# Services from wallet-portfolio-history-mcp.mtree.workers.dev on Zero > wallet-portfolio-history-mcp.mtree.workers.dev serves 16 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/wallet-portfolio-history-mcp.mtree.workers.dev Live health (JSON, refreshed every minute): https://www.zero.xyz/host/wallet-portfolio-history-mcp.mtree.workers.dev/health.json ## Services - [Wallet Portfolio Token Balances (ERC20, Multi-Chain)](https://www.zero.xyz/c/wallet-portfolio-token-balances-erc20-multi-chain-b4a0b360/llms.txt): $0.15/call via x402. Returns curated ERC20 token balances for a wallet address across high-volume EVM chains, with D1-backed historical snapshots and source coverage metadata. - [Wallet Autopay Risk Report](https://www.zero.xyz/c/wallet-autopay-risk-report-9a1338c3/llms.txt): $0.200000/call via x402. Generates a 0-100 autopay risk score for a wallet address, including transaction-pattern burst risk, counterparty exposure, failed-call signals, spend-limit guidance, and recommended autopay policy. - [Wallet Activity-Risk Score for Agents](https://www.zero.xyz/c/wallet-activity-risk-score-for-agents-8acdfdca/llms.txt): $0.200000/call via x402. Returns a comprehensive activity-risk score (0-100) for a Base wallet address, including transaction velocity, failed calls, counterparty concentration, protocol touchpoints, balance context, alerts, and a recommended autopay/signing policy for autonomous agents. - [Wallet Portfolio Change Digest](https://www.zero.xyz/c/wallet-portfolio-change-digest-aac07ace/llms.txt): $0.200000/call via x402. Compares current wallet state against prior D1 snapshots to flag token balance deltas, new transactions, DeFi position changes, and transaction-velocity alerts before autopay or fund routing. - [Wallet Counterparty Risk Graph](https://www.zero.xyz/c/wallet-counterparty-risk-graph-39490ef3/llms.txt): $0.250000/call via x402. Analyzes a wallet's recent transaction history to rank counterparties, map protocol touchpoints, score concentration risk, and produce a 0-100 counterparty risk score with labeled edges and failed-call signals. - [Wallet Spend-Limit Policy](https://www.zero.xyz/c/wallet-spend-limit-policy-38f54adb/llms.txt): $0.250000/call via x402. Evaluates per-call and per-counterparty spend caps, autopay controls, wallet risk score, and burst signals to produce a pre-payment policy decision for autonomous agents - [DeFi Balances & Protocol Position Snapshot](https://www.zero.xyz/c/defi-balances-protocol-position-snapshot-d05f88be/llms.txt): $0.2/call via x402. Returns a DeFi balance and protocol-position snapshot for a wallet, including Aave/Compound receipt tokens, Aerodrome/Lido positions, protocol interaction hints, D1 history, freshness, and provenance. - [Wallet Transaction History Lookup (Base)](https://www.zero.xyz/c/wallet-transaction-history-lookup-base-1c1e119a/llms.txt): $0.250000/call via x402. Returns recent transaction history for a Base wallet address, sourced from hosted D1 snapshots and Blockscout, to give agents pre-action context about wallet activity. - [EVM Wallet Portfolio Totals](https://www.zero.xyz/c/evm-wallet-portfolio-totals-d28702ee/llms.txt): $0.2/call via x402. Returns native balance, curated ERC-20 token totals, freshness metadata, provenance details, and risk flags for an EVM wallet address to support pre-routing fund diligence. - [Wallet Risk Scorer](https://www.zero.xyz/c/wallet-risk-scorer-51d72312/llms.txt): $0.200000/call via x402. Scores a Base wallet address 0-100 for activity risk using transaction patterns, counterparty exposure, failed-call signals, and protocol touchpoints, then recommends autopay and signing policies - [Token Approval Risk Analyzer](https://www.zero.xyz/c/token-approval-risk-analyzer-e02f7b8d/llms.txt): $0.250000/call via x402. Analyzes ERC20 token approval exposure for a wallet address, flagging risky/unlimited approvals, allowance-to-balance ratios, and recommending revoke-or-cap actions for agent spend control. - [Wallet Account Identity Profile (EVM)](https://www.zero.xyz/c/wallet-account-identity-profile-evm-eb606138/llms.txt): $0.15/call via x402. Derives a curated identity profile for an EVM wallet address, including labels, activity tags, top counterparties, protocol interactions, and holding context from hosted D1 snapshots. - [Wallet Allowance Policy Analyzer](https://www.zero.xyz/c/wallet-allowance-policy-analyzer-1212e80b/llms.txt): $0.250000/call via x402. Analyzes token allowance risk and approval exposure for a wallet, providing revoke/cap guidance and autopay spend-control policy from live allowance reads and D1 snapshots - [Wallet Transaction Pattern Analyzer](https://www.zero.xyz/c/wallet-transaction-pattern-analyzer-17c346c6/llms.txt): $0.200000/call via x402. Analyzes a wallet's transaction patterns including method mix, cadence, inbound/outbound flow, failed status signals, top counterparties, protocol touches, burst risk score, and autopay policy from refreshed D1 history - [Token Approval Risk Check for EVM Wallets](https://www.zero.xyz/c/token-approval-risk-check-for-evm-wallets-96245189/llms.txt): $0.200000/call via x402. Analyzes token approval exposure for a wallet address, flagging dangerous spender approvals, unlimited allowances, and approval-to-balance ratios with revoke-or-cap recommendations. - [Agent Spend Controls – Approval Risk Gate & Wallet Limits](https://www.zero.xyz/c/agent-spend-controls-approval-risk-gate-wallet-limits-d6750c4c/llms.txt): $0.25/call via x402. Evaluates autonomous agent wallet spend requests against approval-risk gates, per-call/per-counterparty limits, burst signals, risky spender flags, and autopay policy using live allowance data and fresh wallet snapshots Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently. - [Zero catalog index](https://www.zero.xyz/llms.txt)