{"uid":"cap_E-2KYgxky87-UDScDI5jG","slug":"halowerk-corridor-re-entry-price-calculator-178a314a","name":"HALOWERK Corridor Re-entry Price Calculator","description":"Notify when a previously out-of-range price returns inside a defined corridor. Uses an optional predicate extension of the proven Price-Callback motor. price_corridor_reentry_decision records this exact rule; the rule executes BEFORE dispatch. Same public IPv4HTTPS pinned connections, robots checks,9s,1MiBHTML,at-most-once receipt/idempotency7days,failureschargedfalse. Caller supplies historical price and schedules polling.","url":"https://handel.halowerk.com/v1/price/articles/corridor-reentry?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"url":{"type":"string","maxLength":2048},"previous":{"type":"object","required":["value","currency"],"properties":{"value":{"type":"number","maximum":1000000000,"minimum":0},"currency":{"type":"string","pattern":"^[A-Z]{3}$"}},"additionalProperties":false},"floor_price":{"type":"number","maximum":1000000000,"minimum":0},"callback_url":{"type":"string","maxLength":2048},"ceiling_price":{"type":"number","maximum":1000000000,"minimum":0},"idempotency_key":{"type":"string","pattern":"^[A-Za-z0-9_-]+$","maxLength":128,"minLength":32}}},"responseSchema":{"type":"json"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.007","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":"$0.007/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.007","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.007","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_E7bXYIRLQiGXvJD9EGmDL","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.007","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Calculates the re-entry price for a trade corridor given a previous price, floor, and ceiling constraints, returning a recommended price point.","exampleAgentPrompt":"Calculate the corridor re-entry price for the article at https://shop.example.com/item/42, given a previous price of 35.00 USD, a floor of 20.00, and a ceiling of 60.00.","exampleUseCases":[{"title":"Dynamic repricing for online listings","prompt":"I need a re-entry price for my product listing at https://mystore.com/products/widget-pro — the last sold price was 29.99 USD, don't go below 15.00 and cap it at 45.00."},{"title":"Automated corridor pricing for marketplace agent","prompt":"Run a corridor re-entry price calculation for the article URL https://marketplace.example.com/listings/desk-lamp, previous price was 75 EUR, floor is 50, ceiling is 120, and use idempotency key reentry-desk-lamp-2024-06-01abcdefghijklmnopqrstuv."},{"title":"Price floor enforcement with callback notification","prompt":"Compute the re-entry price for https://catalog.example.com/articles/chair-oak, last price 200 USD, floor 150, ceiling 350, and send the result back to https://myapp.example.com/webhooks/price-result when it's done."}],"resultDescription":"A JSON response containing the computed re-entry price recommendation for the specified corridor, factoring in the previous price, floor, and ceiling constraints. The result represents an actionable price point, not just an estimate.","failureModes":["Missing or invalid previous price object (missing value or currency) returns a validation error","Currency code not matching 3-letter ISO pattern causes schema rejection","Floor price exceeding ceiling price may return an error or undefined behavior","Idempotency key too short (under 32 chars) or containing invalid characters is rejected","URL exceeds 2048 character limit and is rejected","Payment not completed via x402 protocol results in 402 Payment Required"],"whenToPreferThis":"Use this endpoint when you need a deterministic, paid corridor re-entry price computation for a specific article or product URL, particularly in automated repricing workflows where idempotency and floor/ceiling constraints are important. Prefer this over generic pricing APIs when you specifically need corridor-based re-entry logic with USDC micropayment billing on Base Mainnet.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-17T18:42:05.962Z","isFirstParty":false,"canonicalSlug":"halowerk-corridor-re-entry-price-calculator-178a314a"}