{"uid":"cap_sGxzG6ohgoz83nqku93JR","slug":"blockchain-money-map-agent-rendered-checkout-ui-diff-71d5974d","name":"Blockchain Money Map – Agent Rendered Checkout UI Diff","description":"Choose Blockchain Money Map for human-readable public blockchain reports or x402-paid agent API services.","url":"https://api.blockchainmoneymap.com/api/x402/x402-agent-rendered-checkout-ui-diff","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"mode":{"enum":["compare"]},"facts":{"type":"object","required":["seller_total_amount","rendered_total_amount","seller_line_items","rendered_line_items","currency"],"properties":{"currency":{"type":"string","maxLength":500},"snapshot_label":{"type":"string","maxLength":500},"seller_line_items":{"type":"array","maxItems":50},"buyer_view_summary":{"type":"string","maxLength":500},"hidden_fee_present":{"type":"boolean"},"rendered_line_items":{"type":"array","maxItems":50},"seller_total_amount":{"type":"number"},"rendered_total_amount":{"type":"number"},"seller_fulfillment_methods":{"type":"array","maxItems":50},"rendered_fulfillment_methods":{"type":"array","maxItems":50}},"additionalProperties":false},"policy":{"type":"object","additionalProperties":true},"reference_facts":{"type":"object","required":["seller_total_amount","rendered_total_amount","seller_line_items","rendered_line_items","currency"],"properties":{"currency":{"type":"string","maxLength":500},"snapshot_label":{"type":"string","maxLength":500},"seller_line_items":{"type":"array","maxItems":50},"buyer_view_summary":{"type":"string","maxLength":500},"hidden_fee_present":{"type":"boolean"},"rendered_line_items":{"type":"array","maxItems":50},"seller_total_amount":{"type":"number"},"rendered_total_amount":{"type":"number"},"seller_fulfillment_methods":{"type":"array","maxItems":50},"rendered_fulfillment_methods":{"type":"array","maxItems":50}},"additionalProperties":false}}},"responseSchema":{"type":"json"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_3Qs6pdTP5gFGca57zE-u_","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Compares two checkout UI snapshots (facts vs reference_facts) to detect discrepancies between what a seller charges and what is rendered to a buyer, flagging hidden fees or line-item mismatches.","exampleAgentPrompt":"Compare these two checkout snapshots for the USDC payment flow and tell me if the seller total of $45.00 matches what's rendered to the buyer — flag any hidden fees or line-item differences between the two snapshots.","exampleUseCases":[{"title":"Hidden fee detection before payment","prompt":"Before I approve this crypto checkout, compare the seller's declared total of $120.00 with the rendered total of $134.50 in USDC and tell me if any hidden fees or undisclosed line items are causing the difference."},{"title":"Checkout UI integrity audit for marketplace","prompt":"I need to audit our marketplace checkout — compare the seller line items and $89.99 total against what's actually rendered to the buyer at $89.99 in USDC and confirm they match, including fulfillment methods."},{"title":"Regression check between two checkout versions","prompt":"We just updated our checkout UI — compare the current snapshot showing $55.00 in USDC with our reference snapshot from last week at $55.00 and tell me if any line items or fulfillment methods changed between the two versions."}],"resultDescription":"A JSON diff report indicating whether the seller-declared checkout facts match the rendered buyer-facing checkout, including discrepancies in total amounts, individual line items, fulfillment methods, currency, and whether hidden fees are present. Returns structured comparison results highlighting any mismatches between the two snapshots.","failureModes":["Missing required facts fields (seller_total_amount, rendered_total_amount, seller_line_items, rendered_line_items, currency) returns validation error","mode must be set to 'compare' — any other value rejected","Mismatched currency between facts and reference_facts may produce misleading diff","Line item arrays exceeding 50 items are truncated","Payment not received via x402 returns 402 Payment Required"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to programmatically verify checkout UI integrity in an x402 payment flow — specifically to detect hidden fees, price inflation, or line-item mismatches between what a seller declares and what a buyer sees. Prefer this over manual inspection when automating consumer-protection checks in blockchain checkout pipelines or when regression-testing checkout UI changes.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:45:38.589Z","isFirstParty":false}