{"uid":"cap_AuA2gpZNTHoPeK87nm6QW","slug":"friday-seller-tools-inventory-reorder-point-calculator-135d192d","name":"Friday Seller Tools – Inventory Reorder Point Calculator","description":"Instant, low-cost Amazon, Walmart, Shopify, and eBay listing, upload-preparation, advertising, and image-brief deliverables.","url":"https://friday-seller-tools-production.up.railway.app/v1/inventory/reorder-point","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"sku":{"type":"string","title":"Sku","default":"","maxLength":100},"unit_cost":{"type":"number","title":"Unit Cost","default":0,"maximum":1000000,"minimum":0},"marketplace":{"enum":["amazon_us","walmart_us","shopify","ebay_us"],"type":"string","title":"Marketplace","default":"amazon_us"},"product_name":{"type":"string","title":"Product Name","maxLength":200,"minLength":1},"inbound_units":{"type":"integer","title":"Inbound Units","default":0,"maximum":100000000,"minimum":0},"lead_time_days":{"type":"number","title":"Lead Time Days","maximum":3650,"exclusiveMinimum":0},"average_daily_sales":{"type":"number","title":"Average Daily Sales","maximum":1000000,"exclusiveMinimum":0},"demand_std_dev_daily":{"type":"number","title":"Demand Std Dev Daily","default":0,"maximum":1000000,"minimum":0},"current_on_hand_units":{"type":"integer","title":"Current On Hand Units","default":0,"maximum":100000000,"minimum":0},"service_level_percent":{"type":"number","title":"Service Level Percent","default":95,"maximum":99.9,"minimum":50},"lead_time_std_dev_days":{"type":"number","title":"Lead Time Std Dev Days","default":0,"maximum":3650,"minimum":0},"minimum_order_quantity":{"type":"integer","title":"Minimum Order Quantity","default":0,"maximum":100000000,"minimum":0}}},"responseSchema":{"type":"json","example":{"job_id":"example","status":"queued"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.25","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":"$0.25/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.25","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.25","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_cWw503pJNGFRxj30M3GkQ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.25","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Calculates the optimal reorder point for a product based on inventory and sales data, returning a queued computation job for e-commerce sellers on Amazon, Walmart, Shopify, or eBay.","exampleAgentPrompt":"Calculate the reorder point for my product SKU 'WIDGET-42' — it sells about 15 units per day, has a supplier lead time of 10 days, and I want to keep 50 units as safety stock.","exampleUseCases":[{"title":"Amazon FBA stockout prevention","prompt":"I sell a product on Amazon FBA with SKU 'HEADSET-PRO-1', average daily sales of 20 units, and my supplier takes 14 days to restock — what reorder point should I set to keep a 100-unit safety buffer?"},{"title":"Shopify DTC reorder threshold setup","prompt":"For my Shopify store product 'CANDLE-LAVENDER', I move about 8 units a day and my manufacturer needs 21 days to ship — can you calculate the reorder point so I never go out of stock?"},{"title":"Multi-channel seller inventory planning","prompt":"I list on both Walmart and eBay and my combined daily sales for SKU 'PHONE-CASE-BLK' are 30 units with a 7-day lead time and I want 75 units safety stock — what's my reorder point?"}],"resultDescription":"Returns a JSON object with a job_id and a status field (e.g. 'queued'), indicating that the reorder point computation has been accepted and is being processed asynchronously. The agent should poll or retrieve results using the job_id once processing is complete.","failureModes":["Missing required inventory parameters (SKU, sales velocity, lead time) returns a 400 validation error","Invalid or non-numeric input values cause computation failure","Service unavailability on Railway hosting returns 503","Payment not received or insufficient USDC balance results in 402 Payment Required","Job may remain in 'queued' status if backend is overloaded"],"whenToPreferThis":"Choose this endpoint when an e-commerce seller needs a quick, low-cost computation of inventory reorder points for Amazon, Walmart, Shopify, or eBay SKUs without building their own supply chain model. Ideal for AI agents automating inventory management workflows where triggering restocks at the right threshold is critical to avoiding stockouts.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T12:57:16.535Z","isFirstParty":false}