Subprocessors

Tonecast Cloud subprocessors

These are the third-party services we expect to use for Tonecast Cloud v1. Direct BYOK mode does not route AI requests through Tonecast Cloud.

ProviderPurposeData
RenderAPI hostingRequest metadata and transient Cloud request traffic
SupabasePostgres databaseAccount, device, subscription, entitlement, usage, and audit metadata
UpstashRedisRate-limit, spend-cap, concurrency, and short-lived cache metadata
ClerkAuthenticationUser identity, session, and email verification data
StripeBillingPayment, invoice, tax, subscription, and customer metadata
AnthropicText generationPrompt content sent when using Tonecast Cloud text generation
GroqVoice transcriptionAudio sent when using Tonecast Cloud transcription
SentryError monitoringError metadata and stack traces with content redaction policy
Postmark or ResendTransactional emailEmail address and support/account email contents
VercelWebsite hostingWebsite request metadata

This list should be finalized before paid Cloud launch after vendor accounts, DPAs, SCCs, and production regions are confirmed.