{"uid":"cap_-HHlKRA7aJuA4sldCN1JR","slug":"wintergreen-x402-content-broker-combo-bundle-c46d6f39","name":"Wintergreen x402 Content Broker – Combo Bundle","description":"Payment-gated crypto trading intelligence for AI agents.\n    \n## Categories\n- **Hyperliquid Signals**: Real-time funding divergence, lead-lag correlation, liquidation clusters, session volume area levels\n- **Quant Methodology**: Backtesting walk-forward validation, strategy generation with kill battery (19 rules), risk management with Kelly sizing, regime detection, execution frameworks, agent orchestration\n- **Market Insights**: 22 crypto microstructure observations — funding, liquidation, orderbook, regime, flow, anomaly\n- **Power Markets**: ERCOT field guide, merit-order model, duck curve analysis\n- **Career Guides**: Firefighter oral board prep, medical coding, ATSA, contractor estimating\n- **Trust Scoring**: x402 endpoint verification, P2D badges\n\n## Payment\nAll paid endpoints return HTTP 402 with USDC on Base (eip155:8453). \nSign EIP-712 TransferWithAuthorization and retry with X-PAYMENT header.\nPayTo: 0xAe9834d71F1Bd989A0dc17593451af823E31CeeD","url":"https://x402.wintergreen.uk/api/v1/bundle/combo/%7Bbundle_id%7D","method":"POST","headers":{},"bodySchema":null,"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_yv5TU57t2MX7Gtis3p4aL","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":"Delivers a payment-gated bundle of crypto trading intelligence content (Hyperliquid signals, quant methodology, market microstructure insights, and more) for AI agents via x402 micropayment protocol on Base.","exampleAgentPrompt":"Pull the Hyperliquid combo bundle from Wintergreen — I want the funding divergence signals, liquidation cluster levels, and the quant strategy framework with Kelly sizing; pay the $2 USDC fee using my Base wallet.","exampleUseCases":[{"title":"Hyperliquid funding signal retrieval","prompt":"Get me the latest Hyperliquid funding divergence and lead-lag correlation signals from the Wintergreen combo bundle — pay the micropayment fee from my Base wallet and show me the session volume area levels too."},{"title":"Quant backtesting methodology access","prompt":"Fetch the quant methodology bundle from Wintergreen that includes walk-forward backtesting validation, the 19-rule kill battery, and Kelly criterion position sizing — I need it for building a systematic crypto strategy."},{"title":"ERCOT power market field guide","prompt":"I need the ERCOT field guide and merit-order model analysis from Wintergreen's content broker — go ahead and authorize the $2 USDC payment on Base and return the duck curve breakdown."}],"resultDescription":"A structured content payload covering the requested bundle category — which may include real-time Hyperliquid trading signals (funding divergence, liquidation clusters, session volume levels), quant methodology documents (backtesting frameworks, Kelly sizing, regime detection), crypto microstructure observations, ERCOT power market analysis, or career guide content depending on bundle_id. Returned after successful EIP-712 USDC payment on Base.","failureModes":["HTTP 402 returned if payment header is missing or invalid — agent must sign EIP-712 TransferWithAuthorization and retry","Invalid bundle_id returns 404 or empty payload","Insufficient USDC balance causes payment authorization failure","Wrong chain (not Base/eip155:8453) causes payment rejection","Expired or replayed payment authorization rejected by smart contract","Malformed X-PAYMENT header causes 400 error"],"whenToPreferThis":"Choose this endpoint when an AI agent needs on-demand access to curated crypto trading intelligence (Hyperliquid signals, quant frameworks, microstructure data) or niche domain guides (power markets, career prep) and can autonomously handle x402 USDC micropayments on Base. Prefer this over free data sources when you need structured, expert-curated methodology content rather than raw market data feeds. Best suited for agents with wallet capability on Base network.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-12T06:30:25.922Z","isFirstParty":false}