{"schema_version":"2026-07-02","name":"Base Risk, BTC15 & x402 Buyer/Seller Intelligence API","description":"Paid x402 buyer market scout, x402 paid resource preflight, x402 seller visibility audit, Base actionable risk feed, liquidity exit risk alerts, pool launch risk feed, stable asset risk feed, contract control event feed, protocol outflow risk feed, yield pool allocation risk feed, protocol fee quality feed, token watchlist decision packet, wallet watchlist decision packet, approval risk feed, ranked DeFi review queues with incident history, onchain risk decision packet, promoted token campaign decision packet, large transfer decision packet, token candidate screening decision radar, DEX pair anomaly decision radar, wallet safety decision packet, counterparty flow, allowance, approval exposure, DEX pair routing risk, token trade safety, token liquidity, token flow, holder concentration, contract controls, batch token screening decision packets, token diligence, and BTC15 prediction-market microstructure, execution-friction, calibration-slice, recent market tape, resolved feature sample, and threshold-pressure packets for agents and risk tools.","url":"https://x402.xx402.icu","provider":{"organization":"xx402 income ops","url":"https://x402.xx402.icu"},"version":"1.0.0","defaultInputModes":["application/json","text/plain"],"defaultOutputModes":["application/json"],"capabilities":{"streaming":false,"pushNotifications":false,"stateTransitionHistory":false,"paidTools":true,"x402":true},"skills":[{"id":"get_x402_starter_pack","name":"Get x402 starter pack","description":"Return free copy-ready unpaid probe URLs, expected 402 status, acceptance keys, budgets, and stop rules before buying paid Base risk or BTC15 market packets.","tags":["base","onchain-risk","x402","free-preflight"],"examples":["https://x402.xx402.icu/starter-pack.json"]},{"id":"get_x402_quality_report","name":"Get x402 quality report","description":"Return free buyer trust signals, resource-level metrics, true server/partial error counts, and preflight checks.","tags":["base","onchain-risk","x402","free-preflight"],"examples":["https://x402.xx402.icu/quality-report.json"]},{"id":"get_x402_marketplace_profile","name":"Get marketplace profile","description":"Return free category, semantic search terms, pricing summary, quality signals, integration guide, and trust limits.","tags":["base","onchain-risk","x402","free-preflight"],"examples":["https://x402.xx402.icu/marketplace-profile.json"]},{"id":"get_x402_buyer_guide","name":"Get bot buyer guide","description":"Return free buyer value contract, intent routes, integration playbooks, and sample paid response shape.","tags":["base","onchain-risk","x402","free-preflight"],"examples":["https://x402.xx402.icu/bot-buy.json"]},{"id":"get_btc15_live_data_guide","name":"Get BTC15 live data guide","description":"Return free instructions for using BTC15 live microstructure, threshold-pressure alert, and recent-market tape packets, with buyer value examples, freshness checks, and collector-safety limits.","tags":["base","onchain-risk","x402","free-preflight"],"examples":["https://x402.xx402.icu/btc15-guide.json"]},{"id":"get_x402_purchase_index","name":"Get purchase index","description":"Return free paid-resource index with recommended first purchase, intent routes, and product metrics.","tags":["base","onchain-risk","x402","free-preflight"],"examples":["https://x402.xx402.icu/purchase-index.json"]},{"id":"base-actionable-risk-feed","name":"Base actionable first-purchase risk decision packet","description":"Route the first paid Base risk purchase into pass, watch, review, or avoid using pool-launch risk, stable-asset stress, recent contract-control events, protocol outflow risk, yield-pool allocation risk, protocol fee-quality risk, promoted-token signals, large-transfer flow, DEX pair anomalies, token candidate screening, and DeFi/yield flags.","tags":["base","onchain-risk","x402","first_trial"],"examples":["https://x402.xx402.icu/api/base-actionable-risk-feed?query=aerodrome%2Cvirtual%2Cbase&limit=10&token_limit=3&pair_limit=3&launch_limit=4&stable_limit=4&control_limit=4&outflow_limit=4&yield_limit=4&fee_quality_limit=3&include_onchain=false&transfer_limit=5&defi_limit=4&window_blocks=100&min_usd=100000&min_liquidity_usd=10000&min_volume_24h_usd=100&max_pair_age_days=30&deep_limit=1"]},{"id":"x402-buyer-market-scout","name":"x402 buyer market scout packet","description":"Use scout_decision, buyer_execution_plan, our_service_fit, external_market, and market_gap to decide whether to buy one of