{"uid":"cap_UE7rSgXC_mOqR2wI_3mmN","slug":"delx-commerce-csv-null-normalize-32471633","name":"Delx Commerce CSV Null Normalize","description":"Pay-per-result APIs for agents. No signup. Exact price. Verifiable delivery. USDC on Base + Solana via x402.","url":"https://commerce.delx.ai/api/v1/x402/csv-null-normalize?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"text":{"type":"string","maxLength":8192,"description":"Text supplied to CSV Null Normalize; used only for this bounded calculation and processed in memory without retention."},"null_tokens":{"type":"array","items":{"type":"string","maxLength":8192},"maxItems":256,"description":"Null Tokens supplied to CSV Null Normalize; used only for this bounded calculation and processed in memory without retention."}}},"responseSchema":{"type":"json","example":{"result":{"csv":"id,value\n1,\n2,"},"schema":"delx/util-csv-null-normalize/v1","status":"pass","evidence":{"retained":false,"input_sha256":"0d3f23cb4b83985ebd8f4738f93f8b5fe9ff8a59fe6762aa4eb095a755f5b176","external_calls":0},"operation":"data_batch:csv_null_normalize"}},"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_f-kPOtzChv6OIuAf_bCyl","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":"Normalizes null/empty values in CSV text by replacing custom null tokens with standard empty fields, returning a cleaned CSV string.","exampleAgentPrompt":"Take this CSV text and normalize all the null values — replace tokens like 'NULL', 'N/A', and 'none' with actual empty fields: 'id,value\\n1,NULL\\n2,N/A\\n3,none'","exampleUseCases":[{"title":"Pipeline ingestion null cleanup","prompt":"I have a CSV export from our database with inconsistent null representations — some cells say 'NULL', others say 'N/A', and some say '-'. Can you normalize all of those to empty fields so I can load it cleanly into our pipeline? Here's the CSV: 'id,name,score\\n1,Alice,NULL\\n2,Bob,N/A\\n3,Carol,-'"},{"title":"Data quality preprocessing for ML","prompt":"Before I feed this training CSV into my model, I need to standardize all the missing value tokens. Replace 'missing', 'unknown', and 'n/a' with proper empty fields in this data: 'feature1,feature2,label\\nmissing,0.5,1\\n0.3,unknown,0\\n0.7,n/a,1'"},{"title":"ETL transform for reporting","prompt":"Our sales report CSV has a mix of 'NONE' and 'null' and empty strings standing in for missing values — can you normalize all of them to truly empty CSV fields using 'NONE' and 'null' as the null tokens? CSV: 'region,sales,quota\\nWest,NONE,5000\\nEast,null,3200\\nNorth,2100,null'"}],"resultDescription":"Returns a JSON object containing the normalized CSV string under result.csv, a status field ('pass'), operation metadata ('data_batch:csv_null_normalize'), and an evidence block with a SHA-256 hash of the input, confirmation that no data was retained, and the count of external calls made (always 0).","failureModes":["Input text exceeds 8192 character limit — request rejected","null_tokens array exceeds 256 items — request rejected","Malformed JSON body — 400 error","Payment not included or invalid USDC payment via x402 — 402 payment required","Network timeout on large CSV payloads"],"whenToPreferThis":"Choose this endpoint when you need a verifiable, pay-per-call, no-signup CSV null normalization with cryptographic evidence of non-retention. Ideal for agents handling sensitive or regulated tabular data where auditability matters, or for lightweight ETL steps in agent workflows that must avoid persistent data storage. Prefer over self-hosted solutions when you need provable processing guarantees without infrastructure overhead.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-01T00:53:55.928Z","isFirstParty":false,"canonicalSlug":"delx-commerce-csv-null-normalize-32471633"}