{"uid":"cap_FMXImA9Dyh6k9TUKlJNVv","slug":"wintergreen-x402-content-broker-prompts-by-category-8ef0a82a","name":"Wintergreen x402 Content Broker — Prompts by Category","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/prompts/category/%7Bcategory%7D","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"pack":{"type":"string"}}},"responseSchema":{},"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_1zEsMNzw6tL7z6Mm4Hwzt","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 payment-gated AI agent prompts, trading datasets, or market analysis filtered by a specified content category, billed at $0.05 USDC per call via the x402 protocol.","exampleAgentPrompt":"Pull the trading prompts from Wintergreen's x402 content broker in the 'trading' category — I'll pay the $0.05 USDC fee.","exampleUseCases":[{"title":"Trading strategy prompt retrieval","prompt":"Grab me all the AI agent prompts in the 'trading' category from Wintergreen's x402 broker — I want to see what strategy prompts are available for market automation."},{"title":"Market analysis dataset access","prompt":"Fetch the market analysis content from Wintergreen x402 in the 'analysis' category so I can use it to evaluate current sector trends."},{"title":"Agent prompt pack browsing","prompt":"Pull the prompts from the 'research' category on Wintergreen x402 and filter for the 'fundamentals' pack — I want to see what's in it before building my agent workflow."}],"resultDescription":"A collection of AI agent prompts, trading datasets, or market analysis items belonging to the specified category (and optionally filtered by pack name), returned as structured content after a $0.05 USDC x402 micropayment is processed.","failureModes":["402 Payment Required if the x402 payment header is missing or invalid","Invalid or unrecognized category returns empty results or 404","Malformed pack filter string may return no results","Network timeout on the x402.wintergreen.uk domain","Payment settlement failure if USDC wallet balance is insufficient"],"whenToPreferThis":"Choose this endpoint when you need curated, payment-gated AI agent prompts or financial trading datasets organized by category, and you want to pay per-call with USDC via x402 micropayments rather than a subscription. It is especially suited for agents that dynamically fetch prompt packs or market datasets on demand without a long-term data subscription.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T06:41:22.483Z","isFirstParty":false}