Overview
Seamlessly bridge your communication and privacy workflows by integrating Gmail with the RAILGUN Privacy Wallet. Automate secure transaction notifications and manage shielded transfer alerts directly from your inbox using B3OS automation.
Popular ways to use the Gmail + RAILGUN Privacy Wallet integration onchain
View all templates ›Invoice Email → Slack Approval → USDC Payment
Reads invoice emails from Gmail, pulls out the amount and wallet address, posts an Approve/Reject message in Slack, waits for a response, and pays in USDC if approved.
Private Gas Funding
Privately fund a wallet with native token using RAILGUN shielding. Shields USDC on Arbitrum, waits for proof-of-inclusion, unshields via relayer to a fresh wallet, swaps to ETH, and bridges to the destination chain.
Supported triggers and actions
Gmail: Send Email
ActionSend an email via Gmail. Use this to send notifications, alerts, or automated emails to users. Supports HTML body content, CC/BCC recipients, and reply threading. Ideal for: price alerts, workflow notifications, user communications, automated reports.
Gmail: New Email Matching Search
TriggerTriggers when a new email matching a Gmail search query is received. Supports Gmail search operators like 'from:[email protected] subject:invoice'. Polls your real Gmail inbox via OAuth.
RAILGUN Query Balance
ActionQuery private token balances in a RAILGUN wallet. Returns all ERC20 token balances or a specific token balance. Ideal for: pre-flight validation, UI display, balance verification, unshield planning.
Railgun Relayer Unshield
ActionGasless unshield ERC20 tokens from Railgun private balance to any public address. B3OS relayer pays gas; fee deducted from token amount. No ETH required on recipient. Ideal for: anonymous gas funding, fresh wallet funding, privacy-preserving distributions.
Gmail: New Email Received
TriggerTriggers when a new email is received in your Gmail inbox. Polls your real Gmail account via OAuth — unlike the Email trigger which uses a disposable Pipedream inbox.
Gmail: Create Draft
ActionCreate a draft email in Gmail for later review and sending. Use this when you want to prepare emails that need human approval before sending. Ideal for: scheduled communications, review workflows, template-based emails.