{"uid":"cap_oLMMfig3y6bfan8JFgoFR","slug":"haulroll-fmcsa-carrier-vetting-api-d520ce38","name":"Haulroll FMCSA Carrier Vetting API","description":"Vet a trucking carrier before you tender the load. FMCSA carrier vetting API + MCP: authority, insurance, OOS, safety, 25 carriers per call Try it free in one click, no sign-up.","url":"https://haulroll-api.cybermax-tools.workers.dev/x402/api/alerts?utm_source=zero.xyz","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":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","properties":{"dot":{"type":"string","description":"USDOT numbers and/or MC/MX/FF docket numbers, up to 25, separated by commas or spaces (or POST {\"carriers\": [...]})"},"days":{"type":"integer","default":30,"description":"Look-back window in days (1-365)"}}}}},"output":{"type":"object","properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.03","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":"$0.03/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_molAPdmkdyfQvzkfQ7YFt","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.03","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Vets up to 25 trucking carriers per call by pulling FMCSA authority, insurance, out-of-service status, and safety data for a given list of DOT/MC/MX numbers.","exampleAgentPrompt":"Can you vet these trucking carriers for me before I tender the load — DOT numbers 1234567 and 7654321 — check their authority, insurance, and any safety flags over the last 60 days?","exampleUseCases":[{"title":"Pre-tender carrier compliance check","prompt":"Before I send this load to carrier DOT 3456789, can you pull their FMCSA authority, insurance status, and any out-of-service alerts from the past 30 days so I know if they're safe to use?"},{"title":"Bulk carrier screening for new broker","prompt":"I'm onboarding a new group of carriers. Can you screen these 10 DOT numbers — 1111111, 2222222, 3333333, 4444444, 5555555, 6666666, 7777777, 8888888, 9999999, 1000000 — and flag any that have authority issues, lapsed insurance, or recent out-of-service orders in the last 90 days?"},{"title":"Spot market freight due diligence","prompt":"I found a carrier on a load board with MC number 987654 — can you quickly check their FMCSA safety record and authority status before I hand them this shipment?"}],"resultDescription":"Returns a JSON object containing per-carrier alert data including authority status, insurance validity, out-of-service (OOS) status, and safety information for each queried DOT/MC/MX number, covering the requested look-back window.","failureModes":["Invalid or non-existent DOT/MC number returns no data or an error for that carrier","Exceeding 25 carriers per call may result in an error or truncated results","Look-back window outside 1-365 days range may return a validation error","FMCSA data unavailable or delayed may result in stale or missing fields","Malformed query parameter format causes a 400-level error"],"whenToPreferThis":"Use this endpoint when you need real-time FMCSA-sourced carrier authority, insurance, OOS, and safety data before tendering freight, especially when screening up to 25 carriers in a single call. Prefer this over manual FMCSA portal lookups or generic business lookup APIs when you need structured, agent-consumable carrier compliance data in a freight logistics workflow.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T06:38:34.798Z","isFirstParty":false,"canonicalSlug":"haulroll-fmcsa-carrier-vetting-api-18e9f9a1"}