{"uid":"cap_6kvJkhv5OZ6JK0zKo6vKn","slug":"crosschain-transaction-cost-report-15032339","name":"CrossChain Transaction Cost Report","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/crosschain_transaction_cost_report/invoke","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"request_json":{"type":"string","maxLength":65536,"minLength":2}}},"responseSchema":{"type":"json","example":{"replay":false,"result":{"warnings":["No live fees or exchange rates are inferred."],"service_id":"crosschain_transaction_cost_report","analysis_json":"{\"comparison_policy\":\"compare_only_identical_units_or_caller_supplied_conversions\",\"fees\":[{\"amount\":\"2205000\",\"chain\":\"base\",\"unit\":\"wei\"}]}","evidence_scope":"caller_supplied_data","analyzed_network":"solana_base_polygon"},"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":"crosschain_transaction_cost_report","executionId":"example-execution","startedAtMs":0,"amountAtomic":"20000","resultSha256":"df5e68836c6f137aafe57094143a23ce3c97e080a4addf13ba45f8894937f529","serviceVersion":"1.0.0","settlementReference":"0x0000000000000000000000000000000000000000000000000000000000000000"},"artifacts":[],"requestId":"example-request","executionId":"example-execution"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_3j8dV11tUN6doYuBGs87s","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Analyzes and compares cross-chain transaction fees across multiple blockchain networks (Solana, Base, Polygon) from caller-supplied transaction data.","exampleAgentPrompt":"Can you analyze these cross-chain transaction fee records and give me a cost comparison report across Solana, Base, and Polygon — here's the raw transaction JSON with the fee amounts in wei?","exampleUseCases":[{"title":"DeFi bridge cost comparison","prompt":"I have fee data from a token bridge transaction that touched Base and Polygon — can you run a cross-chain cost report and tell me which leg was more expensive, using this transaction JSON I'm pasting in?"},{"title":"Agent treasury optimization","prompt":"My agent just completed swaps on Solana and Base. Here's the transaction data — can you analyze the fees paid on each chain and summarize the total cost breakdown so I can decide which chain to route future transactions through?"},{"title":"Multi-chain audit report","prompt":"I'm auditing our protocol's fee spend last week across Solana, Base, and Polygon. Here's the JSON with all the fee records — can you run a cross-chain transaction cost report and flag any anomalies or warnings?"}],"resultDescription":"Returns a structured analysis containing a fee breakdown per chain (amount, chain, unit), the list of analyzed networks, evidence scope (caller_supplied_data), comparison policy used, and any warnings such as missing live fee or exchange rate data. Wrapped in a receipt confirming payment and execution.","failureModes":["Malformed or empty request_json returns a validation error","No live fee or exchange rate data available — service only analyzes caller-supplied data, not real-time on-chain queries","Unsupported network identifiers in the JSON may be ignored or flagged in warnings","Mismatched token units across chains prevent direct comparison — comparison policy limits to identical units only","Payment failure via x402 results in 402 response and no execution"],"whenToPreferThis":"Choose this endpoint when you already have raw cross-chain transaction fee data (e.g. from your own wallet, protocol logs, or bridge receipts) and need a structured cost comparison report across Solana, Base, and Polygon. It is best for offline/static analysis of caller-supplied data rather than live on-chain fee queries. Prefer this over generic gas estimation tools when you need a multi-chain comparison policy applied to your own transaction records at very low cost ($0.02 USDC).","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T07:03:07.038Z","isFirstParty":false}