{"uid":"cap_3KBZaOIDts_gl38dhiERH","slug":"risk-yo-xyz-node-risk-lookup-ethereum-chain-c5562770","name":"risk.yo.xyz Node Risk Lookup — Ethereum Chain","description":"Single node — properties + risk grade only (no neighborhood)","url":"https://risk.yo.xyz/api/v1/agent/node/chain%3Aethereum","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"},"pathParams":{"type":"object","required":["nodeId"],"properties":{"nodeId":{"type":"string"}}},"queryParams":{"type":"object","required":["nodeId"],"properties":{"nodeId":{"type":"string","description":"Stable node id from /search — e.g. \"pool:ethereum:0x…\"."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","required":["id","labels","properties"],"properties":{"id":{"type":"string","description":"Stable node identifier — `nodeId` everywhere else in the API."},"labels":{"type":"array","items":{"type":"string"},"description":"PascalCase Neo4j labels (e.g. \"Pool\", \"Asset\", \"Protocol\", \"Chain\")."},"properties":{"type":"object","description":"Per-label property bag — see /agent/schema for the canonical keys. Risk is exposed as `_riskTier` (A–F) only. May also carry `tvlUsd` (canonical $ size), `riskBreakdown` (on /node — an array of {question, answer} explaining the grade, no numbers), and `lastUpdatedAt` (on /dependencies — ISO-8601 freshness).","additionalProperties":true}}}}}}},"responseSchema":null,"example":{"request":{"input":{"type":"http","method":"GET","queryParams":{"nodeId":"chain:ethereum"}}},"response":{"data":{"id":"chain:ethereum","labels":["Chain"],"properties":{"id":"chain:ethereum","isL2":false,"name":"ethereum","tvlUsd":"43447459107.47681","network":"ethereum","_riskTier":"A","riskBreakdown":[{"answer":"Above $1B","question":"What is the chain TVL?"},{"answer":"Proven mechanism","question":"Is the chain mechanism proven?"},{"answer":"More than 100,000 validators","question":"How many validators secure the chain? (L1 only)"},{"answer":"Top 5 33–67% (liveness halt risk)","question":"How is stake concentrated among the top 5 validators? (L1 only)"},{"answer":"Above $100K/month (90d avg)","question":"Are validator fees above $100K/month (90-day average)? (L1 only)"},{"answer":"Yes","question":"Does the chain have warmup/cooldown periods?"},{"answer":"N/A (L1 chain — no sequencer)","question":"Is the sequencer centralized? (L2 only)"}],"fees90DayAvgMonthlyUsd":328953870}},"message":"SUCCESS","statusCode":200}},"exampleRequest":{"nodeId":"chain:ethereum"},"tags":["x402"],"displayCostAmount":"0.05","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_AEwTUvrcdX4_EjsXu8FBl","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns properties and risk grade (tier A–F with breakdown) for the Ethereum chain node in the DeFi risk graph","exampleAgentPrompt":"What's the risk grade and key properties for the Ethereum chain node on risk.yo.xyz — give me the tier (A–F) and the risk breakdown explaining why it got that grade.","exampleUseCases":[{"title":"Assess Ethereum chain safety for investor","prompt":"Check the current risk grade for Ethereum on risk.yo.xyz and walk me through the risk breakdown — I need to know if it's tier A or lower before committing funds to this chain."},{"title":"Monitor DeFi chain risk profile","prompt":"Pull the latest risk tier and properties for the Ethereum chain node from risk.yo.xyz — specifically the TVL amount and the key risk factors behind its grade."},{"title":"Evaluate chain stability before deployment","prompt":"What's the risk grade for Ethereum according to risk.yo.xyz? I need the A–F tier and a breakdown of the risk factors so I can decide if we should deploy on this chain."}],"resultDescription":"Returns a node object with a stable id ('chain:ethereum'), PascalCase Neo4j labels (e.g. 'Chain'), a property bag including _riskTier (A–F letter grade), riskBreakdown (an array of {question, answer} pairs explaining the grade), and tvlUsd (canonical USD size of the chain).","failureModes":["Node not found: if the nodeId path param is malformed or unrecognized, likely a 404 or empty result","Payment failure: x402 protocol payment of $0.05 USDC not processed, returns 402","Rate limiting or auth issues leading to 429 or 401 responses","Schema mismatch: properties bag may be sparse if data is stale or the chain node lacks certain fields like tvlUsd"],"whenToPreferThis":"Use this endpoint when you specifically need the risk tier and breakdown for the Ethereum chain node as a graph entity — not a pool, asset, or protocol. It is the correct choice when you have the stable nodeId 'chain:ethereum' and want properties plus the A–F risk grade without needing neighborhood/dependency data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:30:54.808Z","isFirstParty":false}