{"uid":"cap_gvD4g1-rw69JKq7l6czKb","slug":"x402factory-ai-solana-tts-dynamic-pricing-9169b332","name":"x402factory.ai Solana TTS - Dynamic Pricing","description":"Solana text-to-speech API paid via x402. Converts text input into a hosted audio URL. Dynamic pricing for TTS: the prepaid price is computed per request based on the input and charged upfront via x402. Estimated characters for this request: 23. Prepaid price for this request: 0.013800 USDC.","url":"https://x402factory.ai/solana/tts","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.3","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":"$0.0138/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0138","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0138","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_bcXvjROyAv3FALZLbbu0B","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.0138","costPer":"request","priority":0,"asset":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Converts input text into a hosted audio URL using text-to-speech synthesis, with dynamic per-character pricing paid via x402 on Solana","exampleAgentPrompt":"Can you convert this text into spoken audio: 'Welcome to our platform, we are glad you are here'? Use the Solana TTS endpoint and give me back the hosted audio URL.","exampleUseCases":[{"title":"Podcast intro voiceover generation","prompt":"Turn this intro script into audio I can use for my podcast: 'Hello and welcome to Tech Talks, the show where we break down the latest in AI and blockchain.'"},{"title":"Dynamic notification audio for app","prompt":"Convert this push notification message to speech so I can play it as an audio alert in my app: 'Your transaction has been confirmed successfully.'"},{"title":"Accessibility audio content","prompt":"I need a hosted audio version of this article summary so visually impaired users can listen: 'Today's top story covers advances in renewable energy storage technology.'"}],"resultDescription":"A hosted audio URL pointing to the synthesized speech file corresponding to the input text. The price charged is dynamically computed based on character count and deducted upfront via x402 in USDC on Solana.","failureModes":["Insufficient USDC balance in x402 wallet causes payment failure","Text input too long or malformed returns an error","x402 payment protocol negotiation failure","Hosted audio URL generation failure if storage backend is unavailable","Invalid or missing Solana wallet credentials"],"whenToPreferThis":"Choose this endpoint when you need dynamic per-request pricing for TTS (cost scales with character count), want to pay via x402 on Solana in USDC, and need a hosted audio URL returned directly. Prefer over fixed-tier TTS endpoints when input length varies significantly per request.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:47:10.133Z","isFirstParty":false}