{"uid":"cap_y-XGuIZLD9f3FHugNFMzz","slug":"delx-evm-batch-gas-sum-38434a26","name":"Delx EVM Batch Gas Sum","description":"EVM Batch Gas Sum: EVM Batch Gas Sum sums gas limits and fee ceilings across a transaction batch from bounded caller-supplied values without an external provider. Call EVM Batch Gas Sum before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape findings, and a fail-closed preflight status for EVM Batch Gas Sum as versioned deterministic JSON. Price: $0.001 USDC via x402 on Base…","url":"https://api.delx.ai/api/v1/x402/evm-batch-gas-sum","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"transactions":{"type":"array","items":{"type":"object","maxProperties":128,"additionalProperties":true},"maxItems":256,"description":"Transactions supplied to EVM Batch Gas Sum; used only for this bounded calculation and processed in memory without retention."}}},"responseSchema":{"type":"json","example":{"result":{"total_gas":71000,"fee_ceiling_wei":"81000000000000","transaction_count":2},"schema":"delx/util-evm-batch-gas-sum/v1","status":"pass","evidence":{"retained":false,"input_sha256":"37fd9d992f36719b2a5335554b644d0245f5e690b6bf017cfb5b8cb21fe3dbde","external_calls":0},"operation":"evm_preflight:evm_batch_gas_sum"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_gTybjvMcMvFpzR1Jm1-OX","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Computes the total gas and fee ceiling for a batch of EVM transactions in a single preflight calculation.","exampleAgentPrompt":"Before I submit these 5 Ethereum transactions as a batch, calculate the total gas and fee ceiling so I know my budget — here are the transaction objects.","exampleUseCases":[{"title":"Pre-submit budget check for DeFi batch","prompt":"I'm about to send a batch of 8 DeFi swaps on Ethereum — can you preflight them to get the total gas and fee ceiling in wei before I broadcast anything?"},{"title":"Gas budget validation for NFT mint batch","prompt":"I have 15 NFT mint transactions ready to go — run them through the batch gas sum so I can confirm the total gas fits within my budget before executing."},{"title":"Agent cost estimation before multi-transfer","prompt":"My agent needs to send tokens to 20 addresses in one batch — can you calculate the combined gas total and fee ceiling for all those transfer transactions first?"}],"resultDescription":"Returns a JSON object with total_gas (integer sum of gas across all transactions), fee_ceiling_wei (string, maximum fee in wei), and transaction_count (integer). Also includes an evidence block confirming no data retention, the input SHA-256 hash, and zero external calls made during processing.","failureModes":["Batch exceeds 256 transaction limit — request rejected","Individual transaction object exceeds 128 properties — validation error","Malformed transaction objects — parsing failure or unexpected results","Missing or empty transactions array — error response","Network timeout on large batches approaching the 256-item limit"],"whenToPreferThis":"Use this endpoint when an agent needs to preflight a batch of EVM transactions before submission to estimate total gas spend and fee ceiling in a single call. Prefer it over individual per-transaction gas estimates when you have multiple transactions and need an aggregated budget figure. Ideal for agent workflows that must validate gas budget before committing to on-chain execution, especially when privacy matters since no data is retained.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T19:01:57.915Z","isFirstParty":false}