{"uid":"cap_62XVdvS9MJ-hjx0WwFTpf","slug":"signalharness-solana-spl-approval-analyzer-25251092","name":"SignalHarness Solana SPL Approval Analyzer","description":"Explore 330 pay-per-call x402 API services and 27 agent-native digital products, with Base USDC pricing, secure Polar checkout, and free discovery.","url":"https://signalharness.ai/api/agent/services/solana_spl_approval_analyze/invoke","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"request_json":{"type":"string","maxLength":65536,"minLength":2}}},"responseSchema":{"type":"json","example":{"replay":false,"result":{"warnings":["Does not query current authority or allowance state."],"service_id":"solana_spl_approval_analyze","analysis_json":"{\"changes\":[{\"account\":\"11111111111111111111111111111111\",\"action\":\"transfer\",\"amount_atomic\":null,\"authority\":null,\"delegate\":null,\"index\":0}],\"risk_flags\":[]}","evidence_scope":"caller_supplied_data","analyzed_network":"solana"},"status":"succeeded","receipt":{"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","usage":[],"status":"succeeded","network":"eip155:8453","artifacts":[],"endedAtMs":0,"latencyMs":0,"paymentId":"example-payment","receiptId":"example-receipt","requestId":"example-request","serviceId":"solana_spl_approval_analyze","executionId":"example-execution","startedAtMs":0,"amountAtomic":"15000","resultSha256":"b096565c56054d1696805b6fb6c060e39346048b2ef371f51f8ee99d128a0f10","serviceVersion":"1.0.0","settlementReference":"0x0000000000000000000000000000000000000000000000000000000000000000"},"artifacts":[],"requestId":"example-request","executionId":"example-execution"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.015","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.015/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.015","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.015","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_lt0cmIhBYX-RTVWzi9zlH","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.015","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Analyzes Solana SPL token approval and transfer instructions in a transaction to identify delegation changes, transfer actions, and associated risk flags.","exampleAgentPrompt":"Can you analyze this Solana transaction JSON and tell me if it contains any risky SPL token approvals or unexpected delegate authority changes?","exampleUseCases":[{"title":"Pre-signing SPL approval audit","prompt":"Before I sign this Solana transaction, can you analyze the SPL token approval instructions in it and flag any suspicious delegate or authority changes? Here's the raw transaction JSON."},{"title":"DeFi wallet security check","prompt":"I'm building a DeFi wallet and want to warn users before they approve risky token delegations — can you analyze this SPL instruction JSON and tell me what approvals are being granted and whether there are any risk flags?"},{"title":"Post-incident token approval review","prompt":"Someone may have tricked a user into signing a malicious Solana transaction. Can you parse this transaction JSON and show me all SPL token transfers and approvals, including any delegate authorities that were set?"}],"resultDescription":"Returns a structured analysis including a list of changes (account, action, amount, authority, delegate, index), a list of risk flags, the analyzed network (solana), evidence scope (caller_supplied_data), and the service ID. Also includes a receipt with payment and execution metadata.","failureModes":["Malformed or invalid JSON input returns a parse error","Service explicitly does not query on-chain state, so current authority or allowance accuracy is not guaranteed","Very large transaction JSON may exceed the 65536-character input limit","Missing or empty request_json field will fail validation","Network or payment failures may prevent execution"],"whenToPreferThis":"Use this endpoint when you need to statically analyze caller-supplied Solana SPL token approval or transfer instructions — for example, to audit a transaction before signing, to build wallet security warnings, or to investigate a suspicious transaction. It is a static analysis tool that works on provided data without querying live blockchain state, so prefer it for fast, offline-style checks. It should not be used when you need real-time on-chain authority or allowance lookups.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T19:01:35.811Z","isFirstParty":false}