{"uid":"cap_mNAGgQOiscKhDjvXXA0mj","slug":"xx402-base-token-due-diligence-api-39568414","name":"xx402 Base Token Due Diligence API","description":"Paid Base token, wallet, DeFi, chain-read, x402 buyer/seller discovery, and specialized Bitcoin 15-minute Up/Down prediction-market data packets for autonomous agents and risk tools.","url":"https://x402.xx402.icu/api/base-token-diligence?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":null,"responseSchema":{"keys":["summary","purchase_acceptance","buyer_next_action","next_paid_call","decision_evidence","repeat_purchase_guard","diligence_decision","token_listing_ticket","agent_buy_ticket","token_evidence_matrix","initial_exposure_plan","follow_up_purchase_router","token_diligence_verdict","token_due_diligence_checklist","priority_queue","best_next_products","risk_breakdown","review_queue","avoid_queue","metadata","contract","liquidity","flow","holder_sketch","contract_risk","bucket_counts","risk","source_status","sources","not_financial_advice"],"type":"json"},"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_qw-sVv7GKveEL6kk-81XY","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 comprehensive on-chain due diligence data for a Base ERC20 token including risk scores, liquidity analysis, holder sketch, DeFi flow, and a buy/avoid decision verdict.","exampleAgentPrompt":"Run a full due diligence check on the Base token at contract address 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 — look at the last 1000 blocks and return up to 8 liquidity pairs, and tell me whether I should buy, review, or avoid it.","exampleUseCases":[{"title":"Pre-trade token safety screening","prompt":"Before I swap into this Base token at 0x4200000000000000000000000000000000000006, can you pull the full due diligence report — check the last 2000 blocks, return up to 10 liquidity pairs, and give me a clear buy or avoid verdict?"},{"title":"DeFi risk dashboard for agent portfolio","prompt":"I'm building an automated DeFi risk monitor — run a token diligence check on 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 on Base with a 500-block window and show me the risk breakdown, holder sketch, and contract risk score."},{"title":"Rug pull detection before liquidity provision","prompt":"I'm about to add liquidity to a pool on Base using token 0xd9aAEc86B65D86f6A7B5B1b0c42FFA531710b6CA — can you do a quick diligence check over the last 1000 blocks, return up to 5 liquidity pairs, and flag any contract risks or red flags?"}],"resultDescription":"A JSON object containing a diligence decision verdict (buy/review/avoid), structured risk breakdown, liquidity pair data, on-chain transfer flow analysis, holder sketch, contract risk indicators, DeFi exposure plan, priority/review/avoid queues, agent buy ticket, token evidence matrix, and source status — all grounded in recent on-chain data from the Base network.","failureModes":["Invalid token address format (must match 0x + 40 hex chars) returns validation error","window_blocks out of range (below 100 or above 5000) returns parameter error","limit out of range (below 1 or above 10) returns parameter error","Token contract not found or not deployed on Base returns empty or error response","Payment not processed (x402 payment required) returns 402 status","Upstream RPC or data source unavailable returns partial or error response"],"whenToPreferThis":"Choose this endpoint when you need comprehensive on-chain due diligence on a specific Base ERC20 token before trading, investing, or providing liquidity — especially when you want a structured verdict (buy/review/avoid) backed by contract risk, liquidity, holder, and flow evidence. Prefer this over generic block explorers or price APIs when the goal is autonomous agent risk decision-making on Base chain tokens.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T00:48:05.946Z","isFirstParty":false,"canonicalSlug":"xx402-base-token-due-diligence-api-39568414"}