# Services from x402.xx402.icu on Zero

> x402.xx402.icu serves 53 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/x402.xx402.icu
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/x402.xx402.icu/health.json

## Services

- [xx402 Base Yield Pool Allocation Risk Feed](https://www.zero.xyz/c/xx402-base-yield-pool-allocation-risk-feed-e0fa7dae/llms.txt): $0.01/call via x402. Returns risk-scored, prioritized yield pool allocation recommendations and risk breakdown data for DeFi pools on the Base blockchain.
- [xx402 Base Token Watchlist Risk Digest](https://www.zero.xyz/c/xx402-base-token-watchlist-risk-digest-ae67d973/llms.txt): $0.01/call via x402. Discovers, ranks, and performs multi-layer risk analysis on Base chain tokens, returning a prioritized watchlist with trade-safety checks, threat flags, and DeFi risk breakdowns.
- [xx402 Base Token Pre-Trade Risk Assessment API](https://www.zero.xyz/c/xx402-base-token-pre-trade-risk-assessment-api-c612ae95/llms.txt): $0.01/call via x402. Analyzes a Base network ERC20 token's on-chain risk, liquidity, flow, and holder data to produce a pre-trade go/no-go safety decision for autonomous agents.
- [xx402 Base Token Batch Trade Decision API](https://www.zero.xyz/c/xx402-base-token-batch-trade-decision-api-0c217ea0/llms.txt): $0.01/call via x402. Analyzes one or more Base ERC20 tokens and returns ranked buy/watch/avoid trade decisions with risk breakdowns for autonomous agents
- [xx402 Base Contract Control Event Feed](https://www.zero.xyz/c/xx402-base-contract-control-event-feed-da0ac617/llms.txt): $0.01/call via x402. Scans recent Base blockchain blocks for smart contract control events (ownership transfers, admin changes, upgrades, pauses, role grants/revocations) and returns risk-classified queues for autonomous agents.
- [xx402 Base ERC20 Token Contract Risk API](https://www.zero.xyz/c/xx402-base-erc20-token-contract-risk-api-7741b2eb/llms.txt): $0.01/call via x402. Analyzes a Base chain ERC20 token contract address and returns a structured risk assessment including contract control, proxy structure, selector heuristics, and buy/sell decision guidance for autonomous agents.
- [xx402 Base Protocol Outflow Risk Feed](https://www.zero.xyz/c/xx402-base-protocol-outflow-risk-feed-f98c1831/llms.txt): $0.01/call via x402. Returns a prioritized risk assessment of Base chain DeFi protocols, flagging outflow risk, TVL drawdowns, and yield context to help agents and risk tools make withdrawal or reallocation decisions.
- [xx402 Base Wallet Risk & DeFi Analysis API](https://www.zero.xyz/c/xx402-base-wallet-risk-defi-analysis-api-1fe68245/llms.txt): $0.01/call via x402. Analyzes a Base/EVM wallet address for on-chain risk, DeFi exposure, approval vulnerabilities, and counterparty flow within a configurable block window.
- [xx402 Base Wallet ERC20 Approval Exposure & Risk Analyzer](https://www.zero.xyz/c/xx402-base-wallet-erc20-approval-exposure-risk-analyzer-6bd170bb/llms.txt): $0.01/call via x402. Analyzes a Base-chain wallet's ERC20 token approval exposure, classifies spenders by risk level, and provides actionable revocation recommendations for autonomous agents and risk tools.
- [xx402 ERC20 Token Allowance Risk Checker (Base Chain)](https://www.zero.xyz/c/xx402-erc20-token-allowance-risk-checker-base-chain-78203f24/llms.txt): $0.001/call via x402. Fetches and risk-assesses the ERC20 token allowance granted by an owner to a spender on the Base blockchain, including exposure analysis and revocation guidance.
- [xx402 Base Address Risk Screening API](https://www.zero.xyz/c/xx402-base-address-risk-screening-api-012d0879/llms.txt): $0.01/call via x402. Screens a Base/EVM wallet address for risk level, counterparty exposure, and trust signals by analyzing recent on-chain token transfers within a configurable block window.
