{"uid":"cap_DNAr5VFsa2pPFVNmLkFga","slug":"x402-dellbot-win-3a5937d8","name":"x402.dellbot.win TTS Nano (Kokoro)","description":"Cheapest TTS on x402 Bazaar. POST text, get back MP3 audio. tts-kokoro (open-weights, fast, multi-voice). 1000-char input cap. Returns audio/mpeg binary directly — no JSON wrapper to decode.","url":"https://x402.dellbot.win/tts-nano","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","bodyType","body"],"properties":{"body":{"type":"object","required":["input"],"properties":{"input":{"type":"string","maxLength":1000,"description":"Text to synthesize (max 1000 chars)"},"model":{"enum":["tts-kokoro"],"type":"string"},"speed":{"type":"number"},"voice":{"type":"string","description":"Model-specific voice id"},"response_format":{"enum":["mp3","wav","opus","aac","flac"],"type":"string"}}},"type":{"type":"string","const":"http"},"method":{"enum":["POST","PUT","PATCH"],"type":"string"},"bodyType":{"enum":["json","form-data","text"],"type":"string"}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"string","format":"binary","contentMediaType":"audio/mpeg"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_1faKXdVle6MjR34_TVC5v","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Converts text (up to 1000 characters) to MP3 audio using the Kokoro open-weights TTS model, returning raw audio/mpeg binary.","exampleAgentPrompt":"Can you read this text aloud and give me an MP3: 'Welcome to the future of audio. This is a test of the Kokoro voice system.' Use the default voice.","exampleUseCases":null,"resultDescription":"A raw binary MP3 audio file (audio/mpeg) with no JSON wrapper — the response body is directly playable audio of the synthesized speech.","failureModes":["Input text exceeds 1000 characters → 400 or truncation error","Empty text body → 400 bad request","Unsupported voice name → error or fallback to default","Payment not included or insufficient → 402 Payment Required","Network timeout on audio generation → 504 or connection error"],"whenToPreferThis":"Choose this endpoint when you need the cheapest available TTS on the x402 Bazaar, want fast Kokoro open-weights voice synthesis, need raw MP3 binary output with no JSON decoding step, and your input text is under 1000 characters.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:30:08.982Z","isFirstParty":false}