{"uid":"cap_oRUliPg7BVq6el3X8xCYd","slug":"canaryguard-on-chain-crypto-price-oracle-c05001ad","name":"CanaryGuard On-Chain Crypto Price Oracle","description":"Returns tamper-resistant on-chain USD spot prices, 24h volatility, and Chainlink/TWAP oracle deviation metrics for major Base and EVM assets.","url":"https://canaryguard-402.onrender.com/v1/crypto-price-onchain?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["symbol"],"properties":{"symbol":{"type":"string"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"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_I8f1nvxN093-CM0PdpInN","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":"Returns tamper-resistant on-chain USD spot prices, 24-hour volatility, and Chainlink/TWAP oracle deviation metrics for major Base and EVM assets.","exampleAgentPrompt":"What's the current on-chain USD spot price, 24-hour volatility, and Chainlink oracle deviation for ETH on Base right now?","exampleUseCases":[{"title":"Pre-trade oracle sanity check","prompt":"Before I execute this WBTC swap on Base, can you pull the on-chain USD spot price and check whether the Chainlink oracle is significantly deviating from the TWAP? I want to make sure there's no price manipulation risk."},{"title":"DeFi yield strategy price validation","prompt":"I'm about to deposit into a Morpho USDC pool on Base — can you fetch the on-chain spot price and volatility for USDC and flag if there's any oracle deviation I should be worried about?"},{"title":"Real-time crypto volatility monitoring","prompt":"What's the 24-hour volatility and Chainlink deviation for ETH on Base right now? I'm trying to decide whether market conditions are too choppy to rebalance my portfolio."}],"resultDescription":"Returns tamper-resistant on-chain USD spot price for the requested asset, its 24-hour volatility figure, and deviation metrics comparing the Chainlink oracle price against the TWAP (time-weighted average price), helping agents detect price manipulation or oracle staleness before executing on-chain transactions.","failureModes":["Unknown or unsupported asset symbol returns an error or empty result","Network congestion on Base may cause stale on-chain data","Symbol ambiguity (e.g. multiple tokens with same ticker) may return unexpected asset data","Oracle data unavailable for low-liquidity or newly listed tokens","Payment failure (insufficient USDC balance) blocks the request under x402 protocol"],"whenToPreferThis":"Choose this endpoint when you need tamper-resistant, on-chain validated price data with oracle deviation analysis — specifically Chainlink vs TWAP comparison — for Base and EVM assets, rather than relying on off-chain CEX price feeds. Ideal before executing DeFi trades, validating collateral values, or auditing smart contract price dependencies where manipulation resistance matters.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T06:35:50.012Z","isFirstParty":false,"canonicalSlug":"canaryguard-on-chain-crypto-price-oracle-c05001ad"}