{"uid":"cap_oN27TTKvSHWZPdnE2TICQ","slug":"northline-crypto-prices-sample-902ac6b6","name":"Northline Crypto Prices Sample","description":"Pay-per-call APIs, paid downloads and work-on-request for agents. Payment: x402 (USDC on Base, eip155:8453), no accounts or API keys. Catalog: https://206-81-14-131.sslip.io/?format=json. Agent guide: https://206-81-14-131.sslip.io/llms.txt","url":"https://206-81-14-131.sslip.io/svc/crypto-prices/sample?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_4E2UA_5gWMpk3yF7yanmp","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a sample of current cryptocurrency price data via a pay-per-call API using x402 micropayments","exampleAgentPrompt":"Can you grab me a sample of current crypto prices — things like BTC, ETH, and maybe a few altcoins — using the Northline pay-per-call service?","exampleUseCases":[{"title":"Trading bot market data feed","prompt":"Pull me a sample of current cryptocurrency prices including Bitcoin and Ethereum so my trading bot can check current valuations before placing orders."},{"title":"Portfolio valuation snapshot","prompt":"Get me the latest crypto prices for BTC, ETH, and SOL so I can see what my holdings are worth right now."},{"title":"Crypto price alert baseline","prompt":"Fetch a sample of current crypto prices from Northline so I can set up baseline values to compare against for my price alert system."}],"resultDescription":"A sample dataset of current cryptocurrency prices for multiple assets, returned as structured data including asset symbols and their current market prices, payable via USDC micropayment on Base network.","failureModes":["Payment not received or insufficient USDC balance — returns 402 Payment Required","Invalid or malformed request body — returns 400 Bad Request","Service temporarily unavailable — returns 503","Requested asset symbols not found in the sample dataset — returns empty or partial results"],"whenToPreferThis":"Choose this endpoint when you need cryptocurrency price data without setting up accounts or API keys, and can pay small per-call fees in USDC on the Base blockchain. Ideal for agents that need occasional price lookups rather than high-frequency streaming data, or when operating in a trustless, permissionless environment.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-01T18:48:33.063Z","isFirstParty":false,"canonicalSlug":"northline-crypto-prices-sample-902ac6b6"}