- [xx402 Base Protocol Fee Quality Feed](https://www.zero.xyz/c/xx402-base-protocol-fee-quality-feed-55231127/llms.txt): $0.01/call via x402. Returns ranked fee-quality assessments, risk breakdowns, and prioritized queues for DeFi protocols on the Base blockchain, filtered by TVL and fee thresholds.
- [xx402 Base Wallet Portfolio Exposure API](https://www.zero.xyz/c/xx402-base-wallet-portfolio-exposure-api-50721d5a/llms.txt): $0.01/call via x402. Returns a ranked portfolio exposure snapshot, risk breakdown, and wallet safety analysis for a given Base/EVM wallet address across core Base ERC20 tokens.
- [xx402 Base Token Batch Diligence API](https://www.zero.xyz/c/xx402-base-token-batch-diligence-api-26fe1e4c/llms.txt): $0.01/call via x402. Screens up to 3 Base ERC20 token addresses for risk, DeFi metrics, liquidity, holder patterns, and on-chain signals to support autonomous agent due-diligence decisions.
- [xx402 Base Token Trade Safety API](https://www.zero.xyz/c/xx402-base-token-trade-safety-api-a0240d5e/llms.txt): $0.01/call via x402. Analyzes an ERC20 token on Base chain for trade safety, providing risk scores, liquidity checks, flow analysis, contract controls, and sizing guidance for autonomous agents.
- [xx402 Base Token Due Diligence API](https://www.zero.xyz/c/xx402-base-token-due-diligence-api-39568414/llms.txt): $0.01/call via x402. 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.
- [xx402 Base Chain Transaction Inspector](https://www.zero.xyz/c/xx402-base-chain-transaction-inspector-4892925c/llms.txt): $0.001/call via x402. Inspects a Base chain transaction by hash, returning risk assessment, receipt details, address involvement, and recommended next actions for autonomous agents.
- [xx402 Base Allowance Risk Analyzer](https://www.zero.xyz/c/xx402-base-allowance-risk-analyzer-70d61882/llms.txt): $0.01/call via x402. Analyzes ERC20 token allowance risk between an owner and spender address on the Base chain, returning detailed risk scores, approval history, and recommended actions.
- [xx402 ERC20 Token Balance & Risk Check on Base Chain](https://www.zero.xyz/c/xx402-erc20-token-balance-risk-check-on-base-chain-4a8fde6b/llms.txt): $0.001/call via x402. Fetches the ERC20 token balance for a wallet address on Base chain and returns a structured risk summary, exposure breakdown, and DeFi product recommendations.
- [xx402 Base Token Liquidity & DEX Route Analysis](https://www.zero.xyz/c/xx402-base-token-liquidity-dex-route-analysis-6368b590/llms.txt): $0.01/call via x402. Returns DEX liquidity depth, pool fragmentation, slippage guardrails, and order-size guidance for a Base ERC20 token to support autonomous trade execution decisions.
- [xx402 Base DEX Pair Risk Assessment API](https://www.zero.xyz/c/xx402-base-dex-pair-risk-assessment-api-56092898/llms.txt): $0.01/call via x402. Returns a comprehensive risk assessment for a Base network DEX trading pair, including risk flags, market depth, activity metrics, and agent-oriented buy/avoid recommendations.
- [xx402 Base Wallet Watchlist Risk Digest](https://www.zero.xyz/c/xx402-base-wallet-watchlist-risk-digest-1eae6483/llms.txt): $0.01/call via x402. Analyzes one or more Base/EVM wallet addresses against an ERC20 token to produce a risk digest including watchlist classification, counterparty exposure, approval risks, and wallet-level risk scores.
- [xx402 Base Token Holder Sketch API](https://www.zero.xyz/c/xx402-base-token-holder-sketch-api-ee84cc00/llms.txt): $0.01/call via x402. Returns a probabilistic sketch of ERC20 token holder concentration, whale candidates, and transfer activity on the Base chain for risk analysis.
- [xx402 Base ERC20 Approval Risk Feed](https://www.zero.xyz/c/xx402-base-erc20-approval-risk-feed-6e4e1e3e/llms.txt): $0.01/call via x402. Scans recent Base blockchain approval logs for ERC20 tokens and returns risk-scored approval data, spender watchlists, and agent decision guidance for autonomous DeFi risk management.
