{"uid":"cap_2VqG0G6Z9Gurpxas0P3OT","slug":"hsa-fsa-2026-contribution-limits-tax-savings-calculator-ca9f86b4","name":"HSA/FSA 2026 Contribution Limits & Tax Savings Calculator","description":"2026 HSA or health-FSA contribution limit and income-tax savings — HSA self/family limits + age-55 catch-up + HDHP deductible/OOP bounds, or the FSA salary-reduction limit + carryover.","url":"https://x402toll.com/v1/retirement/hsa-fsa","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"age":{"type":"number","default":40},"coverage":{"enum":["self","family"],"type":"string","default":"self"},"accountType":{"enum":["hsa","fsa"],"type":"string","default":"hsa"},"marginalRatePct":{"type":"number","default":0},"contributionAmount":{"type":"number"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","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":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_ME-3pKFIjSCraREUcdeiT","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns 2026 HSA or health-FSA contribution limits (including catch-up and HDHP bounds) and estimates income-tax savings based on marginal rate and contribution amount","exampleAgentPrompt":"I'm 57, have family HSA coverage, and my marginal tax rate is 24% — if I contribute the full 2026 HSA limit including the catch-up, how much will I save in taxes?","exampleUseCases":null,"resultDescription":"Returns the applicable 2026 HSA or FSA contribution limit, age-55 catch-up amount (if HSA and eligible), HDHP minimum deductible and out-of-pocket maximum bounds (if HSA), FSA carryover limit (if FSA), and an estimated dollar amount of income-tax savings based on the provided marginal rate and contribution amount.","failureModes":["Invalid accountType enum value — must be 'hsa' or 'fsa'","Invalid coverage enum value — must be 'self' or 'family' (only relevant for HSA)","marginalRatePct outside valid range (0-100) returns error or unexpected result","contributionAmount exceeding IRS limit may return a warning or capped value","Network timeout or payment failure results in no response"],"whenToPreferThis":"Use this endpoint when you need IRS-verified 2026 HSA or FSA contribution limits, HDHP threshold figures, or a quick tax-savings estimate for a given contribution amount and marginal rate. Prefer this over a generic tax calculator when the specific question involves health savings account limits, catch-up contributions for age 55+, or FSA carryover rules.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:39:27.292Z","isFirstParty":false}