this server's packets, compare external Bazaar results, or stop.","tags":["base","onchain-risk","x402","follow_up"],"examples":["https://x402.xx402.icu/api/x402-buyer-market-scout?buyer_task=BTC15+market+microstructure+or+Base+token+risk&network=eip155%3A8453&limit=5&max_price_usdc=0.05&include_own_catalog=true"]},{"id":"x402-resource-preflight","name":"x402 paid resource preflight packet","description":"Use preflight_decision, payment_terms, budget_check, resource_metadata, and buyer_retry_plan to decide whether a target URL is buyable, within budget, and machine-readable before sending a paid retry.","tags":["base","onchain-risk","x402","follow_up"],"examples":["https://x402.xx402.icu/api/x402-resource-preflight?target_url=https%3A%2F%2Fx402.xx402.icu%2Fapi%2Fbase-actionable-risk-feed%3Fquery%3Daerodrome%2Cvirtual%2Cbase%26limit%3D10&max_price_usdc=0.05&expected_network=eip155%3A8453&expected_asset=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913&require_bazaar_metadata=true"]},{"id":"x402-seller-visibility-audit","name":"x402 seller visibility audit packet","description":"Use visibility_decision, discovery_checks, cdp_bazaar_readiness, bazaar_visibility, metadata_quality, and action_plan to decide what to fix before trying to attract x402 buyers.","tags":["base","onchain-risk","x402","follow_up"],"examples":["https://x402.xx402.icu/api/x402-seller-visibility-audit?origin=https%3A%2F%2Fx402.xx402.icu&payTo=0xfBDB0Ad415e95c4843FD872FAc967459572910f1&query=x402+buyer+market+scout+Base+BTC15&resource_path=%2Fapi%2Fx402-buyer-market-scout&network=eip155%3A8453&limit=5"]},{"id":"base-liquidity-exit-risk-feed","name":"Base liquidity exit risk decision packet","description":"Route Base tokens, pools, promoted campaigns, pair anomalies, holder concentration, contract-control evidence, mint/burn flow, and large-transfer signals into pass, watch, review, or avoid.","tags":["base","onchain-risk","x402","follow_up"],"examples":["https://x402.xx402.icu/api/base-liquidity-exit-risk-feed?query=aerodrome%2Cvirtual%2Cbase&token_address=0x532f27101965dd16442E59d40670FaF5eBB142E4%2C0x4ed4E862860beD51a9570b96d89aF5E1B0Efefed&limit=12&token_limit=5&pair_limit=6&transfer_limit=6&window_blocks=100&min_usd=0&min_liquidity_usd=10000&min_volume_24h_usd=100&deep_limit=2"]},{"id":"base-defi-risk","name":"Base DeFi allocation risk decision packet","description":"Route Base-chain DeFi exposure into pass, watch, review, or avoid using protocol TVL, fee-quality, stablecoin concentration, public incident history, and yield-pool risk.","tags":["base","onchain-risk","x402","follow_up"],"examples":["https://x402.xx402.icu/api/base-defi-risk?limit=8"]},{"id":"base-token-trade-safety","name":"Base token pre-trade safety decision packet","description":"Route a Base token into pass, watch, review, or avoid before trade execution using top-pair depth, route safety, transfer-flow anomalies, holder concentration, and contract-control evidence.","tags":["base","onchain-risk","x402","follow_up"],"examples":["https://x402.xx402.icu/api/base-token-trade-safety?token_address=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913&window_blocks=100&limit=5"]},{"id":"base-wallet-approval-exposure","name":"Base wallet approval exposure decision packet","description":"Route a wallet token approval surface into pass, watch, review, or avoid using recent approval logs, current allowance status, spender account state, unlimited approvals, high-value allowance estimates, and source status.","tags":["base","onchain-risk","x402","follow_up"],"examples":["https://x402.xx402.icu/api/base-wallet-approval-exposure?owner=0xfBDB0Ad415e95c4843FD872FAc967459572910f1&token_address=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913&window_blocks=5000&limit=10"]},{"id":"btc15-market-microstructure","name":"BTC15 live market microstructure packet","description":"Use btc15_decision, latest_snapshot, window_stats, liquidity, trade_pressure, and quality_flags to decide whether the current BTC15 market state is calm, watch-worthy, or too stale/unstable for automation.","tags":["base","onchain-risk","x402","follow_up"],"examples":["https://x402.xx402.icu/api/btc15-market-microstructure?market_timestamp=latest&lookback_rows=90"]},{"id":"btc15-execution-friction","name":"BTC15 execution friction and ticket ladder packet","description":"Use friction_decision, ticket_ladder, execution_guardrails, freshness, and quality_flags to decide whether a $5/$10/$20/$50/$100 style probe is feasible, too thin, stale, or unsuitable for