{"uid":"cap_zvird8k8IH0GD2t6196Nd","slug":"friday-seller-tools-marketplace-listing-build-9456be23","name":"Friday Seller Tools – Marketplace Listing Build","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/listing/build","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"tone":{"type":"string","title":"Tone","default":"clear, factual, benefit-led","maxLength":200},"product":{"type":"object","title":"ProductFacts","required":["brand","product_name","category","features"],"properties":{"brand":{"type":"string","title":"Brand","maxLength":100,"minLength":1},"benefits":{"type":"array","items":{"type":"string","maxLength":500,"minLength":1},"title":"Benefits","maxItems":20},"category":{"type":"string","title":"Category","maxLength":150,"minLength":2},"features":{"type":"array","items":{"type":"string","maxLength":500,"minLength":1},"title":"Features","maxItems":20,"minItems":1},"keywords":{"type":"array","items":{"type":"string","maxLength":100,"minLength":1},"title":"Keywords","maxItems":50},"materials":{"type":"array","items":{"type":"string","maxLength":100,"minLength":1},"title":"Materials","maxItems":20},"price_usd":{"anyOf":[{"type":"number","maximum":1000000,"exclusiveMinimum":0},{"type":"null"}],"title":"Price Usd","default":null},"dimensions":{"anyOf":[{"type":"string","maxLength":200},{"type":"null"}],"title":"Dimensions","default":null},"marketplace":{"enum":["amazon_us","walmart_us","shopify","ebay_us"],"type":"string","title":"Marketplace","default":"amazon_us"},"product_url":{"anyOf":[{"type":"string","format":"uri","maxLength":2083,"minLength":1},{"type":"null"}],"title":"Product Url","default":null},"product_name":{"type":"string","title":"Product Name","maxLength":200,"minLength":2},"target_audience":{"type":"string","title":"Target Audience","default":"general shoppers","maxLength":500},"verified_claims":{"type":"array","items":{"type":"string","maxLength":500,"minLength":1},"title":"Verified Claims","maxItems":20},"forbidden_claims":{"type":"array","items":{"type":"string","maxLength":500,"minLength":1},"title":"Forbidden Claims","maxItems":20}},"additionalProperties":false},"include_search_terms":{"type":"boolean","title":"Include Search Terms","default":true}}},"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_vnltrbaYUT-KyxkDJx-74","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":"Generates Amazon, Walmart, Shopify, and eBay listing content, upload-preparation files, advertising copy, and image briefs for a product in one call.","exampleAgentPrompt":"Build me a complete Amazon listing for my stainless steel insulated water bottle — include an optimized title, five bullet points, product description, advertising headline, and an image brief, all ready to upload.","exampleUseCases":[{"title":"Amazon launch for new product","prompt":"I'm launching a new yoga mat on Amazon — can you build me a full listing with an SEO-optimized title, bullet points, product description, and a sponsored ad headline? The mat is eco-friendly, 6mm thick, and comes in three colors."},{"title":"Walmart upload prep for existing SKU","prompt":"I need a Walmart-ready listing for my Bluetooth earbuds — model number BT-500, water-resistant, 8-hour battery — including the title, description, and an upload-preparation file I can submit to Walmart Marketplace."},{"title":"eBay listing with image brief","prompt":"Write me an eBay listing for my vintage cast iron skillet, 10-inch, pre-seasoned, and include an image brief so my photographer knows exactly what shots to take for the listing."}],"resultDescription":"Returns a job_id and status ('queued'), indicating the listing build job has been accepted. The full deliverable — including marketplace-optimized title, bullet points, description, advertising copy, and image brief — is retrieved once the job completes, formatted and ready for direct upload to the chosen marketplace.","failureModes":["Missing required product information results in a validation error","Unsupported marketplace name causes a bad request error","Payment failure via x402 protocol blocks job creation","Job queued but times out before completion","Generated content may not fully comply with latest marketplace policy changes"],"whenToPreferThis":"Choose this endpoint when you need instant, low-cost ($0.25 per call) marketplace listing content across Amazon, Walmart, Shopify, or eBay — especially when you want upload-ready files, advertising copy, and image briefs generated together in a single automated step rather than assembling them from separate tools or manual copywriters.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T18:44:14.150Z","isFirstParty":false}