{"service":"AgentSpendGuard","version":"0.1.0","category":"agent-spending-risk-guardrail","summary":"x402-paid preflight guardrail for buyer agents before they pay endpoints, interact with tokens, or sign EVM transactions.","bestFor":["Agents that call unknown x402 endpoints and need an allow/caution/block decision before paying.","Trading or wallet agents that need token risk checks before swaps.","Autonomous agents that need EVM calldata explanations before signing."],"notFor":["Custody or transaction execution. AgentSpendGuard never asks for private keys and never broadcasts transactions.","Legal, financial, or investment advice.","Guaranteeing that a token, endpoint, or transaction is safe."],"recommendedFirstCall":{"endpoint":"POST /v1/x402-risk","priceUsd":"$0.003","useWhen":"Your agent is about to pay a newly discovered x402 resource and needs a cheap trust/risk preflight."},"paidEndpoints":[{"method":"POST","path":"/v1/x402-risk","endpoint":"POST /v1/x402-risk","priceUsd":"$0.003","purpose":"Preflight an x402 endpoint before payment using Bazaar discovery, buyer reach, recent usage, price, and metadata quality."},{"method":"POST","path":"/v1/token-risk","endpoint":"POST /v1/token-risk","priceUsd":"$0.015","purpose":"Scan an EVM/Base token before swap or interaction using GoPlus and DexScreener evidence."},{"method":"POST","path":"/v1/tx-explain","endpoint":"POST /v1/tx-explain","priceUsd":"$0.01","purpose":"Explain EVM calldata before signing and flag approvals, unlimited allowances, swaps, multicalls, and unknown selectors."}],"freeEndpoints":["GET /","GET /health","GET /v1/capabilities","GET /v1/buyer-guide","GET /v1/payment-help","POST /v1/payment-quote","POST /v1/payment-preview","GET /v1/examples","GET /v1/usage","GET /openapi.json","GET /.well-known/x402"],"buyerSearchIntents":["x402 endpoint risk","agent payment guardrail","token risk scan","EVM transaction explain","approval risk detector","agent spending preflight","before signing transaction"],"docs":{"openapi":"/openapi.json","buyerGuide":"/v1/buyer-guide","paymentHelp":"/v1/payment-help","paymentQuote":"/v1/payment-quote","paymentPreview":"/v1/payment-preview","examples":"/v1/examples","valueAudit":"/docs/VALUE_AUDIT.md"}}