{"uid":"cap_lCQugrAeMqdb0ohPL2WKS","slug":"walmart-wfs-packaging-polybag-barcode-prep-checker-6efc236c","name":"Walmart WFS Packaging, Polybag & Barcode Prep Checker","description":"Walmart Fulfillment Services (WFS) inbound packaging, polybag suffocation warning (>=5 in opening), and GTIN/UPC barcode prep checker. Pass ?packaging=polybag|case_pack|fragile_glass|apparel (default polybag). Returns mil thickness rules, carton weight/length caps, barcode placement rules, and top receiving rejection causes.","url":"https://x402-niche-briefs.fly.dev/v1/walmart-wfs-prep-check?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["packaging"],"properties":{"packaging":{"enum":["polybag","case_pack","fragile_glass","apparel"],"type":"string","description":"WFS packaging type"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["as_of","packaging","polybag_or_container_rules","barcode_and_labeling_rules","top_receiving_rejection_causes","disclaimer"],"properties":{"as_of":{"type":"string"},"packaging":{"type":"string"},"disclaimer":{"type":"string"},"barcode_and_labeling_rules":{"type":"array","items":{"type":"string"}},"polybag_or_container_rules":{"type":"array","items":{"type":"string"}},"top_receiving_rejection_causes":{"type":"array","items":{"type":"string"}}}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Yqgzkf1vwpk7sIKfqSXWB","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns Walmart Fulfillment Services (WFS) inbound packaging rules, polybag suffocation warning requirements, and GTIN/UPC barcode placement guidelines based on packaging type.","exampleAgentPrompt":"What are the WFS polybag packaging rules I need to follow — specifically the mil thickness, suffocation warning requirements, and barcode placement — so my inbound shipment doesn't get rejected at the Walmart fulfillment center?","exampleUseCases":[{"title":"Polybag compliance check before WFS shipment","prompt":"I'm about to send my first WFS inbound shipment and my products are in polybags — can you pull up the Walmart WFS polybag rules including mil thickness, suffocation warning label requirements, and what barcode placement they expect?"},{"title":"Fragile glass prep rules for WFS","prompt":"I sell glass candles and want to send them into Walmart WFS — what are the fragile glass packaging requirements, carton weight and size caps, and top reasons shipments get rejected at their receiving dock?"},{"title":"Apparel inbound packaging prep for WFS","prompt":"I'm prepping an apparel line for Walmart WFS — can you look up the apparel packaging rules, how barcodes and GTIN labels need to be placed, and the most common reasons apparel inbound shipments get turned away?"}],"resultDescription":"A structured response containing the packaging type queried, a list of polybag or container rules (e.g. mil thickness minimums, suffocation warning label requirements for openings ≥5 inches), barcode and labeling rules (GTIN/UPC placement and format), carton weight and length caps, top receiving rejection causes at WFS, and a disclaimer with an as-of date for the data.","failureModes":["Invalid or missing packaging enum value returns an error or default polybag behavior","Data may be stale if WFS updates its prep requirements after the as-of date in the response","No network/server response if the fly.dev host is unavailable","Payment failure (x402) if USDC is not provided correctly"],"whenToPreferThis":"Use this endpoint when preparing products for inbound shipment to Walmart Fulfillment Services and needing quick, structured prep rules by packaging type — especially to avoid receiving rejections. Prefer this over generic packaging guides when you need WFS-specific mil thickness rules, suffocation warning thresholds, carton dimension caps, or barcode placement guidance in a machine-readable format an agent can act on.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-30T19:06:47.951Z","isFirstParty":false,"canonicalSlug":"walmart-wfs-packaging-polybag-barcode-prep-checker-6efc236c"}