automation.","tags":["base","onchain-risk","x402","follow_up"],"examples":["https://x402.xx402.icu/api/btc15-execution-friction?market_timestamp=latest&lookback_rows=90&max_ticket_usd=50"]},{"id":"btc15-threshold-pressure-alert","name":"BTC15 threshold pressure alert packet","description":"Use threshold_alert.alert_active, score_0_100, target_side, direction_hint, and reasons to decide whether the current BTC15 market is close enough to the BTC threshold to escalate.","tags":["base","onchain-risk","x402","follow_up"],"examples":["https://x402.xx402.icu/api/btc15-threshold-pressure-alert?market_timestamp=latest&lookback_rows=90&threshold_gap_usd=75&pressure_score_min=25"]},{"id":"btc15-calibration-slice","name":"BTC15 resolved calibration slice packet","description":"Use signal_buckets, label_balance, quality_summary, and sample_rows to check whether final-window BTC gap, book side, and pressure-side buckets are balanced enough for a downstream calibration workflow.","tags":["base","onchain-risk","x402","follow_up"],"examples":["https://x402.xx402.icu/api/btc15-calibration-slice?limit=96&remaining_seconds_max=90&sample_rows=12"]},{"id":"btc15-recent-market-tape","name":"BTC15 recent market tape packet","description":"Use markets, quality_summary, and tape_decision to inspect recent winners, snapshot density, final/latest book state, BTC gap, and data quality before calibration or monitoring.","tags":["base","onchain-risk","x402","follow_up"],"examples":["https://x402.xx402.icu/api/btc15-recent-market-tape?limit=12&resolved_only=false"]},{"id":"btc15-resolved-feature-sample","name":"BTC15 resolved feature sample packet","description":"Use labeled_markets, feature_dictionary, and quality_summary to sanity-check model features, verify label balance, and test whether BTC gap, book pressure, slippage, and trade imbalance fields are usable before buying broader context.","tags":["base","onchain-risk","x402","follow_up"],"examples":["https://x402.xx402.icu/api/btc15-resolved-feature-sample?limit=6&snapshots_per_market=8&winner=any"]},{"id":"base-promoted-token-risk-radar","name":"Base promoted token campaign decision packet","description":"Route currently promoted Base tokens into pass, watch, review, or avoid using campaign sources, boost/ad intensity, market support, liquidity weakness, paid order activity, contract-control probes, and source status.","tags":["base","onchain-risk","x402","follow_up"],"examples":["https://x402.xx402.icu/api/base-promoted-token-risk-radar?limit=6&deep_limit=2&min_liquidity_usd=5000&min_volume_24h_usd=100&fallback_query=aerodrome%2Cvirtual%2Cbase"]},{"id":"base-large-transfer-radar","name":"Base large transfer decision packet","description":"Route recent large transfers into pass, watch, review, or avoid using estimated USD size, mint/burn activity, contract counterparties, price-hint availability, token-source coverage, and transfer-log source status.","tags":["base","onchain-risk","x402","follow_up"],"examples":["https://x402.xx402.icu/api/base-large-transfer-radar?token_address=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913%2C0x4200000000000000000000000000000000000006&window_blocks=300&min_usd=100000&token_limit=2&limit=12"]}],"payment":{"protocol":"x402","scheme":"exact","network":"eip155:8453","asset":"Base USDC","asset_contract":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","amount_raw":"10000","price":"$0.01","payTo":"0xfBDB0Ad415e95c4843FD872FAc967459572910f1","facilitator":"https://x402.primer.systems"},"discovery":{"catalog":"https://x402.xx402.icu/catalog.json","value_index":"https://x402.xx402.icu/value-index.json","purchase_index":"https://x402.xx402.icu/purchase-index.json","marketplace_profile":"https://x402.xx402.icu/marketplace-profile.json","quality_report":"https://x402.xx402.icu/quality-report.json","starter_pack":"https://x402.xx402.icu/starter-pack.json","btc15_guide":"https://x402.xx402.icu/btc15-guide.json","pricing":"https://x402.xx402.icu/pricing.json","openapi":"https://x402.xx402.icu/openapi.json","mcp":"https://x402.xx402.icu/.well-known/mcp.json","offer":"https://x402.xx402.icu/offer.json","bot_buy":"https://x402.xx402.icu/bot-buy.json","buyer_guide":"https://x402.xx402.icu/buyer-guide.json","agent_card":"https://x402.xx402.icu/.well-known/agent-card.json","ai_plugin":"https://x402.xx402.icu/.well-known/ai-plugin.json","x402_discovery":"https://x402.xx402.icu/.well-known/x402","settlement":"https://x402.xx402.icu/settlement.json","llms":"https://x402.xx402.icu/llms.txt","x402scan_server_page":"https://www.x402scan.com/server/874c5e88-d1d4-49b0-ba13-ec2772e27f4c"}}