{"uid":"cap_PvSh9c-EiYTadH_o9ZD6T","slug":"party-event-planner-bill-split-calculator-cf20b16d","name":"Party & Event Planner – Bill Split Calculator","description":"Tip and even bill split in exact cents: tip on subtotal or total, shares that add up, optional round up to whole dollars.","url":"https://party-event-calc.x402tookit.com/bill-split?utm_source=zero.xyz","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","required":["subtotal","people"],"properties":{"tipOn":{"type":"string","description":"subtotal (default) or total (tip also on the tax)"},"people":{"type":"number","description":"How many people split it (1 to 500)"},"roundUp":{"type":"string","description":"none (default, exact cents) or dollar (each person pays a whole dollar amount)"},"subtotal":{"type":"number","description":"Bill before tax and tip, in dollars"},"taxAmount":{"type":"number","description":"Tax in dollars (default 0)"},"tipPercent":{"type":"number","description":"Tip percent, 0 to 100 (default 18)"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"tax":{"type":["null","number"]},"asOf":{"type":["null","string"]},"tipOn":{"type":["null","string"]},"people":{"type":["null","number"]},"source":{"type":["null","string"]},"reasons":{"type":["array","null"],"items":{"type":"string"}},"summary":{"type":["null","string"]},"verdict":{"type":["null","string"]},"degraded":{"type":["boolean","null"]},"subtotal":{"type":["null","number"]},"baseShare":{"type":["null","number"]},"tipAmount":{"type":["null","number"]},"disclaimer":{"type":["null","string"]},"notChecked":{"type":["array","null"],"items":{"type":"string"}},"tipPercent":{"type":["null","number"]},"higherShare":{"type":["null","number"]},"totalWithTip":{"type":["null","number"]},"exactSharePerPerson":{"type":["null","number"]},"peoplePayingOneCentMore":{"type":["null","number"]}}}}}}},"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_06SroEmXgu0ctksWIVtMt","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":"Splits a restaurant or event bill among multiple people with exact-cent tip and tax calculations, supporting tip-on-subtotal or tip-on-total modes and optional round-up to whole dollars.","exampleAgentPrompt":"We had dinner for 5 people — the subtotal was $87.50 and tax was $7.20. Can you calculate an 18% tip on the subtotal and tell me exactly what each person owes, rounding up to the nearest dollar?","exampleUseCases":[{"title":"Restaurant dinner bill split","prompt":"Our dinner subtotal was $142.00 with $12.50 tax, and we want to tip 20% on the subtotal. Can you split the total evenly among 8 people and tell me the exact amount each person owes in cents?"},{"title":"Event catering cost per guest","prompt":"We're splitting a catering bill — the subtotal is $620 and tax is $55. There are 12 people paying, and we want to tip 18% on the total including tax. Round each person's share up to the nearest whole dollar."},{"title":"Couple's dinner with tip check","prompt":"Just two of us at dinner. Subtotal was $64.40, no tax, and we want to leave a 15% tip on the subtotal. What does each person owe, in exact cents?"}],"resultDescription":"Returns a breakdown including the tip amount, total bill with tip, exact per-person share in cents, a base share and higher share (for penny-remainder distribution), how many people pay one cent more, and an optional summary string. If round-up is requested, each person's share is rounded up to the nearest whole dollar.","failureModes":["Missing required subtotal or people parameter returns an error","people value outside 1–500 range is rejected","tipPercent outside 0–100 is invalid","Non-numeric values for numeric fields cause errors","Invalid tipOn or roundUp enum values may be rejected or defaulted"],"whenToPreferThis":"Use this endpoint when you need precise, cent-accurate bill splitting with tip calculations — especially when pennies matter and you need the largest-remainder method to ensure shares add up exactly to the total. Prefer this over manual calculation or generic math tools when you need structured output including summary text, tip-on-total vs tip-on-subtotal options, or optional whole-dollar rounding for a group.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T00:30:23.296Z","isFirstParty":false,"canonicalSlug":"party-event-planner-bill-split-calculator-cf20b16d"}