{"uid":"cap_EP90guKVxTYlkbywx5KV3","slug":"would-pay-again-book-classified-ad-3-issues-40a22b16","name":"Would Pay Again – Book Classified Ad (3 Issues)","description":"Confirm and pay for a RESERVED Classified newsletter ad (3 issues, $0.6 USDC). Requires the matching \"reservation_code\" from POST /api/ads/reserve (free, first) — paying without one, or paying a different SKU than reserved, is not honored as a booking. Body: {\"reservation_code\": \"...\"}. Product docs: GET /api/ads (free).","url":"https://wouldpayagain.com/api/ads/book/classified-3","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","bodyType","body"],"properties":{"body":{"type":"object"},"type":{"type":"string","const":"http"},"method":{"enum":["POST","PUT","PATCH"],"type":"string"},"bodyType":{"enum":["json","form-data","text"],"type":"string"}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.6","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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":"$0.6/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.6","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.6","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_gNwbeTfOBUnup6Pns9ZMo","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.6","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Confirms and pays for a pre-reserved 3-issue Classified newsletter ad placement for $0.6 USDC via x402 machine payment.","exampleAgentPrompt":"I already reserved a 3-issue classified ad spot in the Would Pay Again newsletter — my reservation code is RES-ABC123. Go ahead and confirm the booking and pay the $0.6 USDC.","exampleUseCases":[{"title":"Automated agent ad booking flow","prompt":"My AI agent just reserved a classified ad slot in Would Pay Again and got back a reservation code of RES-XYZ789. Now complete the booking and pay the $0.6 USDC to lock in all 3 issues."},{"title":"Solo founder promoting a tool","prompt":"I reserved a classified ad in the Would Pay Again newsletter to promote my new x402 dev tool — reservation code is RES-DEV456. Please confirm and pay for the 3-issue run now."},{"title":"Crypto startup running a campaign","prompt":"We want our classified ad to run for 3 consecutive issues in Would Pay Again. I have the reservation code RES-CAMP321 ready — go ahead and finalize the booking with USDC payment."}],"resultDescription":"A booking confirmation indicating the 3-issue classified ad is secured, tied to the provided reservation code and paid for at $0.6 USDC via x402.","failureModes":["Missing or invalid reservation_code returns an error and the booking is not created","Attempting to pay for a different SKU than what was reserved (e.g. 1-issue vs 3-issue) is rejected","Payment failure or insufficient USDC balance causes the booking to fail","Reservation code already used or expired results in a booking rejection","Calling this endpoint without first calling POST /api/ads/reserve to obtain a reservation_code will not succeed"],"whenToPreferThis":"Use this endpoint when an agent has already obtained a reservation_code from POST /api/ads/reserve for the 3-issue Classified SKU and is ready to confirm and pay for the ad. Choose this over the 1-issue Classified booking endpoint when the advertiser wants a 3-issue run at $0.6 USDC. This is distinct from the Sponsor card booking endpoint, which covers a different ad format.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:32:53.367Z","isFirstParty":false}