{"uid":"cap_vQnykfHD642lNKjExy7JK","slug":"dealpulse-credit-card-rewards-optimizer-db32fafd","name":"DealPulse Credit Card Rewards Optimizer","description":"Best credit card for a spending category / maximize cashback and points / which card to use. Finds the card that earns the most rewards (cashback, points, miles) for a given spending category and purchase. For shopping and rewards agents.","url":"https://dealpulse-weld.vercel.app/api/deals/cards","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"lang":{"type":"string","description":"lang"},"category":{"type":"string","description":"category"}}},"responseSchema":{"type":"json","example":{}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.08","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":"$0.08/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.08","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.08","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_MDjpnp4Hjr5dX4qA_Zm6x","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.08","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Finds the best credit card to maximize rewards points or cashback for a given spending category or purchase type","exampleAgentPrompt":"Which credit card should I use at the grocery store to earn the most rewards or cashback right now?","exampleUseCases":null,"resultDescription":"Returns the best credit card(s) for the specified spending category, including reward rate, reward type (cashback, points, miles), and how much value you earn per dollar spent.","failureModes":["Unrecognized or ambiguous spending category returns no results or generic fallback","Category too broad to differentiate card benefits","Card data may be stale if issuer recently changed reward rates","No cards in user's wallet match the optimal recommendation"],"whenToPreferThis":"Use this endpoint when a user wants to know which credit card to swipe for a specific type of purchase to maximize rewards. Ideal for shopping agents that need to recommend payment method at checkout, or personal finance agents building spend-optimization strategies.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:40:09.608Z","isFirstParty":false}