- [xx402 Base Onchain Risk Radar](https://www.zero.xyz/c/xx402-base-onchain-risk-radar-1d1517a2/llms.txt): $0.01/call via x402. Returns on-chain risk analysis, DeFi yield flags, DEX pair anomalies, token discovery, and wallet risk verdicts for the Base blockchain network.
- [xx402 Base Actionable Risk Feed](https://www.zero.xyz/c/xx402-base-actionable-risk-feed-3ff9ba51/llms.txt): $0.01/call via x402. Returns ranked, actionable DeFi risk intelligence for the Base blockchain including token discovery, yield pools, contract control events, large transfers, and Bitcoin 15-minute prediction signals.
- [xx402 Base Token Flow Risk API](https://www.zero.xyz/c/xx402-base-token-flow-risk-api-afe1e47a/llms.txt): $0.01/call via x402. Analyzes on-chain transfer flows for a Base ERC20 token to produce risk scores, concentration breakdowns, top sender/receiver rankings, and flow decision signals for autonomous agents.
- [xx402 Base Large Transfer Radar](https://www.zero.xyz/c/xx402-base-large-transfer-radar-1a079eb2/llms.txt): $0.01/call via x402. Scans recent Base blockchain blocks for large ERC20 token transfers (USDC, WETH, and others) above a USD threshold, returning risk-ranked transfer data for autonomous agent risk monitoring.
- [xx402 Base Wallet Counterparty Flow Analysis](https://www.zero.xyz/c/xx402-base-wallet-counterparty-flow-analysis-c6f01734/llms.txt): $0.01/call via x402. Analyzes on-chain ERC20 transfer counterparties for a Base/EVM wallet address, returning flow summaries, risk flags, and buyer/seller discovery signals.
- [xx402 Base DeFi Risk & Data API](https://www.zero.xyz/c/xx402-base-defi-risk-data-api-e2ceb626/llms.txt): $0.01/call via x402. Returns risk assessments, DeFi protocol rankings, yield pool data, stablecoin info, and actionable allocation guidance for the Base blockchain network.
- [xx402 Base Wallet Batch Risk API](https://www.zero.xyz/c/xx402-base-wallet-batch-risk-api-a70a7c64/llms.txt): $0.01/call via x402. Fetches on-chain risk scores, DeFi enrichment, wallet profiling, and trust verdicts for one or more Base/EVM wallet addresses in a single paid call.
- [xx402 Base DEX Pair Anomaly Radar](https://www.zero.xyz/c/xx402-base-dex-pair-anomaly-radar-897c3a7c/llms.txt): $0.01/call via x402. Scans Base chain DEX pairs for anomalous activity and returns a prioritized watchlist, radar decision, and risk breakdown for DeFi trading pairs.
- [xx402 X402 Preflight Resource Checker](https://www.zero.xyz/c/xx402-x402-preflight-resource-checker-86e5b00c/llms.txt): $0.01/call via x402. Probes an x402-gated API endpoint to assess payment requirements, safety, and purchase viability before committing funds
- [xx402 Base Stable Asset Risk Feed](https://www.zero.xyz/c/xx402-base-stable-asset-risk-feed-2e8aa671/llms.txt): $0.01/call via x402. Returns risk analysis and quality rankings for stable assets (USDC, DAI, USDT, etc.) on the Base blockchain, including DEX liquidity, volume, and pair-level risk metrics.
- [xx402 Base Token Discovery Radar](https://www.zero.xyz/c/xx402-base-token-discovery-radar-1acf9c59/llms.txt): $0.01/call via x402. Discovers and ranks Base chain token candidates using Dexscreener search, filtering by liquidity and volume with optional live contract-control probes.
- [xx402 Base Promoted Token Risk Radar](https://www.zero.xyz/c/xx402-base-promoted-token-risk-radar-0fdd8580/llms.txt): $0.01/call via x402. Returns risk-tiered analysis of promoted Base chain tokens, including DeFi metrics, contract control probes, liquidity filters, and bucketed buy/avoid/watchlist decisions for autonomous trading agents.
