{"uid":"cap_bZH3tIFyZ8vFrv8mXPNtk","slug":"delx-evm-blob-count-check-1e5b2389","name":"Delx EVM Blob Count Check","description":"EVM Blob Count Check: EVM Blob Count Check checks caller-supplied blob count against a transaction limit from bounded caller-supplied values without an external provider. Call EVM Blob Count Check 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 Blob Count Check as versioned deterministic JSON. Price: $0.001 USDC vi…","url":"https://api.delx.ai/api/v1/x402/evm-blob-count-check","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"maximum":{"type":"integer","description":"Maximum supplied to EVM Blob Count Check; used only for this bounded calculation and processed in memory without retention."},"blob_count":{"type":"integer","description":"Blob Count supplied to EVM Blob Count Check; used only for this bounded calculation and processed in memory without retention."}}},"responseSchema":{"type":"json","example":{"result":{"maximum":6,"blob_count":2,"within_limit":true},"schema":"delx/util-evm-blob-count-check/v1","status":"pass","evidence":{"retained":false,"input_sha256":"b549f9e7119c69aa37ac661b862dfefbba90fa2ca0d8fa28e49d03aec7f75485","external_calls":0},"operation":"evm_preflight:evm_blob_count_check"}},"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_d4KisBlEm05D4cqemrJ7C","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":"Validates whether an EVM transaction blob count is within a specified maximum limit, returning a pass/fail result with evidence metadata.","exampleAgentPrompt":"Check if a blob count of 2 is within the maximum of 6 for an EVM transaction — I need to know if it's safe to proceed before I submit.","exampleUseCases":[{"title":"Preflight blob count before EVM send","prompt":"Before I submit this EVM transaction, check whether my blob count of 4 is within the maximum of 6 — tell me if it's within the limit."},{"title":"Agent guard rail for EIP-4844 blobs","prompt":"I'm building a transaction pipeline that uses EIP-4844 blobs. Can you verify that a blob count of 3 doesn't exceed the maximum of 6 so my agent knows it can safely proceed?"},{"title":"Batch transaction validation for blob ceiling","prompt":"My agent is about to send a blob transaction with 5 blobs and the network cap is 6 — can you run the EVM blob count check and confirm whether it passes?"}],"resultDescription":"Returns a JSON object with the result object containing blob_count, maximum, and within_limit boolean; a status field ('pass' or 'fail'); and an evidence block with input SHA-256 hash, retained flag (always false), and external_calls count confirming no data is stored or forwarded.","failureModes":["Missing required fields (blob_count or maximum not provided) result in validation error","Non-integer values for blob_count or maximum cause schema rejection","Negative integers may produce unexpected comparison results","Network or service unavailability returns 5xx error"],"whenToPreferThis":"Use this endpoint when you need a lightweight, auditable, zero-retention preflight check to verify that an EVM transaction's blob count does not exceed a specified maximum before submission. Prefer it over manual comparison logic when you need a tamper-evident SHA-256 evidence trail and explicit pass/fail status for agent decision-making in EVM blob transaction pipelines.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:59:48.474Z","isFirstParty":false}