{"uid":"cap_qJvi7woEPW71k9o9K7KXV","slug":"one-engine-t5-lowercase-text-normalizer-fc1a17a0","name":"ONE Engine T5 Lowercase Text Normalizer","description":"Low-cost pay-per-call utility APIs for autonomous agents using x402 on Base.","url":"https://one-search.one-engine.workers.dev/v3/text-normalize/lowercase/t5?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","required":["text"],"properties":{"text":{"type":"string","description":"Text up to 50000 characters"}}},"responseSchema":{"type":"object","additionalProperties":true},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.0025","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":"$0.0025/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0025","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0025","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_jHBdlyIS5Oh2h5Z2Mso3-","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.0025","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Converts input text to all lowercase characters using a T5-based normalization pipeline, for up to 50,000 characters per call.","exampleAgentPrompt":"Can you convert this text to all lowercase for me? Here's the input: 'The Quick Brown Fox Jumps Over The Lazy Dog — PLEASE NORMALIZE THIS.'","exampleUseCases":[{"title":"Normalize scraped product titles","prompt":"I've scraped a bunch of product titles from different websites and they have inconsistent casing — some all-caps, some title case, some mixed. Can you lowercase all of this text so I can deduplicate them properly: 'Apple iPhone 15 PRO MAX, APPLE iphone 15 Pro Max, apple IPHONE 15 pro max'?"},{"title":"Preprocess NLP training data","prompt":"Before I feed this customer review into my sentiment model, can you lowercase it so the tokenizer handles it consistently? The text is: 'The Service Was ABSOLUTELY Terrible — I Will NEVER Return!'"},{"title":"Case-insensitive keyword matching prep","prompt":"I need to run keyword matching on this paragraph but my matcher is case-sensitive, so can you normalize everything to lowercase first? Text: 'URGENT: The Board Meeting On TUESDAY Will Cover Q3 RESULTS And Future Strategy.'"}],"resultDescription":"Returns a JSON object containing the lowercased version of the submitted text, with all uppercase and mixed-case characters converted to their lowercase equivalents, preserving all other content such as punctuation, spacing, and special characters.","failureModes":["Text exceeds 50,000 character limit — request rejected or truncated","Empty text field — may return empty string or validation error","Non-string input in text field — schema validation error","Network timeout on Cloudflare Workers edge — transient 5xx error","Payment failure via x402 — 402 response if USDC balance insufficient"],"whenToPreferThis":"Choose this endpoint when you need a reliable, pay-per-call lowercase normalization step for agent pipelines without standing up your own NLP infrastructure. Ideal for autonomous agents that need deterministic, stateless text case conversion at low cost ($0.0025 USDC per call) with no rate-limit subscriptions. Prefer this over general-purpose LLM calls for lowercasing since it is cheaper, faster, and deterministic.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T12:44:03.059Z","isFirstParty":false,"canonicalSlug":"one-engine-t5-lowercase-text-normalizer-fc1a17a0"}