- [xx402 Base Liquidity Exit Risk Feed](https://www.zero.xyz/c/xx402-base-liquidity-exit-risk-feed-2e0be239/llms.txt): $0.01/call via x402. Returns ranked exit-risk alerts, DEX pair anomalies, large-transfer signals, and token watchlist data for Base chain ERC-20 tokens to help autonomous agents assess DeFi liquidity and rug-pull risk.
- [xx402 Base RPC Risk Preflight](https://www.zero.xyz/c/xx402-base-rpc-risk-preflight-c5b55f8f/llms.txt): $0.01/call via x402. Performs a risk preflight check on a Base/EVM address, token, and optional transaction hash, returning account state, token state, transfer history, risk flags, and DeFi routing recommendations.
- [xx402 Base Risk Delta Feed](https://www.zero.xyz/c/xx402-base-risk-delta-feed-5d86f19c/llms.txt): $0.01/call via x402. Returns a risk-delta packet for Base chain tokens and DeFi positions, including new/worsened/improved risks, action queues, and repeat-purchase hints for autonomous agents.
- [xx402 Base Chain Contract Inspector](https://www.zero.xyz/c/xx402-base-chain-contract-inspector-3e08f7af/llms.txt): $0.001/call via x402. Inspects a Base/EVM address to determine if it is a contract, detect proxy patterns, and return risk/decision signals for autonomous agents.
- [xx402 Base Pool Launch Risk Feed](https://www.zero.xyz/c/xx402-base-pool-launch-risk-feed-ac14123c/llms.txt): $0.01/call via x402. Returns a risk-scored feed of newly launched and hot Base chain liquidity pools, categorizing them into priority, watchlist, review, avoid, and urgent queues for autonomous DeFi risk assessment.
- [xx402 BTC 15-Minute Execution Friction API](https://www.zero.xyz/c/xx402-btc-15-minute-execution-friction-api-d8b39a3f/llms.txt): $0.01/call via x402. Returns execution friction analysis, ticket-size ladders, and buyer/seller playbook data for Bitcoin 15-minute Up/Down prediction markets.
- [xx402 X402 Seller Visibility Audit](https://www.zero.xyz/c/xx402-x402-seller-visibility-audit-a3049392/llms.txt): $0.01/call via x402. Audits an x402-enabled API seller's discoverability and readiness on the CDP Bazaar marketplace by probing the origin for 402 responses and checking seller visibility for given search queries.
- [xx402 BTC 15-Minute Threshold Pressure Alert](https://www.zero.xyz/c/xx402-btc-15-minute-threshold-pressure-alert-c7bb2287/llms.txt): $0.01/call via x402. Returns a derived alert indicating whether Bitcoin price is approaching a 15-minute prediction-market target threshold, with pressure score and buyer playbook guidance.
- [xx402 Base Treasury Yield Risk Pulse](https://www.zero.xyz/c/xx402-base-treasury-yield-risk-pulse-b90f930e/llms.txt): $0.01/call via x402. Returns a DeFi yield risk pulse for the Base chain, scoring stablecoin and treasury-style pool candidates with allocation caps, priority queues, and risk breakdowns for autonomous agents.
- [xx402 Base Wallet Micro Risk Intake](https://www.zero.xyz/c/xx402-base-wallet-micro-risk-intake-0940af83/llms.txt): $0.001/call via x402. Returns wallet risk profiles, DeFi exposure, token approval analysis, and trust verdicts for up to 3 Base/EVM addresses against a specified ERC20 token.
- [xx402 BTC 15-Minute Prediction Market Calibration Slice](https://www.zero.xyz/c/xx402-btc-15-minute-prediction-market-calibration-slice-e005305a/llms.txt): $0.01/call via x402. Returns calibration data and signal buckets for resolved Bitcoin 15-minute Up/Down prediction markets to help agents assess market quality and decide whether to participate.
- [xx402 Top Service Opportunity Radar](https://www.zero.xyz/c/xx402-top-service-opportunity-radar-20c1d523/llms.txt): $0.01/call via x402. Scans the x402 ecosystem to surface the highest-demand data API opportunities for sellers and autonomous agents in the Base/DeFi/Bitcoin space.
- [xx402 Base Token Micro Risk Intake API](https://www.zero.xyz/c/xx402-base-token-micro-risk-intake-api-e419567a/llms.txt): $0.001/call via x402. Returns a micro risk ass

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