{"stage":"public-mainnet","network":"eip155:8453","price_usdc":"0.01","asset":"USDC","pay_to":"0xa369aC3412360206DB63507b190E691c0C5B9F3e","payment_protocol":"x402 v2, exact","support":"https://neurodynamic.tech/contact","billing":"Flat price per clip. Payment settlement is attempted only after transcription succeeds. Invalid audio and upstream transcription failures are not charged. If settlement is uncertain, do not create another payment; contact support with the transaction hash and payer address, never your private key or payment signature.","commercial_price_final":true,"model":"Whisper large-v3-turbo (whisper-1 API alias)","limits":{"seconds":60,"file_bytes":12582912,"concurrency":1,"queue":0,"daily_jobs_utc":100,"launch_settlement_limit":250},"formats":["wav","mp3","flac","ogg"],"recovery":"Retry the same file, language and PAYMENT-SIGNATURE within one hour. Never create a new payment after an uncertain settlement; contact the operator.","engagement_monitoring":"Private operational logs include time, service, route category, outcome, duration, client software family and keyed masked connection/account/wallet identifiers. No raw IP, audio, transcript, credentials or payment proof is stored in engagement logs. Self-reported client names are unverified. Detailed logs are bounded and retained up to 90 days; older detail may be pruned for capacity. Payment receipts and aggregate sales remain for accounting. Database backups follow their separate retention schedule.","content_handling":"Gateway holds audio in memory. Backend uses bounded temporary RAM storage. Transcript retained locally for up to one hour for recovery, then removed within 30 seconds. Payment receipts retained. Production receipt backups exclude transcripts. Blockchain payment records are public and retained indefinitely. Cloudflare handles public HTTPS traffic and Coinbase processes payments."}