{"uid":"cap_CH4LIpQXi6S2yoB9BXRED","slug":"crypto-market-pulse-regime-signal-bd27105d","name":"Crypto Market Pulse — Regime Signal","description":"One-call crypto market regime for trading agents: BTC/ETH/SOL median spot + 24h change, Hyperliquid funding APR + open interest, Korea kimchi premium, Crypto Fear & Greed index, and a regime label (risk_on|neutral|risk_off) with plain reasons. Replaces 4 calls (prices+hl-funding+kimchi+sentiment, $0.015) for $0.004.","url":"https://kr-x402-mvp.kgy5612.workers.dev/crypto/market-pulse?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"kimchi":{"BTC":{"premium_pct_fx":1.15}},"prices":{"BTC":{"price_usd":80867.7,"change_24h_pct":0.8}},"regime":"neutral","funding":{"BTC":{"funding_apr_pct":9.1,"open_interest_usd":2426000000}},"reasons":["Fear & Greed 51 Neutral","BTC 24h +0.8%","BTC funding APR 9.1%"],"fear_greed":{"label":"Neutral","value":51},"updated_at":"2026-10-29T08:30:00Z"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.004","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":"$0.004/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_8iRe-3ajT-eHIjs-SRTUN","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.004","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a single-call crypto market snapshot with BTC/ETH/SOL spot prices, Hyperliquid funding APRs, Korea kimchi premium, Fear & Greed index, and a regime label (risk_on/neutral/risk_off) with plain-English reasons.","exampleAgentPrompt":"What's the current crypto market regime — risk-on, neutral, or risk-off — and give me the BTC spot price, Hyperliquid funding APR, kimchi premium, and Fear & Greed reading all in one shot?","exampleUseCases":[{"title":"Automated trading position sizing","prompt":"Before my DeFi agent opens a new BTC long position, check whether the market is currently risk-on or risk-off, and tell me the BTC funding APR on Hyperliquid and the Fear & Greed score so I can size it correctly."},{"title":"Morning crypto briefing for a portfolio manager","prompt":"Give me a quick crypto market pulse — BTC, ETH, and SOL prices with their 24-hour changes, the current Fear & Greed reading, and whether the regime is risk-on or risk-off right now."},{"title":"Korea arbitrage opportunity scan","prompt":"Check the current kimchi premium on BTC between Korean and global markets, and include the broader market regime signal so I can decide whether to act on any spread."}],"resultDescription":"A JSON object containing: per-asset spot prices (BTC/ETH/SOL) and 24h change percentages; Hyperliquid funding APR and open interest per asset; Korea kimchi premium percentage; Fear & Greed index numeric value and label; a regime string (risk_on, neutral, or risk_off); an array of plain-English reason strings explaining the regime; and an ISO 8601 updated_at timestamp.","failureModes":["Upstream data source unavailable — stale or missing price/funding data returned","Payment not settled via x402 — 402 Payment Required response","Network timeout from Cloudflare Worker — 504 or empty response","Kimchi premium unavailable if Korean exchange API is down","Fear & Greed index missing if Alternative.me is unreachable"],"whenToPreferThis":"Choose this endpoint when an agent needs a single aggregated crypto market signal instead of making 4+ separate API calls for prices, funding rates, kimchi premium, and sentiment. At $0.004 per call it is significantly cheaper than assembling the same data from individual sources ($0.015+). Ideal for high-frequency trading agents, position-sizing logic, or any workflow that needs a quick regime check before executing on-chain actions.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T18:42:13.758Z","isFirstParty":false,"canonicalSlug":"crypto-market-pulse-regime-signal-bd27105d"}