{"uid":"cap_xFt0uijPSHeQF46386atm","slug":"orcpin-t-1-settlement-date-calculator-f0e182db","name":"Orcpin T+1 Settlement Date Calculator","description":"T+1 settlement-date calculator for trading agents: the settlement date for each caller-supplied equity trade and whether it has settled as of a given date, on the versioned NYSE holiday calendar, with SEC Rule 15c6-1 cited as a published rule. Dates and counts only, never a violation determination. Nothing is stored.","url":"https://orcpin.dev/v1/settlement-dates","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"asOf":{"type":"string","description":"Date to evaluate settled/unsettled against, YYYY-MM-DD."},"trades":{"type":"array","items":{"type":"object","required":["symbol","side","tradeDate"],"properties":{"side":{"enum":["buy","sell"],"type":"string"},"amount":{"type":"number","description":"Optional USD amount, echoed back untouched."},"symbol":{"type":"string"},"account":{"type":"string"},"tradeDate":{"type":"string","description":"YYYY-MM-DD"}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_P0uMYkgivdX665RFrXH5y","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Calculates T+1 settlement dates for equity trades and determines whether each trade has settled as of a given evaluation date, using the NYSE holiday calendar and SEC Rule 15c6-1.","exampleAgentPrompt":"I bought AAPL on 2025-01-15 and sold MSFT on 2025-01-16 — can you tell me the T+1 settlement dates for both trades and whether they've settled as of today, January 21, 2025?","exampleUseCases":null,"resultDescription":"Returns an array of trade objects each with their computed settlement date and settled/unsettled boolean, plus aggregate settled_count and unsettled_count, the NYSE calendar_version used, a rule_citation referencing SEC Rule 15c6-1, a disclaimer, and a schema_version string.","failureModes":["Missing required fields (symbol, side, tradeDate) returns validation error","Invalid date format (not YYYY-MM-DD) causes parse failure","Invalid side value (not 'buy' or 'sell') returns schema error","asOf date not provided returns missing parameter error","Payment failure via x402 returns 402 Payment Required","Trade date in the future may produce unexpected settlement status","Weekend or NYSE holiday trade dates may shift settlement calculation"],"whenToPreferThis":"Use this endpoint when an AI trading agent needs to determine T+1 equity settlement dates or evaluate settled/unsettled status for one or more trades against a specific evaluation date, leveraging the versioned NYSE holiday calendar and citing SEC Rule 15c6-1. Prefer this over manual calculation when NYSE holidays must be accounted for or when compliance-grade rule citation is needed. It does not store data or make violation determinations.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:40:11.501Z","isFirstParty":false}