{"uid":"cap_t-oFChnuXaYV3jRH5lFAF","slug":"lingua-ai-batch-translation-localization-ce9bf98e","name":"Lingua — AI Batch Translation & Localization","description":"Pay USDC, get context-aware AI translation between any language pair. Supports 100+ languages, cultural adaptation, and batch translation.","url":"https://lingua-x402.fly.dev/api/batch-translate","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"to":{"type":"string","pattern":"^[a-z]{2}$"},"from":{"type":"string","pattern":"^[a-z]{2}$"},"texts":{"type":"array","items":{"type":"string","pattern":"\\S","maxLength":2500,"minLength":1},"maxItems":20,"minItems":1}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"3","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":"$3/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"3","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"3","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_1V8zp7I3UnQ5uAp71Q06J","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"3","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Translates multiple text items across 100+ language pairs with cultural context-awareness using AI, paid per call in USDC via x402","exampleAgentPrompt":"Can you batch translate these product descriptions — 'Soft leather wallet', 'Waterproof hiking boots', 'Wool knit scarf' — from English into French, Spanish, and Japanese using Lingua, making sure the tone is culturally appropriate for each market?","exampleUseCases":[{"title":"E-commerce catalog localization","prompt":"I have 50 product names and short descriptions in English that I need translated into German, French, and Italian for our EU store launch — can you batch translate them all with culturally appropriate phrasing?"},{"title":"Multilingual customer support","prompt":"Translate these 10 customer complaint messages from Spanish, French, and Japanese into English so our support team can read them — keep the tone and context accurate."},{"title":"App UI string localization","prompt":"Here's a list of 30 UI strings from our app in English — please batch translate them into Simplified Chinese, Korean, and Portuguese so we can ship our international versions this week."}],"resultDescription":"Returns translated versions of all submitted texts, adapted for cultural context and natural expression in the target language(s). Each batch item corresponds to a translated output, covering the full range of 100+ supported language pairs.","failureModes":["Payment not received or insufficient USDC — request rejected before translation begins","Unsupported language pair specified — service may error or return empty result","Malformed batch input (missing required fields) — HTTP 400 validation error","Oversized batch exceeding service limits — may time out or return partial results","Network instability on fly.dev infrastructure — intermittent 5xx errors possible"],"whenToPreferThis":"Choose this endpoint when you need to translate multiple texts in a single API call, want AI-driven cultural adaptation rather than word-for-word substitution, need broad language coverage (100+ languages), and are comfortable paying per-call in USDC via x402. Prefer this over single-text endpoints when batch efficiency matters, and over rule-based translation services when cultural nuance and natural phrasing are important.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:30:37.343Z","isFirstParty":false}