{"uid":"cap_2f_x7J3c0KUt5tlSJvhgG","slug":"dtelecom-x402-gateway-credits-purchase-488f8015","name":"dTelecom x402 Gateway — Credits Purchase","description":"Pay-per-use WebRTC, Speech-to-Text, and Text-to-Speech for AI agents. Pay with USDC via x402. No API keys, no accounts. Built on dTelecom DePIN.","url":"https://x402.dtelecom.org/v1/credits/purchase","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"amount_usd":{"type":"number","minimum":0.1,"description":"Amount in USD to purchase"},"wallet_chain":{"enum":["solana","evm"],"type":"string","description":"Blockchain to use for payment"},"wallet_address":{"type":"string","description":"Your wallet address"}}},"responseSchema":{"type":"json","example":{"account_id":"550e8400-e29b-41d4-a716-446655440000","amount_usd":5,"credited_microcredits":"5000000"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"proven_free","priceSource":"registry","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":"free","summary":"Free","primary":{"kind":"free","protocol":"x402","network":"base","amountUsd":null,"per":"call","confidence":"unknown"},"accepted":[{"kind":"free","protocol":"x402","network":"base","amountUsd":null,"per":"call","confidence":"unknown"}]},"paymentMethods":[{"uid":"pm_Ou6EeEP29MGystOgyCepP","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Purchase prepaid communication credits (for WebRTC, STT, and TTS services) using USDC via x402 protocol, funded from a Solana or EVM wallet","exampleAgentPrompt":"Purchase $5 worth of dTelecom credits using my EVM wallet at 0xAbC1234...5678 so I can start making WebRTC and speech-to-text API calls.","exampleUseCases":[{"title":"Fund AI voice agent for customer calls","prompt":"Buy me $20 of dTelecom credits from my Solana wallet so my agent can handle incoming customer voice calls and transcribe them in real time."},{"title":"Top up TTS credits for notification delivery","prompt":"I need to add $10 worth of dTelecom credits using my Ethereum wallet so my agent can send voice notifications to users via text-to-speech."},{"title":"Prepay for multi-language speech pipeline","prompt":"Purchase $50 of dTelecom credits with USDC from my EVM wallet to power an agent that does live WebRTC conversations and STT transcription across multiple languages."}],"resultDescription":"Returns a JSON object with a unique account_id (UUID), the USD amount purchased, and the equivalent credited_microcredits balance (e.g. $5 USD = 5,000,000 microcredits) that can be spent on WebRTC, STT, and TTS calls.","failureModes":["Payment below $0.10 minimum rejected with validation error","Invalid wallet_chain value (not 'solana' or 'evm') returns enum validation error","Malformed wallet_address causes bad request error","x402 payment not confirmed on-chain results in credit not issued","Network or blockchain congestion may delay credit posting"],"whenToPreferThis":"Use this endpoint when an AI agent needs to fund its own dTelecom account for pay-per-use WebRTC, speech-to-text, or text-to-speech calls without requiring API keys or traditional account registration. Ideal when operating autonomously with a crypto wallet (Solana or EVM) and the x402 payment protocol.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:38:50.825Z","isFirstParty":false}