Every third-party service in Sippy's stack, the role it plays, and the agreement it operates under. This page closes the M2 requirement that 100% of third-party integrations are contractually scoped and documented. User data handling across these services is governed by the Privacy Policy at sippy.lat/privacy. Updated 2026-07-10.

Provider Role in Sippy Agreement basis
Coinbase CDP Non-custodial embedded wallets on Arbitrum One; users own their keys Coinbase Developer Platform terms of service
Pimlico ERC-4337 bundler and verifying paymaster sponsoring gas for sends, onboarding, and savings Pimlico commercial terms; paid plan with per-policy spend caps
Colurs.io COP fiat onramp for Colombia; KYC is performed and held by Colurs Signed partner agreement
Coinbase Onramp Fiat onramp for countries outside Colombia and Europe Coinbase Onramp terms of service
Mt Pelerin SEPA EUR onramp for Europe via the /topup rail gate Mt Pelerin partner API terms
LI.FI Cross-chain bridge and swap routing for /fund top-ups, auto-routing to USDC on Arbitrum LI.FI widget and API terms
Meta (WhatsApp Business Platform) Primary user channel; approved Business API production number WhatsApp Business Platform terms
Twilio SMS OTP delivery, dual-channel with WhatsApp templates Twilio terms of service
Groq LLM inference for the trilingual natural-language parser Groq API terms
Alchemy Onchain indexer and RPC for Arbitrum One Alchemy terms of service
Railway Backend and database hosting, production and staging environments Railway terms of service
Vercel Web app hosting (sippy.lat, fund.sippy.lat) Vercel terms of service
PostHog Product analytics and error tracking, keyed to hashed identifiers PostHog terms of service
Resend Transactional email (OTP codes, account notifications) Resend terms of service
Zoho User support ticketing Zoho terms of service