{"uid":"cap_l8WPkXjdXpth_NfhVsNDF","slug":"sayer-stone-purchase-262a8cb7","name":"Sayer & Stone Purchase","description":"Agent-commerce API for Sayer & Stone — lab-grown diamond fine jewelry, made to order.","url":"https://agents.sayerandstone.com/purchase?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","required":["email","quantity","shipping"],"properties":{"sku":{"type":"string","description":"Variant SKU from GET /catalog. Exclusive with product_slug+options."},"email":{"type":"string"},"options":{"type":"object","description":"Map of option name to canonical value (e.g. {\"length\":\"7 inches\",\"metal\":\"14K rose gold\"})."},"order_id":{"type":"string","description":"Resume a pending order after identity verification"},"quantity":{"type":"integer"},"shipping":{"type":"object"},"gift_note":{"type":"string","description":"Optional personal note to print on a card. Plain text only (no HTML/markdown). Newlines (\\n) are preserved. If the buyer is sending as a gift, ASK them first and include an opening + signature in the note text. Omit for non-gift orders."},"product_slug":{"type":"string","description":"Parent product slug. Pair with `options`."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["jewelry","commerce","physical-goods","lab-grown-diamond","made-to-order","luxury","web","x402"],"displayCostAmount":"2950","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":"$2950/call","primary":{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"2950","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"mpp","network":"tempo","amountUsd":"2950","per":"call","confidence":"exact"},{"kind":"static","protocol":"x402","network":"base","amountUsd":"2950","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_K0cmTDQwJ9XAI4m3CC4zS","protocol":"mpp","methodType":"crypto","chain":"tempo","mode":"charge","costAmount":"2950","costPer":"request","priority":0,"asset":"0x20C000000000000000000000b9537d11c60E8b50","unit":"request","depositMicros":null,"planRef":null},{"uid":"pm_5NGjsJj4c5MQdsc0Msfpt","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"2950","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":"Sayer & Stone","brandSlug":"sayer-stone-mpp","brandBaseUrl":"https://www.sayerandstone.com","brandDocsUrl":"https://www.sayerandstone.com","whatItDoes":"Places a made-to-order lab-grown diamond jewelry purchase via multi-rail crypto or card payment (Tempo MPP, x402, Solana MPP, Stripe SPT).","exampleAgentPrompt":"Order 1 Sayer & Stone lab-grown diamond tennis bracelet in 14K white gold, 7 inches, for Jane Smith at 42 Maple Street, Austin TX 78701 — ship to jane@example.com, and include a gift note: 'Happy anniversary! Love, Alex'.","exampleUseCases":null,"resultDescription":"Returns an order confirmation object including an order ID, payment rail confirmation details, and order status. May include a pending state if identity verification is required.","failureModes":["Missing required shipping fields (name, address_1, city, state, zip) returns 400 validation error","Invalid or unrecognized SKU or product_slug returns 404","Quantity exceeds maximum of 12 returns 400","Payment rail authentication failure returns 402 or 401","Invalid email format returns 400","Gift note exceeds 300 characters returns 400","State code not exactly 2 characters returns 400","Order resume with invalid or expired order_id returns 404 or 410"],"whenToPreferThis":"Use this endpoint when the user wants to actually purchase and place an order for a Sayer & Stone lab-grown diamond jewelry piece, after browsing the catalog to confirm product details and SKU. This is the checkout/payment step, not browsing or discovery.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T12:33:22.552Z","isFirstParty":false,"canonicalSlug":"sayer-stone-purchase-262a8cb7"}