{"uid":"cap_73Q4MCD-Iy1UCe_wMWn3q","slug":"pet-care-calc-daily-energy-requirement-der-c88c5ede","name":"Pet Care Calc – Daily Energy Requirement (DER)","description":"Daily calories for a dog or cat from weight, species and life stage (neutered adult, weight loss, working, young).","url":"https://pet-calc.x402tookit.com/daily-energy?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":["species","weight"],"properties":{"unit":{"type":"string","description":"kg (default) or lb"},"weight":{"type":"number","description":"Body weight (the ideal or target weight for weight loss)"},"species":{"type":"string","description":"dog or cat"},"lifeStage":{"type":"string","description":"neutered-adult (default), intact-adult, weight-loss, inactive, light-work, puppy-kitten-young (under 4 months) or puppy-kitten-older"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"asOf":{"type":["null","string"]},"factor":{"type":["null","number"]},"source":{"type":["null","string"]},"reasons":{"type":["array","null"],"items":{"type":"string"}},"species":{"type":["null","string"]},"summary":{"type":["null","string"]},"verdict":{"type":["null","string"]},"degraded":{"type":["boolean","null"]},"weightKg":{"type":["null","number"]},"lifeStage":{"type":["null","string"]},"disclaimer":{"type":["null","string"]},"notChecked":{"type":["array","null"],"items":{"type":"string"}},"derKcalPerDay":{"type":["null","number"]},"rerKcalPerDay":{"type":["null","number"]},"treatAllowanceKcal":{"type":["null","number"]},"mealKcalAfterTreats":{"type":["null","number"]},"plusMinus20PercentRange":{"type":["array","null"],"items":{"type":"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_TSu1eOB8_GSP6qBnuHlhV","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 daily caloric needs (DER) for a dog or cat based on species, body weight, and life stage, returning kcal/day with treat allowance and meal breakdowns.","exampleAgentPrompt":"How many calories should my neutered adult Labrador eat per day? He weighs 32 kg.","exampleUseCases":[{"title":"Daily calories for overweight cat","prompt":"My cat is on a weight-loss plan and currently weighs 6.2 kg — can you calculate her daily calorie target using the weight-loss life stage?"},{"title":"Puppy feeding calorie guide","prompt":"I have a young puppy who's about 3 months old and weighs 4 lb — can you figure out how many kcal per day he needs using the puppy-kitten-young stage? Use pounds."},{"title":"Working dog energy requirement","prompt":"My border collie does light herding work and weighs 18 kg — what's his daily energy requirement for a light-work life stage, and what's the ±20% range I should keep in mind?"}],"resultDescription":"Returns the daily energy requirement (DER) in kcal/day, the underlying resting energy requirement (RER), the life stage multiplier factor, a treat allowance in kcal, meal kcal after accounting for treats, a ±20% recommended range, a plain-language summary, source reference, and a veterinary disclaimer. May also include degraded-mode flags if data quality is limited.","failureModes":["Missing required 'species' or 'weight' query parameters returns an error","Invalid species value (not 'dog' or 'cat') causes a validation failure","Negative or zero weight returns an error or nonsensical result","Invalid lifeStage enum value may fall back to default 'neutered-adult' or return an error","Payment failure (x402) blocks the request entirely"],"whenToPreferThis":"Use this endpoint when you need a structured, formula-based daily caloric recommendation for a dog or cat that accounts for life stage (including weight loss, working, and puppy/kitten stages) and returns a breakdown with treat allowance and meal kcal — rather than a generic pet nutrition article or food-bag feeding guide.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-29T13:12:44.940Z","isFirstParty":false,"canonicalSlug":"pet-care-calc-daily-energy-requirement-der-c88c5ede"}