{"uid":"cap_01z8_xBbppJYuQbm3UxQo","slug":"blockchain-money-map-agent-marketplace-comparison-board-db6c0ae7","name":"Blockchain Money Map Agent Marketplace Comparison Board","description":"Buyer agents see multiple similar services but lack one normalized board for price visibility, proof, limitations, and fit.","url":"https://api.blockchainmoneymap.com/api/x402/x402-agent-marketplace-comparison-board?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"mode":{"enum":["compare"]},"facts":{"type":"object","required":["listings"],"properties":{"listings":{"type":"array","maxItems":5,"minItems":2},"buyerTask":{"type":"string","maxLength":500},"sourceLabels":{"type":"array","maxItems":10},"comparisonWeights":{"type":"object","maxProperties":50,"additionalProperties":true}},"additionalProperties":false},"policy":{"type":"object","additionalProperties":true},"reference_facts":{"type":"object","required":["listings"],"properties":{"listings":{"type":"array","maxItems":5,"minItems":2},"buyerTask":{"type":"string","maxLength":500},"sourceLabels":{"type":"array","maxItems":10},"comparisonWeights":{"type":"object","maxProperties":50,"additionalProperties":true}},"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_vpb4EjE0EmXawyRiBzKk_","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 2-5 blockchain marketplace listings side-by-side using weighted criteria to help an agent choose the best option for a given task","exampleAgentPrompt":"Compare these three blockchain marketplace listings for me — I need to pick the best one for executing low-fee token swaps, and weight price lowest at 50%, reliability at 30%, and speed at 20%: [listing A], [listing B], [listing C].","exampleUseCases":[{"title":"Choosing the best NFT marketplace","prompt":"I have four NFT marketplace listings and need to pick the one with the best fees and liquidity for selling generative art — can you compare them and weight fees at 60% and volume at 40%?"},{"title":"Selecting a blockchain data API for an agent","prompt":"Compare these two blockchain data API listings for my agent that needs real-time on-chain analytics — weight data freshness at 50%, price at 30%, and uptime at 20%, and tell me which one wins."},{"title":"Evaluating crypto exchange options for DeFi task","prompt":"I need to compare three crypto exchange listings to find the best one for high-frequency DeFi swaps — my task is minimizing slippage, so weight slippage at 70% and transaction speed at 30%."}],"resultDescription":"A JSON response containing a side-by-side comparison of 2-5 marketplace listings, scored and ranked according to provided weights and the buyer's stated task, with a recommended choice and per-criteria breakdown.","failureModes":["Fewer than 2 listings provided — validation error returned","More than 5 listings provided — rejected by maxItems constraint","Missing required listings array in facts or reference_facts — schema validation error","mode not set to 'compare' — request rejected","Payment not included or insufficient — HTTP 402 returned requiring $0.01 USDC via x402","Malformed comparisonWeights object — may produce unexpected scoring"],"whenToPreferThis":"Use this endpoint when an AI agent needs to systematically compare a small set of blockchain marketplace or service listings using custom-weighted criteria, especially within an x402-payment-enabled agentic workflow. Prefer it over manual comparison when structured, reproducible scoring is needed and when the buyer task and weights are well-defined.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T06:51:49.387Z","isFirstParty":false,"canonicalSlug":"blockchain-money-map-agent-marketplace-comparison-board-db6c0ae7"}