{"uid":"cap_5BjMKqhlqwVTSnL9MmNZZ","slug":"desk-lead-x402-research-brief-e3e5bbcd","name":"DESK LEAD x402 – Research Brief","description":"Micropay research APIs (x402 v2 + bazaar). Free catalog at /.well-known/x402.json. Primary v2 accepts: Base eip155:8453 only. Legacy X-PAYMENT-TX still supports bsc|base via acceptsV1. Headers: X-PAYMENT-TX, X-PAYMENT-NETWORK, PAYMENT-SIGNATURE. No financial advice.","url":"https://desk-x402.desk-x402-gh.workers.dev/brief","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"ok":true,"brief":"BSC pin-universe research brief…","paidTx":"0x…","network":"base","product":"brief","amountUsdc":0.5}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.5","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":"$0.5/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.5","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.5","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_b8ZDPGnKjOMaRZJmlEBxO","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.5","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a paid micropayment-gated research brief (e.g. BSC pin-universe analysis) for $0.50 USDC via x402 protocol","exampleAgentPrompt":"Pull the DESK LEAD research brief for BSC pin-universe — I'll pay the $0.50 USDC fee via Base network using my x402 wallet.","exampleUseCases":[{"title":"BSC pin-universe research brief","prompt":"Get me the DESK LEAD brief on the BSC pin-universe project — pay the 50-cent USDC fee over Base using x402 and show me what comes back."},{"title":"On-chain project due diligence","prompt":"I need a quick research brief on this Base network project before I invest — fetch the DESK LEAD brief for $0.50 USDC via x402 micropayment on Base."},{"title":"Automated research pipeline step","prompt":"As part of my due-diligence workflow, grab the DESK LEAD research brief via x402, paying 0.5 USDC on Base, and return the full brief text and transaction hash."}],"resultDescription":"A JSON object containing: ok (boolean success flag), brief (full research brief text, e.g. BSC pin-universe analysis), paidTx (on-chain transaction hash confirming payment), network (e.g. 'base'), product identifier ('brief'), and amountUsdc (0.5).","failureModes":["Payment not included or malformed X-PAYMENT-TX header → 402 Payment Required","Wrong network used (e.g. not Base for v2) → payment rejected","Insufficient USDC payment amount → 402 error","Invalid or expired payment signature → authentication failure","Cloudflare Worker unavailable → 503 or timeout"],"whenToPreferThis":"Choose this endpoint when you need a one-off, pay-per-call research brief gated by x402 micropayment on Base network, especially for BSC pin-universe or related blockchain project analysis. It is ideal for agents that can autonomously execute USDC micropayments and want lightweight, instant research summaries without a subscription.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:49:30.755Z","isFirstParty":false}