{"uid":"cap_VDJh0OkDNtwicJlehyMvF","slug":"quantaflow-x402-api-gateway-oopspam-spam-detection-1fcf8708","name":"QuantaFlow x402 API Gateway – OopSpam Spam Detection","description":"Every request, a quantum of value. x402 protocol-based payment endpoint for web3/DeFi tools.","url":"https://quanta-roan.vercel.app/api/service/rapid-oopspam?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"body":{"type":"string","description":"Optional JSON body forwarded to POST requests."},"path":{"type":"string","description":"Path below the selected upstream origin."},"query":{"type":"object"},"method":{"enum":["GET","POST"],"type":"string"}}},"responseSchema":{"description":"The upstream response body and content type are passed through after successful payment."},"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_XDXJiqe8SN3OKJSt-Ppdc","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":"Proxies requests to the OopSpam spam detection API via the x402 micropayment protocol, charging $0.01 USDC per call.","exampleAgentPrompt":"Check if this comment is spam using the OopSpam service: 'Congratulations! You have been selected to win a $1000 gift card, click here to claim your prize.'","exampleUseCases":[{"title":"Screen contact form submissions","prompt":"Run this contact form message through OopSpam and tell me if it's spam: 'Hi, I want to buy Viagra in bulk, click my link for details.'"},{"title":"Moderate user forum posts","prompt":"Check whether this forum post is spam before I publish it: 'Great article! Check out my website at cheap-loans.biz for amazing deals!'"},{"title":"Filter email newsletter signups","prompt":"Validate this email signup submission for spam using OopSpam — the email is fakeuser123@tempmail.xyz and the message says 'Sign me up for free money tips'."}],"resultDescription":"The raw upstream OopSpam API response passed through after successful x402 micropayment, including spam score, classification verdict, and any additional spam signals detected by OopSpam.","failureModes":["Insufficient USDC balance causes payment failure and request rejection","Invalid or malformed JSON body forwarded upstream returns OopSpam API error","Missing required OopSpam fields (e.g. content, email) cause upstream 400 errors","Incorrect path parameter results in 404 from upstream OopSpam API","Network timeout from OopSpam upstream causes proxy to return 502","x402 payment header missing or malformed returns 402 Payment Required"],"whenToPreferThis":"Choose this endpoint when you need pay-per-call spam detection without a monthly subscription, want to integrate spam filtering into a web3 or crypto-native workflow using USDC micropayments, or need to access OopSpam capabilities through a decentralized x402 payment protocol rather than a traditional API key.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T06:48:15.280Z","isFirstParty":false,"canonicalSlug":"quantaflow-x402-api-gateway-oopspam-spam-detection-1fcf8708"}