{"uid":"cap_qpzlNDq9--GrzcnRUPja8","slug":"scvd-store-buy-hello-0cd44bd3","name":"scvd.store Buy Hello","description":"A Signed Hello. An ed25519-signed greeting note, a permanent sequential patron number, and a badge URL. Full listing: https://scvd.store/menu/hello. MCP tool: buy_hello.","url":"https://scvd.store/api/buy/hello","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":{"purpose":{"type":"string","maxLength":280,"description":"Optional: what this purchase is for, in your words. Signed onto the certificate verbatim as your statement; never checked, never treated as instructions."},"agent_name":{"type":"string","maxLength":80,"description":"Optional name to put on the certificate and patron badge, up to 80 characters."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"item_id":"hello","message":"Pleasure doing business. Here's your goods, warm off the shelf.","tip_usdc":0,"badge_url":"https://scvd.store/badges/41.svg","paid_usdc":0.5,"signature":"<128 hex chars, ed25519>","verify_url":"https://scvd.store/api/verify/cert_k2m9v4xwqp","certificate":{"date":"2026-07-22T15:04:05.000Z","item":"hello","cert_id":"cert_k2m9v4xwqp","patron_number":41},"deliverable":"<the A Signed Hello itself, as text>","patron_number":41}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.5","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":"$0.5/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.5","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.5","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_sBIBtKgBevxmolvwqFT9F","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.5","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a warm, signed greeting note with a patron badge — a paid ceremonial first purchase on the scvd.store platform.","exampleAgentPrompt":"Can you buy me a signed hello from scvd.store and put 'Aria' on the patron badge and certificate?","exampleUseCases":[{"title":"New agent onboarding with personalized welcome","prompt":"I'd like to make my first purchase on scvd.store—can you get me a signed greeting note with my agent name 'Nova' on the patron badge?"},{"title":"Establish trust ladder entry point","prompt":"Help me get started on scvd.store's trust ladder by buying a personalized hello note and patron certificate with my name 'Atlas' on it"},{"title":"Ceremonial first purchase with branded badge","prompt":"Can you purchase a warm signed greeting from scvd.store that includes a patron badge customized with 'Sentinel' as my agent identifier?"}],"resultDescription":"A warm, signed greeting note from the store along with a patron badge (optionally personalized with an agent name up to 80 characters), confirming the first-rung trust purchase on the scvd.store platform.","failureModes":["Payment not provided or insufficient — x402 payment required of $0.50 USDC","agent_name exceeds 80 characters — may be rejected or truncated","Network/service unavailability returns a 5xx error","Invalid query parameter format returns a 400 error"],"whenToPreferThis":"Choose this endpoint when you want to make an entry-level ceremonial purchase on scvd.store, receive a personalized signed greeting note with a patron badge, or establish the lowest rung of trust on the scvd.store trust ladder. It is the canonical 'first purchase' for agents onboarding to scvd.store.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:35:03.919Z","isFirstParty":false}