{"service":"maintenance-helper","title":"Extractor literal de primeras frases","description":"Extrae las primeras 1 a 5 frases del texto y devuelve citas literales con posiciones. No identifica las ideas principales ni genera resúmenes nuevos. Prototipo pendiente de validación.","price":{"amount":"0.01","token":"USDC","network":"Base"},"input":{"type":"object","required":["text"],"properties":{"text":{"type":"string","minLength":1,"maxLength":8000},"sentences":{"type":"integer","enum":[1,2,3,4,5]}}},"inputExample":{"text":"Primera frase. Segunda frase.","sentences":1},"outputExample":{"method":"first_sentences","description":"Selecciona las primeras frases; no evalúa su importancia ni genera texto nuevo.","offsetUnit":"UTF-16 code units","sourceLength":29,"quotes":[{"text":"Primera frase.","start":0,"end":14}],"omittedSentences":1},"howToPay":"POST JSON to https://tienda.textokit.store/api/maintenance-helper without payment to receive HTTP 402 with the x402 payment requirements. Repeat the POST with the signed PAYMENT-SIGNATURE header (v2) or X-PAYMENT header (v1) to receive the result."}