{"uid":"cap_DeSQm1ll3WvWqqpmM-Kd8","slug":"second-price-auction-host-mcp-6d220975","name":"Second Price Auction Host MCP","description":"The premier global index of 1,069 monetized MCP nodes across 205 specialized subdomains. Gasless USDC runtime settlements via x402 V2 Spec on Base L2. Save 95% token context.","url":"https://api.m2mcent.com/second-price-auction-host-mcp/api/process","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"payload":{"type":"string"}}},"responseSchema":{"type":"json","example":{"success":true}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.3","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":"$0.3/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.3","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.3","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_YB3lI6Sl93hr3Knmv2m3K","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.3","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Hosts and processes second-price (Vickrey) auction logic, accepting bid data and returning auction outcomes based on second-price rules.","exampleAgentPrompt":"Run a second-price auction with the following bids — Bidder A: $50, Bidder B: $75, Bidder C: $60 — and tell me who wins and what price they pay.","exampleUseCases":[{"title":"Automated ad slot auction settlement","prompt":"I have three advertisers bidding on a display ad slot — Advertiser X bid $4.20, Advertiser Y bid $3.80, and Advertiser Z bid $5.10. Run a second-price auction and tell me who wins the slot and how much they actually pay."},{"title":"NFT Vickrey auction result","prompt":"We held a sealed-bid auction for our NFT drop. The bids came in at 2.5 ETH, 3.1 ETH, 1.8 ETH, and 2.9 ETH. Process these as a second-price auction and return the winner and the clearing price."},{"title":"Procurement reverse auction evaluation","prompt":"We're running a reverse Vickrey auction for a supply contract — the lowest bidder wins but pays the second-lowest price. Bids are: Supplier A $12,000, Supplier B $9,500, Supplier C $11,200. Process this and tell me the winner and what price they'll receive."}],"resultDescription":"Returns the auction outcome including the winning bidder, the winning bid amount, and the clearing price (i.e. the second-highest bid) that the winner must pay, based on Vickrey/second-price auction rules.","failureModes":["Malformed or missing bid data returns an error","Fewer than two valid bids provided may cause undefined auction behavior","Non-numeric bid values cause processing failure","Tied bids may produce ambiguous winner determination","Timeout if data payload is too large"],"whenToPreferThis":"Use this endpoint when you need to automate the settlement of a second-price (Vickrey) sealed-bid auction, particularly in multi-agent or programmatic bidding environments where fairness and incentive-compatibility of the pricing mechanism matter. Prefer over custom logic when you want a hosted, stateless auction evaluation service.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T19:01:35.811Z","isFirstParty":false}