{"uid":"cap_aw3CRMomz-7H4UN5Ba1oI","slug":"quantaflow-x402-gateway-alternative-me-proxy-41fbca7e","name":"QuantaFlow x402 Gateway – Alternative.me Proxy","description":"Every request, a quantum of value. x402 protocol-based payment endpoint for web3/DeFi tools.","url":"https://quanta-roan.vercel.app/api/service/alternative-me?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_I3mIppdyl1dRrnA9GCyeL","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 Alternative.me API (crypto fear & greed index and related endpoints) via the x402 micropayment protocol, charging $0.01 USDC per call.","exampleAgentPrompt":"What's the current crypto fear and greed index from Alternative.me? Charge my wallet the $0.01 USDC fee and give me today's score and sentiment label.","exampleUseCases":[{"title":"Daily crypto sentiment check","prompt":"What's today's fear and greed index score for the crypto market? Use the Alternative.me data and pay the micropayment fee automatically."},{"title":"Historical sentiment lookup","prompt":"Can you pull the crypto fear and greed index for the past 30 days from Alternative.me so I can see how sentiment has trended?"},{"title":"Automated DeFi trading signal","prompt":"Fetch the current Alternative.me fear and greed score — if it's below 25 (extreme fear) I want to know the exact value and timestamp so I can consider buying."}],"resultDescription":"The raw upstream response from Alternative.me, passed through after successful x402 USDC micropayment — typically a JSON object containing the current or historical fear and greed index value (0–100), sentiment classification label (e.g. 'Extreme Fear', 'Greed'), timestamp, and metadata fields as defined by the Alternative.me API.","failureModes":["Insufficient USDC balance causes payment failure and 402 response","Invalid or missing path parameter causes upstream 404","Alternative.me upstream API unavailable returns a 502 or passthrough error","Malformed query object causes bad request error","Payment transaction not confirmed on-chain leads to timeout or rejection"],"whenToPreferThis":"Choose this endpoint when you need crypto market sentiment data from Alternative.me and want to pay per-call with USDC micropayments via x402 rather than managing a traditional API subscription or key. Ideal for AI agents with a crypto wallet that need occasional, on-demand fear and greed index lookups without committing to a monthly plan.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-24T18:46:30.538Z","isFirstParty":false,"canonicalSlug":"quantaflow-x402-gateway-alternative-me-proxy-41fbca7e"}