{"uid":"cap_q4hWrkDo0t5Ktc-4B2LDi","slug":"deepgram-text-to-speech-via-x402-paysponge-97759fbd","name":"Deepgram Text-to-Speech (via x402/PaySponge)","description":"Text to Speech transformation","url":"https://deepgram.x402.paysponge.com/v1/speak","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"text":{"type":"string","description":"The text content to be converted to speech"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_rGv8qS9xAunmuNmjpXZzF","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Converts text into spoken audio using Deepgram's text-to-speech engine, billed per call via x402 micropayment.","exampleAgentPrompt":"Can you read this text aloud using Deepgram's voice synthesis: 'Welcome to our platform, we are glad you are here.'","exampleUseCases":null,"resultDescription":"Returns synthesized audio data (speech) corresponding to the input text, generated by Deepgram's TTS engine. The agent receives audio content that can be played back or saved as an audio file.","failureModes":["Empty or missing text field returns a 400 error","Payment failure via x402 protocol results in 402 Payment Required response","Text that is too long may be rejected or truncated depending on model limits","Network timeout for very long synthesis tasks","Unsupported characters or languages in text may yield degraded or empty audio"],"whenToPreferThis":"Use this endpoint when you need pay-per-call text-to-speech synthesis powered by Deepgram and want to pay via USDC micropayments using the x402 protocol — ideal for agents that need on-demand TTS without a subscription, or for workflows integrating with the PaySponge/x402 payment layer.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T17:51:12.230Z","isFirstParty":false}