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Token Approval Risk Analyzer
x402
Token Approval Risk Analyzer is a paid API for AI agents from wallet-portfolio-history-mcp.mtree.workers.dev, paid per call via x402, $0.250000/call, status unknown (last checked 2026-09-15).
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.
Price / call$0.250000
Success—
StatusUnknown
How this service works
Hosted token approval risk for autonomous agents: token-by-token spender approval exposure, allowance-to-balance ratios, risky/unlimited approval flags, revoke-or-cap actions, and agent spend-control policy from fresh D1 wallet snapshots plus live allowance reads. Price 0.25 USDC on Base via x402. Demo: https://wallet-portfolio-history-mcp.mtree.workers.dev/demo/tools/token_approval_risk. Contact: https://wallet-portfolio-history-mcp.mtree.workers.dev/contact.
Output
Returns a token-by-token breakdown of spender approval exposure including allowance-to-balance ratios, risky/unlimited approval flags, recommended revoke-or-cap actions, and an agent spend-control policy derived from fresh D1 wallet snapshots combined with live on-chain allowance reads.
Example use cases
Example prompt
“Audit the token approval risk for my wallet 0xAbC123...def on Base — show me any unlimited or risky approvals, the allowance-to-balance ratios, and what I should revoke or cap before enabling autopay.”
Technical details
Endpoint
POSThttps://wallet-portfolio-history-mcp.mtree.workers.dev/tools/token_approval_riskWhen to prefer
Choose this endpoint when an AI agent needs to audit a wallet's ERC20 token approval exposure before executing transactions, enabling autopay, or enforcing spend-control policies. It is specifically designed for autonomous agents that need machine-readable risk flags and actionable revoke/cap recommendations, combining historical D1 snapshots with live allowance data for accuracy.
Side effects
- Invalid or malformed wallet address returns a validation error
- Unsupported chain ID returns an error indicating chain is not supported
- Payment not included or insufficient (requires 0.25 USDC on Base via x402) returns 402 Payment Required
- Wallet with no token approvals returns empty approval list
- Downstream RPC or D1 snapshot unavailability may cause timeout or partial data
- Rate limiting may return 429 if called too frequently
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Tags
x402
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