors by industry","prompt":"I need a list of up to 15 federal contractors in the engineering services space — NAICS code 541330 — that are HUBZone certified. Can you pull that for me?"},{"title":"Veteran-owned firms in construction sector","prompt":"Look up federal contractor firms in the construction sector, NAICS code 236220, and filter for veteran-owned small businesses. Give me up to 25 results."},{"title":"Woman-owned small business contractor search","prompt":"Find me up to 10 woman-owned small business federal contractors operating under NAICS code 541611 in Texas — I'm putting together a competitive analysis for a management consulting bid."}],"resultDescription":"A list of U.S. federal contractor firms matching the given NAICS code, optionally filtered by state and set-aside type, including firm names and relevant procurement data, with results capped at the requested row count.","failureModes":["Missing required 'naics' parameter returns a 400 or validation error","Invalid NAICS code returns empty results or an error","Payment not settled via x402 returns a 402 Payment Required response","Invalid state abbreviation may return empty results","Set-aside value not recognized may return empty or unfiltered results","Service unavailable on Render free tier cold start may cause timeout"],"whenToPreferThis":"Use this endpoint when you need to discover U.S. federal contractor firms by industry (NAICS code) and optionally narrow by state or set-aside program type (e.g., 8a, HUBZone, WOSB). Prefer this over general web search when you need structured, filterable procurement data with micropayment-based access.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T18:31:03.905Z","isFirstParty":false}